Archive for Player Analysis

Zack Cozart Probably Won’t Keep Scorching the Ball

Last week, August Fagerstrom handed Cincinnati fans an ice-cold Gatorade after we’d spent the better part of three months wandering through the Sahara that is the 2016 Reds baseball season.

After quickly touching on the wide range of sadness, of which there is no shortage—the historically bad bullpen, the woeful luck of one Joseph Votto, and oh, the losses—he rationally pointed to a reason for optimism: “[The Reds’] two most encouraging comeback stories, Zack Cozart and Jay Bruce, just so happen to be their two most sensible trade chips.”

Of Cozart, he wrote:

He leads the Reds in WAR. He enters his final year of arbitration next season. He’s always been a gifted defensive shortstop, something every team loves to have, but this year, he’s hitting at career-best levels…He’s become more aggressive at the plate, he’s hitting way more balls in the air than he did early in his career, and he’s hitting them with authority (emphasis mine).

This last piece is what’s so interesting. Watch any Reds game this year—or just stay through the leadoff hitter! I swear, that’s all I’m asking!—and you’ll hear announcers remark that Cozart is just hitting the ball differently this year.

As shocking as it may seem given recent broadcaster rankings, they’re right.

Cozart’s 2016 hard-hit rate of 33% is very good, if not earth-shattering. It ranks seventh amongst shortstops, and league-wide places him in the company of (slightly) more celebrated offensive names like Bogaerts, Kinsler, and Beltre.

But there’s a caveat to Cozart’s great contact. The number isn’t just a career high; it’s a massive outlier, sitting 8.5% above his career average. How many other hitters this year are enjoying similar spikes? I pulled all “jumps” above six points for 2016 qualified hitters, with a minimum of four seasons to ensure a stable career average:

Name Team Age 2016 Hard Hit % Career Hard Hit % “Jump”
Jose Altuve Astros 26 34.2% 24.5% 9.7%
Daniel Murphy Nationals 31 38.2% 28.7% 9.5%
Victor Martinez Tigers 37 41.5% 32.3% 9.2%
Matt Carpenter Cardinals 30 43.6% 34.7% 8.9%
Zack Cozart Reds 30 33.0% 24.5% 8.5%
Buster Posey Giants 29 40.8% 33.1% 7.7%
Joey Votto Reds 32 44.4% 37.0% 7.4%
Curtis Granderson Mets 35 40.2% 33.1% 7.1%
Salvador Perez Royals 26 35.6% 28.5% 7.1%
Chase Utley Dodgers 37 41.9% 35.3% 6.6%
Ben Zobrist Cubs 35 36.0% 29.4% 6.6%
David Ortiz Red Sox 40 46.9% 40.3% 6.6%
Josh Donaldson Blue Jays 30 40.5% 34.0% 6.5%
Yoenis Cespedes Mets 30 39.5% 33.2% 6.3%
Evan Longoria Rays 30 40.7% 34.6% 6.1%

This list shouldn’t be too surprising. While not a perfect indicator, we know that hitting balls hard is generally better than the alternative—and these guys, with one giant, Vottoian exception, are all in the midst of stellar years by more traditional metrics. Altuve owns baseball’s third-best WAR; Murphy remains one of baseball’s best bargains; Martinez and Ortiz continue to defy Father Time to the tunes of wRC+ of 142 and 194(!), respectively. Even Votto, recovering from a BABIP 60 points below his career average, is rapidly coming around.

The group presents club evaluators, though, with a very tough question: How “real” are these spikes in hard-hit rate, and by extension the jumps in offensive performance? For Cozart, the question for the Reds front office basically translates to: How likely is he to keep the hard contact up, and how quickly should we trade him?

Let’s start with what we know about hard-hit rate. It’s generally a repeatable skill, as a FanGraphs study from last year puts hitters’ YoY correlation at 0.69. We can also say that there’s no real drop in age to adjust for; I found the r-squared correlation between age and hard-hit rate to be 0.02.

It’s not crazy, then, to think that a career-high spike in hard-hit rate could be the start of long-lasting improvement. And if it is, we should see it in the years around the spike: an increase the year before that hinted at a breakout, or retaining/coming close to the same rate in the next few seasons.

But is that the case?

I pulled all hitters with a hard-hit-rate YoY “jump” above 9% since we began tracking the stat in 2002 to see how they fared in the years immediately before and after. In this chart, “Year Before” is the hard-hit rate versus career average for the season prior to the jump, with Y+1/Y+2 representing the two years following it:

Year Name Team Age Year Before “Jump” Year Y+1 Y+2
2007 Edgar Renteria ATL 30 2.2% 12.8% -3.7% -2.4%
2007 Derek Jeter NYY 33 5.1% 12.5% 0.7% -0.6%
2007 Ryan Howard PHI 27 2.0% 12.4% 3.5% 2.8%
2007 Jimmy Rollins PHI 28 3.5% 11.5% 3.7% -1.1%
2007 Carl Crawford TB 25 -1.8% 11.4% -3.6% 3.0%
2007 Coco Crisp BOS 27 2.5% 11.4% -0.4% -1.5%
2013 Marlon Byrd NYM/PIT 35 3.6% 11.1% 6.9% 1.3%
2007 Chone Figgins LAA 29 2.1% 10.9% -1.9% -0.5%
2007 Mark Teixiera TEX/ATL 27 -1.8% 10.7% 3.5% 1.0%
2009 Carlos Pena TB 31 -0.3% 10.3% 1.6% 6.4%
2007 Aaron Rowand PHI 29 -2.0% 9.7% -0.7% -2.5%
2010 Nick Swisher NYY 29 -0.8% 9.6% -3.4% 1.4%
2007 Michael Young TEX 30 0.4% 9.5% 0.2% 4.0%
2009 Raul Ibanez PHI 37 2.1% 9.5% 4.4% -4.0%
2007 Grady Sizemore CLE 24 0.5% 9.3% 1.4% -1.5%
2007 Ichiro Suzuki SEA 33 2.4% 9.2% 0.5% -1.4%

If you’re looking for a pattern, don’t bother: none really exist, aside from the observation that 2007 was, apparently, The Year of Hitting Baseballs Hard (a poorly anticipated sequel to The Year of Living Dangerously).

The “Jump” years make up a few of the better hitting seasons in modern history: Jimmy Rollins’ MVP campaign of 2007, Teixiera’s famous Rangers/Braves split season in which he posted a wRC+ of 146, even a Raul Ibanez “I’m Not Dead Yet” season with Philadelphia at age 37.

More importantly, though, surrounding these seasons on either side is case after case of regression—and not even particularly close regression at that. There doesn’t seem to be any ability to carry over a hard-hit-rate jump into the next year or beyond.

These seasons aren’t necessarily the same as those supported by BABIP-fueled mirages…but they are propped up by a contact rate that just doesn’t seem to hold up in any type of long run. It’s something that makes sense on an intuitive level: no one, even someone as skilled as a big-league hitter, wakes up and says, “Oh, yeah—that’s how I can hit the ball hard from now on,” then keeps it up for the rest of their career.

A 162-game baseball season may seem long, but it’s subject to many forms of chance, including the odds that some years you’ll strike the ball harder than others. For the purposes of evaluating our 2016 list, it’s info that is more “useful” than immediately actionable: every player on the list except Cozart is signed through at least 2018, while Ortiz, in a Breaking Bad-level identity switch, will hang up his spikes to try his skills as a masseur in Minneapolis.

But it’s a worthy piece of evidence that our protagonist will spend next year likely reverting to average or even worse at the plate—and that the Reds, by extension, should pursue every possible trading avenue for Cozart this summer while the hitting is hard.

 


Chris Sale’s Rarest of Mistakes

Chris Sale is unusually skilled at throwing a baseball left-handed. This process is not generally viewed as aesthetically pleasing, but it is generally effective. It is particularly so against left-handed hitters. This effectiveness is why anything else is noteworthy, and thus why you are reading an article about Sale giving up his first home run to a left-handed hitter since 2012, and then his second such home run three innings later. Oh, right: Eric Hosmer hit two home runs off of Chris Sale Friday night, which is two more homers from the left side than Sale has given up over more than three seasons.

Chris Sale has been phenomenal against left-handed batters well beyond the fun fact of “no home runs allowed since 2012.” In his career he had allowed three total homers by lefties prior to Friday, with a triple slash of .202/.261/.263, all while playing half his games in the bandbox that is US Cellular. This dominance has not gone unnoticed by the rest of the league, and he has become justifiably feared by left-handed hitters and all-handed managers. During his 104 start, 712 inning homer-less streak, he has only faced left-handed hitters 18% of the time, despite batters hitting from the left batter’s box account over 40% of all plate appearances. Only the best face Sale. For perspective, Clayton Kershaw has had 609 plate appearances against left-handed batters since 2013 and has allowed eight home runs. For more perspective, it only took Bartolo Colon 246 plate appearances to hit his first home run.

For his part, Eric Hosmer was not a particularly likely player to end Sale’s streak, let alone to do so in this fashion. He has not yet had a 20-home-run season, and he has now matched his career-high season home-run total against left-handed pitching with five. He went into Friday with three career multi-home run games. If you care about this sort of thing, Hosmer’s numbers against Sale before then were relatively impressive in a small sample: .333/.351/.361 over 37 plate appearances. He is now tied with teammate Alex Gordon for most hits against Sale by a left-handed batter.

Now that we have established why Hosmer’s two home runs off Sale were unlikely to happen, we should look into the homers themselves. But before we get into the actual at bats, here is a plot of Sale’s pitches vs. Hosmer. I do not believe it hard to guess which cluster contains the two big mistakes.

Sale v Hosmer 6/10/16

The first at-bat came in the first inning, with two out and nobody on. Sale started with a fastball off the plate away, then a slider more off the plate away. Down 2-0, this happened:

https://gfycat.com/DecisiveInsecureAfricanparadiseflycatcher

With a low and away target, Sale left a fastball high and over the heart of the plate. Hosmer crushed it the other way.

Hosmer’s second at-bat led off the fourth inning. Sale started Hosmer with another fastball, equally over the middle of the plate and about four inches higher than the one that went out to left three innings earlier. The target was again low and away. The second pitch was a slider off the plate away, taken for a ball. Third, a slider inside and at the knees that went foul. Fourth, a fastball off the plate inside that Hosmer deflected just enough to hit into his own leg. With the count 1-2, this:

https://gfycat.com/LavishWelloffCapeghostfrog

With a low and away target, Sale left a slider high and over the heart of the plate. Hosmer crushed it the other way. Sound familiar?

Hosmer did have a third at-bat against Sale in the fifth inning, and it progressed much as Sale’s interactions with lefties usually do. Called strike one on a low-ish slider, swing through a low slider, then weak contact on a changeup low and in off the plate. Three pitches, all strikes, and a routine groundout.

Contrary to the past three years of evidence, Chris Sale is not immune to left-handed slugging. Specifically, he cannot groove a fastball in a hitter’s count nor hang a slider in any count without expecting that bad results might occur. Eric Hosmer is good enough to punish those sorts of mistakes, and he proved it. He should get credit for that. But the last place a pitcher wants to miss is high and over the plate, and Chris Sale did that twice to the same hitter in the same game. These are certainly not the only such mistakes Sale has made against a left-handed hitter since 2012, but they are certainly the first two to be punished fully. It could be a while before we see the next two.


Tyler Naquin’s Blossoming Power

Recently the Cleveland Indians were able to salvage their four-game series against the Seattle Mariners with a 5-3 victory, thanks to Tyler Naquin. In the top of the 8th inning with teammate Rajai Davis on first base, Naquin again found himself in an 0-2 count. Once again, it seemed that the rookie would strike out…especially because he was facing an excellent reliever in Joaquin Benoit. Going into the game, Benoit found himself with a respectable 3.27 ERA, 1.09 WHIP, and a BAA of just .154. But when Naquin came to the plate all of that was about to change. On an 0-2 pitch, Benoit threw Naquin a changeup down and in that he promptly golfed into the stands of Safeco Field giving the Tribe a 4-2 lead in the late innings. This advantage would end up sticking for the Tribe as they went on to split the four-game series and remain in first place in the AL Central.

Naquin is no stranger to hitting homers in the big leagues. In fact, at the time that was his fourth homer in his last six games. Before his most recent recall on June 1st, Naquin hadn’t yet hit one out of the park in the bigs. But now it appears that he has found his power stroke, and his team couldn’t be happier. Naquin always had a great swing; even looking back on his days at Texas A&M, that was more than apparent (he won two Big-12 batting titles). It appears now that he’s beginning to develop power. In the minors, Naquin managed just 22 homers in his 1542 plate appearances, a modest 70.1 PA/HR. In his short time in the majors this number has dropped significantly down to 22.3 PA/HR. In other words, around 27 HR in a 600 plate appearances. The power that he’s shown thus far has been quite impressive, and there’s a chance that it’s sustainable.

Naquin has shown the ability, throughout his minor and now major-league career, to possess a great swing with the ability to make good, solid contact which has translated well to this point. Naquin has a 41% hard-hit rate. Qualified players who have a hard-hit rate above 39% this season include the following list:

 # Player Team  PA  Hard%  HR  OPS  wRC+ wOBA
1 David Ortiz Red Sox 226 47.2 % 16 1.153 200 .470
2 Joey Votto Reds 248 43.5 % 11 .793 108 .338
3 Matt Carpenter Cardinals 255 43.2 % 9 .936 150 .394
4 Chris Carter Brewers 241 43.0 % 16 .803 105 .334
5 Trevor Story Rockies 258 43.0 % 16 .866 111 .362
6 Mike Napoli Indians 232 42.9 % 14 .799 115 .340
7 Chase Utley Dodgers 222 42.8 % 4 .748 110 .330
8 Michael Conforto Mets 211 42.8 % 9 .778 111 .330
9 Miguel Sano Twins 211 42.7 % 11 .799 116 .344
10 Yasmany Tomas Diamondbacks 208 41.1 % 7 .755 97 .324
11 Josh Donaldson Blue Jays 265 40.9 % 14 .890 139 .378
12 Victor Martinez Tigers 224 40.9 % 9 .925 149 .391
13 Khris Davis Athletics 215 40.8 % 14 .753 100 .316
14 Evan Longoria Rays 250 40.8 % 14 .865 134 .363
15 Curtis Granderson Mets 248 40.8 % 11 .742 102 .317
16 Buster Posey Giants 212 40.5 % 8 .766 108 .323
17 Giancarlo Stanton Marlins 214 40.4 % 12 .731 95 .315
18 Adam Duvall Reds 205 40.3 % 17 .902 135 .377
19 Jake Lamb Diamondbacks 225 40.3 % 11 .867 127 .368
20 Mike Trout Angels 263 39.8 % 13 .963 164 .405
21 Kris Bryant Cubs 257 39.8 % 14 .886 139 .380
22 Chris Davis Orioles 250 39.7 % 13 .795 114 .343
23 Corey Seager Dodgers 258 39.6 % 14 .869 135 .368
24 Mark Trumbo Orioles 251 39.0 % 20 .956 155 .403
25 Byung-ho Park Twins 201 39.0 % 11 .777 109 .334
26 Manny Machado Orioles 264 39.0 % 15 .968 155 .402

From the chart, 20 of the 26 players listed are in double digits in homers. If you take their ratio of HR/PA and multiply by 600 you find that they range anywhere from 27 HR to 48 HR potential. There’s no guarantee that any of these power hitters will keep their current pace, but one thing’s for sure, players who have a relatively high hard-hit rate are more likely to hit home runs and extra-base hits, and ultimately are more likely be more productive for their team. If we go back even further now, say the last three seasons (2013-2015), we get the following group:

 

# Name Team PA Hard% HR OPS wRC+ wOBA
1 Miguel Cabrera Tigers 1848 43.7 % 87 .981 168 .417
2 David Ortiz Red Sox 1816 43.7 % 102 .915 141 .382
3 Paul Goldschmidt Diamondbacks 1884 42.2 % 88 .968 159 .408
4 Giancarlo Stanton Marlins 1460 41.9 % 88 .915 150 .389
5 J.D. Martinez – – – 1447 40.9 % 68 .840 129 .359
6 Lucas Duda Mets 1534 40.6 % 72 .817 131 .355
7 Matt Kemp – – – 1537 40.0 % 54 .786 120 .341
8 Andrew McCutchen Pirates 2007 39.9 % 69 .917 157 .395
9 Chris Davis Orioles 1868 39.9 % 126 .891 140 .378
10 Jarrod Saltalamacchia – – – 1132 39.5 % 34 .746 104 .327
11 Pedro Alvarez Pirates 1550 39.1 % 81 .760 110 .327
12 Mike Trout Angels 2103 39.0 % 104 .973 172 .413

The chart says it all: the average HR% (HR/PA) of this group is 4.8%, or in other words about 29 HR per 600 PA. The average OPS of this group is an impressive .876, and even more impressive the average wOBA is .374. If Naquin can continue to make solid contact in his plate appearances, as he has proven throughout his career, he could be a very special player.

In the case of Tyler Naquin, he has: 99 PA, 41 Hard%, 4 HR, .870 OPS, 136 wRC+, and a .371 wOBA. His numbers correlate quite well to the rest of the group; in fact, his OPS, wRC+, and wOBA are all above or around the average in comparison. Obviously this is kind of a small sample size for Naquin. It’s nearly impossible to tell what kind of player Naquin will become with less than 100 major-league plate appearances, but there is definitely hope.


Elvis Andrus Is Trying to Become a Power Hitter

In his seven-plus seasons as a major-leaguer, Elvis Andrus has never been considered an offensive dynamo. And for good reason! Over nearly 5,000 plate appearances, Andrus owns an 83 wRC+ and measly .079 ISO. However, even a defensive-minded shortstop can change the game with one swing of the bat. While not an overly impressive blast, it exposes something different in his approach at the plate. Early in his career, Rangers fans and followers held out hope that Andrus could develop into a 15-20 homer a year guy. While that may feel like a lost cause, Andrus has recently displayed some newfound power. Last season, Andrus smacked a career-high seven home runs and tied his career-high with 43 extra-base hits. So far this season, he is on track for a career-high ISO and running a near league-average offensive line. Andrus’ Speed Score sits right at his career average, hence it does not appear he has bulked up significantly and traded in speed for power. Rather, he has altered his approach at the plate.

This current approach began last season, and to this point has continued over into his 2016 campaign. From his rookie season in 2009 to 2014, Andrus ran a 57.4 GB% and a 21.3 FB%. This past season and a third, those metrics have shifted to 46.5% and 31.1%, respectively. In context, Andrus has gone from the 2nd percentile in FB% to the 30th percentile. While no one will ever confuse him for Chris Carter, Andrus’ new batted-ball profile closely resembles that of in-state slugger George Springer. Perhaps even more indicative, Andrus has raised his Pull% from 33.9% over 2009-2014 to 43.6% since 2015; this represents a shift from the 12th percentile to the 81st percentile, placing him just ahead of renowned slugger Anthony Rizzo. Seeing as 27 of his 29 career home runs have landed to the left of center field, this seems a logical shift for a man in search of dingers.

Plate-discipline measures further reveal Andrus’ altered approach. Andrus has raised his O-Swing% from 21.8 to 25.8 in addition to raising his Z-Swing% from 53.3 to 61.2 over our familiar timeframes. In avoiding Simpson’s Paradox, these changes have increased his overall Swing% from 38.5 to 42.8. While still not a free swinger by any regards, Andrus’ new approach remarkably resembles fellow A.L. West shortstop Marcus Semien, albeit with superior contact rates. Known for providing impressive power from the six spot on the diamond, one could well view Semien as the ceiling of Andrus’ power dreams. Meanwhile, Andrus has held his contact rates largely steady, dispelling the notion that he has traded contact for power. Interestingly, his Zone% has steadily dropped since his rookie season but has held near 51% each of the past three full seasons. So far in 2016, that number has dropped further to 49%, so perhaps opposing pitchers have finally altered their approach in response. However, too little time has passed to determine whether this is by choice or simply small-sample variation. Indeed, Andrus will need to prove that these adjustments make him a “power” hitter before pitchers treat him differently.

That ultimately remains the question. Andrus has ostensibly made adjustments to improve his power, but do they truly make him a better overall hitter? To this point in the season, Andrus ranks 158th in average exit velocity on fly balls and 147th in average fly-ball distance among the 167 batters with 25 or more fly balls hit. Andrus pulling more fly-ball outs to left field doesn’t enhance his offensive output. However, if more of these balls turn into gap shots and home runs, Andrus could uncover another level to his game. With Jurickson Profar returning from the baseball grave in remarkable fashion and Rougned Odor forever cementing his place in Rangers lore, Andrus may be feeling the pressure to live up to his now ill-regarded contract extension. After three below-80-wRC+ seasons, something needed to change for Andrus at the plate. Whether this new approach works for the better remains to be seen, but right now Andrus remains a key cog on a surprising postseason contender.


The Curious Case of Carl Crawford

On December 8, 2010, the Boston Red Sox agreed to terms with Carl Crawford, inking the outfielder to a seven-year, 142-million-dollar deal, the largest ever signed by a position player that had never hit more than 20 home runs in a single season.  Although the majority of the population felt that the Red Sox had overpaid for his services, most considered it only a slight reach, and when factoring in Boston’s position on the win curve, their decision to splurge on a premium player could be justified.  Crawford was an established elite defensive outfielder coming off the best season of his career at the plate; an increase in power prior to the 2009 season had boosted Crawford to new heights just in time for his pay day, and in the final two years of his extension with the Rays, he posted WARs of 5.9 and 7.7, respectively.  In the immediate aftermath of his signing with Boston, FanGraphs’ own Dave Cameron declared him to be a true-talent 5-win player, and at the time, it was not difficult to imagine a scenario in which the 29 year-old Crawford continued to perform at peak levels before gradually declining in the final years of the contract.  If we assume that Crawford was in fact a 5-win player, then using the $/WAR figure accepted in the winter of 2010 (5 million dollars/win), 5% inflation, and a standard aging curve, the projection for Crawford’s contract would have looked something like this, with his 6-million-dollar signing bonus excluded from the analysis:

View post on imgur.com

Two things are striking when looking at this table.  First, on an unrelated note, league-wide inflation as a result of TV deals and increased revenue streams has far exceeded the expectations of 2010, actually surpassing 10% in order to reach the accepted value of 8-9 million dollars per win today in 2016.  Although the methodology did prove to be incorrect, I do still believe the results obtained here to be worthy of inspection, as they offer insight into teams’ valuations of Crawford as a player available in the free-agent market.  Second, the divergence between industry consensus and the arithmetic presented here is worth noting; most insiders felt that Boston had spent too much, while the data presented here suggests that the contract actually provided a bit of upside.  This disparity could perhaps be explained by a skepticism of defensive metrics in 2010, along with doubts about Crawford’s ability to age well, as a large portion of his value on the bases and in the outfield was tied up in his legs.  In order to account for this discrepancy, perhaps it is better to use a “worst-case scenario,” to subject Crawford’s performance to a more punitive aging curve over the life of the contract.  Instead of docking Crawford 0.5 WAR for his age-31 through -35 seasons, instead, he will lose 0.75 wins each year.  This steeper decline is forecast below:

View post on imgur.com

It appears that this table is a more accurate representation of front offices’ opinions about Carl Crawford, as shown by the deficit in the bottom right corner.  Using the more aggressive aging curve, the contract offered by the Red Sox does appear to be a slight overpay, and if they conformed to the opinion that the outfielder would decline more swiftly than other players of similar age, then they agreed to a contract in which there was no upside.  However, if Crawford’s performance fell anywhere between the standard aging projection and the “worst-case scenario,” as it was likely to, it seemed that both sides would be satisfied with the outcome.

As we all know now, this “worst-case scenario” projected in 2010 was a far cry from reality.  After suffering through a tumultuous year and a half in Boston and undergoing Tommy John surgery to repair a partially torn UCL, Crawford was unceremoniously dumped by the Red Sox and shipped to the Dodgers on August 25, 2012 as part of the infamous Nick Punto trade.  It appears that Crawford has finally hit rock bottom, with Los Angeles designating him for assignment on Sunday.  Crawford will almost certainly clear waivers, and assuming he asks to be released rather than assigned to the club’s AAA affiliate in Oklahoma City, the Dodgers will eat the remainder of his contract and essentially pay Crawford nearly 35 million dollars to disappear.  Rather than projecting future performance, let’s instead take a look back at Crawford’s production since signing with Boston:

View post on imgur.com

Although up-to-date $/WAR figures could have been used, I stuck with the estimates of 2010, in order to further emphasize how poorly this pact has been when compared to the organization’s expectations when they chose to sign Crawford.  Elbow injury notwithstanding, it is difficult to imagine how this contract could have soured so quickly.  Crawford has already cost his employers 85 million dollars more than his production would have warranted, and even if he latches on somewhere and plays out the remainder of the deal, it’s very likely that figure ends up more than 100 million dollars in the red.  So, how did this happen?  How did Carl Crawford, he of the 7.7 WAR in 2010, second in all of baseball, flop so badly, producing only 5.3 WAR since signing with the Red Sox?

Well, the most obvious answer is the boring one: Carl Crawford got old.  Fast.  From 2008-2010, Crawford’s final three seasons in Tampa Bay, he was actually the best defensive player in the MLB, posting a UZR/150 of 20.6 in left field, two runs better than his nearest competitor on the leaderboard.  A bit of regression and decline were certainly expected, as it is incredibly difficult to sustain this level of performance, but nobody could have expected the utter evaporation of his defensive value upon arriving in Boston.  Crawford posted a negative UZR during his time patrolling the Green Monster; some criticize the Red Sox for wasting his defensive abilities in what is considered to be the smallest left field in all of baseball, suggesting that he should have been moved to Fenway’s right field in order to better leverage his extraordinary range.  However, even before his elbow injury, Crawford was known for having a weak throwing arm, and with a partially torn UCL, it would have been nearly impossible for him to play anywhere other than left.

Even so, his damaged elbow fails to explain the mysterious loss of range that sent him tumbling down the UZR leaderboards, and instead of providing value as an elite defensive player, Crawford instead resembled an average corner outfielder during his time in Boston.  After being dealt to Los Angeles, Crawford’s defensive numbers did improve slightly, perhaps indicating that he never felt comfortable playing in front of the 37-foot wall, but by the time he arrived in Chavez Ravine, Crawford had already lost a step or two, placing a ceiling on his future defensive contributions.

This loss of speed was evident on the base paths as well, with Crawford never again imposing his will upon opposing batteries like he did during his time with the Rays.  From the time of his promotion to Tampa Bay in 2002 until the end of 2010, Crawford had stolen 409 bases in 499 attempts, for a success rate of nearly 82% and the second-highest stolen base total in all of baseball during that timeframe.  However, after signing with Boston, it seems as if Crawford became more timid as a runner, never attempting more than 30 steals in a single season.  Since 2011, Crawford owns a 79% success rate, quite similar to his career average, yet he’s running far less frequently, stealing only 71 bases in 90 attempts.  Whether due to a loss of speed or a lack of aggression, or perhaps a combination of the two, Crawford never regained his form as a base-stealer, resulting in the loss of a huge chunk of his base-running value.

Unlike his collapse in the outfield and on the base paths, Crawford’s decline at the plate cannot be explained by a loss of speed simply chalked up to age.  This dilemma is a bit more perplexing.  After posting the two best seasons of his career at the plate in Tampa Bay immediately prior to hitting free agency, Crawford’s production in the batter’s box cratered after signing with Boston in 2011, falling to levels only experienced by the outfielder during his first full season in the majors in 2003.  Since joining the Red Sox, Crawford has sported a more aggressive approach leading to fewer walks and more strikeouts, has exhibited less power than he did during his time in Tampa Bay, and his problems against left-handed pitching have only been exacerbated.  In a vacuum, none of these changes themselves would be damning, but in conjunction with one another, this trio has formed a nasty combination, only hastening Crawford’s demise.

Starting in 2006, as Crawford entered his offensive prime and started to become a force at the plate, his Zone%, the number of pitches he saw in the strike zone, began to decline as pitchers decided to carefully pitch around him rather than challenging him, falling from a high of 57% to only 43% in 2010.  During his MVP-level campaigns in 2009 and 2010, Crawford adjusted to these changes appropriately, cutting his swing rate and accepting the free passes being handed to him by opposing pitchers, adopting what could be considered somewhat of a slugger’s profile.  However, in 2011, perhaps feeling the weight of his new contract and worrying that hits rather than walks were needed to justify the nine-figure deal and appease Boston fans, Crawford gave these gains back, as his O-Swing% jumped by nearly three points.

View post on imgur.com

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Surprisingly, Crawford actually controlled the outside corner of the plate, but he expanded the zone in nearly every other direction.  By chasing balls rather than selectively punishing mistakes, Crawford effectively got himself out more than ever, posting a career-high K% and his lowest BB% since 2003.  Even when Crawford did make contact, the quality was often terrible, as his Soft% rose to a nearly unfathomable 26%, contributing to a 40-point drop in his BABIP and a subsequent, almost identical, fall in batting average.  Although some of the walks have returned since his horrendous 2011, Crawford’s strikeouts remain elevated, seriously limiting his offensive production.

The lack of quality contact has also affected Crawford’s power output, because although his fly ball and line drive tendencies have been in line with his career norms, Crawford is doing far less damage.  During his time in Tampa, Crawford had an ISO of .148, peaking at .188 in 2010.  In Boston and Los Angeles however, this number has fallen to .136, and he’s never posted a single-season ISO higher than .150.

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This loss of power is most obvious at the top of the strike zone and on the outside corner, where Crawford is now capable of doing little to no damage.  Even in his wheelhouse, down and in, Crawford’s strength has eroded, leaving him as a shell of his 2010 American League MVP candidate self at the plate.

Finally, and perhaps most troubling, since leaving Tampa Bay, it seems like Crawford has forgotten how to hit left-handed pitching.  Even in his prime, the lefty struggled against southpaws, boasting only a .308 wOBA, but since signing with Boston, his production against same-handed pitching has collapsed, with his wOBA falling nearly 30 points, leaving with him with a wRC+ of 73 against lefties.  And yes, we now have an answer, his platoon split absolutely matters.  The final straw came in 2013, when he posted an ISO 0f .084 and a wRC+ of 56 in 115 plate appearances against left-handers; since then, Crawford has become a platoon outfielder, almost never allowed to face lefties and failing miserably when he does, as evidenced by his -64 wRC+ against them this year (granted, in only 12 plate appearances).

So, there you have it.  Carl Crawford, the electric baserunner, phenomenal outfielder, and prodigious hitter of less than six years ago is soon to be unemployed, assuming he clears waivers and is released.  Does he have any baseball left in him, or is this 142-million-dollar man done?  In any other year, he might have been, but given the number of contenders that will need an outfielder and the limited supply, it’s very possible that a team will give him a chance.  However, it is unclear if Crawford even wants to continue playing, given that the team acquiring him will almost certainly place him in a platoon role, while he has stated that he doesn’t believe he is a platoon player.  If he does agree to play in a limited role, where could he land?  An obvious answer is Cleveland, yet during his time in Boston, Crawford didn’t get along well with current Indians’ skipper Terry Francona.  Somewhat comically, Boston is another obvious fit, as he could be a nice platoon partner for Chris Young, but we all know how his first stint with the Red Sox went.  Other teams that could be interested in the outfielder’s services include the Orioles, Nationals, Mariners, and White Sox, although they may look to make a bigger splash before settling upon Crawford.  Whether Crawford returns to the big leagues or not, his time as an impact player almost certainly ended years ago, and that’s a shame.

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No matter their team allegiance, fans of the game of baseball have to be disappointed by the outcome of Crawford’s career, as his prime was gone far too soon.  One of few players that could truly dominate the game in every phase, through a combination of injury, age, and perhaps a lack of mental toughness, Carl Crawford’s star was extinguished almost immediately after signing with Boston.


Identifying HR/FB Surgers Using Statcast

It seems that 2016 will be the year that Statcast begins to permeate Fantasy Baseball analysis. Recently there has been a wealth of articles exploring the possibilities of using these kinds of data. These pieces have provided relevant insights on how to improve our understanding of well-hit balls and launch angles. Also, they’ve facilitated access to information on exit velocity leaders and surgers, as well as provided thoughtful analyses to the possible workings behind some early-season breakouts.

However, there is still a lot we don’t know about Statcast data. For instance, we are uncertain of how consistent these skills are over time, both across seasons or within seasons. Also we don’t know what constitutes a relevant sample size or when rates are likely to stabilize. All in all, this makes using 2016 Statcast data to predict rest of season performance a potentially brash and faulty proposition. Having said that, we can’t help but to try; so here’s our attempt at using early-season 2016 Statcast data to partially predict future performance.

One of the early gospels of Statcast data analysis posits that the “sweet spot” for hitting homers comes from a combination of a launch angle in the range of 25 – 30 degrees and a 95+ MPH exit velocity. If this is indeed the ideal combination for hitting home runs, one could argue that players that have a higher share of fly balls that meet these criteria should perform better in other more traditional metrics such as HR/FB%.

Following this line of thought we dug up all the batted balls under the “sweet spot” criteria, and divided them by all balls hit at a launch angle of 25 degrees or higher (which MLB determines as fly balls) to come up with a Sweet Spot%. In an attempt to identify potential HR/FB% surgers, we compare Sweet Spot% and HR/FB% z-scores (to normalize each rate) for all qualified hitters with at least 25 fly balls and highlight the biggest gaps.  Here are the Top five gaps considering the games up to May 28th:

Name Team HR/FB  % HR/FB  %         Z-Score Sweet Spot % Sweet Spot % Z-Score Z-Score Diff
Kole Calhoun Angels 6% -1.15 26% 2.24 3.39
Stephen Piscotty Cardinals 11% -0.35 26% 2.33 2.68
Matt Carpenter Cardinals 16% 0.44 29% 2.73 2.29
Denard Span Giants 3% -1.66 15% 0.52 2.18
Yonder Alonso Athletics 3% -1.69 15% 0.43 2.12

Calhoun seems like a good candidate for a power uptick. He has the third-highest Sweet Spot% of 2016, and he has sustained similar Hard% and FB% to the previous two seasons. Yet somehow he has managed to cut his HR/FB% to less than half of what he put together in either 2014 or 2015.  More so, he has had some bad luck with balls hit in the “sweet spot”; his batting average in these kinds of balls is .500, whereas the league average is around .680. He is not killing fly balls in general, with an average exit velocity of 84.6 MPH, but if he keeps consistently hitting balls in the “sweet spot” range he should improve in the power department. Look out for a potential turnaround in the coming weeks and a return to 2015 HR/FB% levels.

Piscotty holds second place in the Sweet Spot% rankings. However, his FB% is very similar to what he did in 2015 whilst his Hard% is down from 38.5% to 32.5%. Lastly, he plays half of his games in Busch Stadium, which has a history of suppressing home runs. I would be cautious of expecting a major home-run surge, but in any case Piscotty is likely to at least sustain his performance in the power department, which would be welcome news to owners that got him at bargain prices.

Carpenter is another dweller of Busch Stadium, however his outlook might be a bit different. He is the absolute leader in Sweet Spot%. He is posting the highest Hard% and FB% marks of his career. Carpenter is also crushing his fly balls in general, with an average Exit Velocity of 93.7 MPH. Just as a point of reference Miguel Cabrera, Josh Donaldson and Giancarlo Stanton fail to reach an average of 93 MPH on their own fly balls. Lastly, he has had some tough luck with balls hit in the “sweet spot”, posting a batting average of just .420. Carpenter is already putting up the highest HR/FB% of his career, and he is a 30-year-old veteran of slap-hitting fame, but the power looks legit and perhaps there is more to come.

Denard Span and Yonder Alonso show up in this list not because of their Sweet Spot% prowess but rather due to their putrid HR/FB%. They barely crack the Top 50 in Sweet Spot%. They play half their games in two of the bottom three parks for HR Park Factor. Span is putting up his lowest FB% and Hard% rates since 2013, when he ended up with a HR/FB% of 3.4%. Meanwhile, Yonder’s rates most closely resemble those of 2012, when he had a HR/FB of 6.2%. Whilst their batting average of “sweet spot” batted balls is just .500, there is nothing to look here. In any case, their power situation looks to improve from bad to mediocre.

If you are interested in the perusing the Top 50 gaps between HR/FB% and Sweet Spot%, please find them below:

Name Team HR/FB  % HR/FB  %          Z-Score Sweet Spot % Sweet Spot % Z-Score Z-Score Diff
Kole Calhoun Angels 6% -1.15 26% 2.24 3.39
Stephen Piscotty Cardinals 11% -0.35 26% 2.33 2.68
Matt Carpenter Cardinals 16% 0.44 29% 2.73 2.29
Denard Span Giants 3% -1.66 15% 0.52 2.18
Yonder Alonso Athletics 3% -1.69 15% 0.43 2.12
Kendrys Morales Royals 10% -0.61 21% 1.38 1.99
Addison Russell Cubs 12% -0.27 22% 1.67 1.94
Yadier Molina Cardinals 2% -1.72 13% 0.11 1.83
Adam Jones Orioles 11% -0.46 20% 1.29 1.75
Alcides Escobar Royals 0% -2.10 10% -0.44 1.66
Jose Abreu White Sox 11% -0.35 19% 1.11 1.46
Joe Mauer Twins 17% 0.56 24% 1.96 1.40
Chris Owings Diamondbacks 3% -1.59 11% -0.26 1.32
Jacoby Ellsbury Yankees 5% -1.28 12% -0.09 1.19
Justin Turner Dodgers 6% -1.20 12% -0.01 1.19
Victor Martinez Tigers 12% -0.19 18% 0.95 1.14
Daniel Murphy Nationals 10% -0.60 16% 0.54 1.14
Justin Upton Tigers 4% -1.43 11% -0.29 1.14
Josh Harrison Pirates 5% -1.37 11% -0.25 1.12
Anthony Rendon Nationals 6% -1.23 12% -0.11 1.12
Corey Dickerson Rays 16% 0.42 21% 1.50 1.07
Brandon Crawford Giants 11% -0.41 16% 0.66 1.07
Ian Desmond Rangers 16% 0.35 21% 1.41 1.06
Derek Norris Padres 12% -0.30 17% 0.74 1.04
Ryan Zimmerman Nationals 19% 0.78 23% 1.81 1.03
Gregory Polanco Pirates 14% 0.11 19% 1.11 1.00
Austin Jackson White Sox 0% -2.10 6% -1.13 0.97
Nick Markakis Braves 2% -1.79 7% -0.86 0.93
Corey Seager Dodgers 18% 0.66 22% 1.56 0.91
Michael Saunders Blue Jays 20% 1.00 24% 1.88 0.89
Mike Napoli Indians 23% 1.38 26% 2.27 0.88
Brandon Belt Giants 7% -0.97 11% -0.15 0.81
Matt Kemp Padres 17% 0.59 20% 1.36 0.77
Nick Ahmed Diamondbacks 8% -0.81 12% -0.05 0.77
Matt Duffy Giants 4% -1.45 8% -0.73 0.71
David Ortiz Red Sox 19% 0.90 21% 1.53 0.63
Joe Panik Giants 9% -0.69 12% -0.06 0.63
Elvis Andrus Rangers 2% -1.72 6% -1.10 0.63
Brandon Phillips Reds 11% -0.41 14% 0.21 0.62
Adam Eaton White Sox 8% -0.81 11% -0.20 0.62
Gerardo Parra Rockies 8% -0.87 11% -0.26 0.61
C.J. Cron Angels 6% -1.18 9% -0.58 0.61
Dexter Fowler Cubs 13% -0.04 16% 0.56 0.60
Jose Altuve Astros 17% 0.53 19% 1.11 0.58
Prince Fielder Rangers 4% -1.42 7% -0.90 0.51
Jose Ramirez Indians 7% -1.09 9% -0.58 0.51
Joey Rickard Orioles 8% -0.91 10% -0.42 0.48
Asdrubal Cabrera Mets 7% -1.00 9% -0.53 0.46
Mark Teixeira Yankees 10% -0.50 12% -0.05 0.46
Ben Zobrist Cubs 13% -0.12 14% 0.34 0.45

Note: This analysis is also featured in our emerging blog www.theimperfectgame.com


Erick Aybar Needs Your Prayers

One would do well to recall that the last feature article written about Erick Aybar appeared in NotGraphs (#KeepNotGraphs), where he was pictured as the inept, rebel fleet commander Admiral Ackbar from the good section of Star Wars. Before, that there were articles that described him as, “Erick Aybar: Not as Bad as You Might Think,” and “Erick Aybar, Perennial Sleeper,” and “Erick Aybar: 2012 Sleeper.” Since then, Aybar hasn’t had an actual FanGraphs piece done on him. It looks as though people are still sleeping on him (but for good reason this time).

One of the most interesting parts of the novel 1984 is the concept of “Newspeak,” where the government twists and eliminates the meaning of certain words to serve its own purposes. In the novel, Winston, the protagonist, is educated by one his colleagues at the Ministry of Truth, Syme. He tells Winston, “A word contains its opposite in itself. Take ‘good,’ for instance. If you have a word like ‘good,’ what need is there for a word like ‘bad’? ‘Ungood’ will do just as well – better, because it’s an exact opposite, which the other is not.” In today’s society, particularly in the world of baseball, there is a great need for descriptors such as “ungood” so that people don’t feel bad.

There are numerous expletive-laden phrases that would aptly describe Erick Aybar’s season up to this point, but perhaps it’s best to just say he’s doubleungood. That’s the clearest way of saying that Aybar has been incredibly awful this season. This isn’t just about offense or just about defense. He has been mind-numbingly, historically bad offensively and pretty subpar defensively.

It’s lucky for Aybar that the Braves aren’t exactly their c. 1998 selves because he can hide relatively easily on this roster. The Braves have three of the league’s ten worst players by wRC+ (min. 100 plate appearances), so it’s not like he’s exceptional. Moreover, it doesn’t look like the Braves are terribly interested in winning, anyway, so at least he isn’t holding back a team with championship aspirations (you’re being glared at, Russell Martin).

This season, through 43 games (many of them started) and 161 plate appearances, he has amassed an unimpressive -1.7 WAR, worst in the league. Also absolute worst in the league is his wRC+, which is 11! That’s insane. It’s 89% worse than average! Even 90-year-old A.J. Pierzynski has a 39 wRC+. Consider this: Erick Aybar is running a .184/.222/.211 line. How can a major-league baseball player be this bad?

Well, it’s not terribly helpful to have a .223 BABIP, a number 78 points off of his career average (and basically league average) .301 BABIP. Just for fun, let’s say he has a .301 BABIP this season. That would add approximately nine hits to his total of 27 thus far, giving him a much more respectable .245 batting average. Now let’s say he maintains his ratio of hits to extra-base hits and see what that does to his slugging percentage (he ends up with one more double). This gets him to a much better .245/.279/.279 line. But that’s still probably not good enough to be a major-league player.

As you can probably guess, Aybar’s plate discipline and power numbers suck quite a bit. His four doubles and 23 singles have given him a .027 ISO, which is the worst in the league by 16 points. He has a K-BB% of 14.3%, a number that’s meritorious as a pitcher (hint: Aybar isn’t a pitcher). His O-Swing% increased by five percentage points this year and his contact rate on pitches outside the strike zone decreased by five percentage points, leading to more strikeouts and worse contact when he actually hits it. At least he’s only a slightly below-average baserunner.

Unfortunately, his defensive numbers have been subpar this year also, but at least he’s not the worst player in the league in this category. Instead, he’s eighth-worst, with a raw UZR of -4.9 and a UZR/150 of -22.9. He isn’t committing too many errors, but his range is a definite factor. Aybar hasn’t completed a single play in the remote to unlikely range per Inside Edge. He’s also seen a marked drop in even chance fielding opportunities (down 6.7%) and likely opportunities (down 3%).

There aren’t a whole lot of good reasons for this. He isn’t injured (although he did have to get a chicken bone removed from his throat) and he doesn’t look injured. I can’t find a way to press the videos onto the article, but his swing looks a lot different from last year, at least from the right-hand side of the plate. I’m not a swing expert, but it looks like he isn’t using his hips to turn on the ball like he has in years past, which would explain the lack of power. Additionally, Aybar looks off-balance this year as compared to last year, when he was much better. Another thing to consider is that it seems like his swing has less lift than before, resulting in more ground balls and less power. On the other hand, maybe Aybar is just getting old. He’s 33 and hasn’t missed a lot of time in his career.

On the other hand, he actually was a very good player for a long time, a sleeper even. From 2008 through 2014, he was worth 20.1 WAR, combining passable offense for a middle infielder with good baserunning and decent defense. In fact, he was 57th* in WAR during that time period, better than more highly esteemed names like Carlos Beltran, Nelson Cruz, and David Ortiz. He was a very good player for a very long time, making more money than most people ever dream of. And that’s cause for positivity.

It stands to reason that Aybar will regress back to the mean. No one can sustain those numbers for a full season, if only because they would definitely get benched. There’s a reason why sample size and past performance matters and Mr. Aybar embodies it. If we expected him to keep playing at this level with the same amount of playing time, then he’d end up with the worst season in baseball history with a little over -6 WAR (not that six fewer wins would make that big of a difference to the Braves). But that isn’t going to happen. He’s projected to finish around zero, which would make him an average player the rest of the way. Based on his past performance, I fully expect that to happen and I want it to happen. It’s terribly sad when one of the game’s great, unknown players spirals into oblivion. Nonetheless, what he’s doing right now is insane and not for the right reasons.  Just as Admiral Ackbar managed to right the rebel fleet, Aybar can do the same with his performance.

*Fun fact: Mike Trout is 19th on that list. Remember, WAR totals from 2008 through 2014.

All statistics current through 5/26/2016


The Danger of Fly Balls

Last year, I suggested that Wilson Ramos might want to try hitting the ball in the air more.

It turns out, there is a Washington National who appears to have made an effort to put the ball in the air more, but that is not Wilson Ramos. It is their soon-to-be-erstwhile shortstop, Danny Espinosa.

Last year, Espinosa rode a hot start to a .240/.311/.409 line at the end of the season, good enough for a 94 wRC+. It was his first offensive season since 2012 that you would accept from a starting middle infielder, and you’d be excused for seeing it as a sign that he might be back to his 3-win form of 2011 and 2012.

This year, however, Espinosa is scuffling to a .201/.307/.288 line that has been inflated by five intentional walks. Overall his wRC+ is down to 58.

One might look at his 23% strikeout rate and note that, while poor, it is still better than his 27.5% career mark or 25.8% 2015 rate. (His plate discipline numbers are indeed better this year than last.) One might notice a .250 BABIP compared to his .296 career number and expect improvement there. Also noticeable is a 7.0% HR/FB rate when his career mark is 12.9%. So perhaps we could expect something more like his 86 career wRC+ going forward? Or at least his Steamer projection of 79? (That is, if Trea Turner weren’t highly likely to be called up shortly.)

Possibly, but there is something else about Espinosa’s numbers that create pause: he has become a fly ball hitter. Entering this season, Espinosa had never posted a full-season GB/FB ratio lower than 1.12, but this year he has hit 37 grounders and 43 flies for a 0.86 rate.

If you hit a lot of fly balls, your BABIP is going to suffer. If those flies don’t turn into home runs, it’s a double whammy, and Espinosa is certainly getting whammed pretty good by that combination.

This is the danger of fly balls. And they could become even more dangerous if you try to hit them.

I can’t read any player’s mind, so perhaps Espinosa just happens to be hitting the ball in the air more. But ground ball and fly ball rates stabilize pretty quickly, and how you hit the ball is one of the more controllable aspects of hitting (it’s where the ball goes that’s the rub).

Espinosa has had above-average power, so why not try to convert that into extra home runs by hitting more flies?

Another way to look at hitting grounders vs. hitting flies is the target launch angle. So another way to interpret “hit more fly balls” is “hit the ball at a higher angle.” Espinosa is hitting the ball at too high an angle, and it follows that if you intend to hit more fly balls, they may well on average end up launching at a higher angle than in the past.

Monday night was the clearest example yet of this problem: Espinosa hit fly balls at 56, 59, and 61 degrees in his three plate appearances, and all three were easy outs to left field. As for the exit velocity, his contact in the air spent much of this season around 95-96 mph, which is good, but that hasn’t done any good without the right launch angle, and now he’s also down to 94.5 mph on the season when he hits the ball in the air, with Monday’s 86, 89, and 92 velocities contributing to that decline.

This turned into an analysis of why Espinosa has been struggling even more than the most pessimistic might have imagined. Perhaps there is a general lesson as well, however, beyond the well-established fact that fly balls without home runs are nigh useless.

Some players might want to pick one approach and stick with it to improve as much as possible. This is especially true if that hitter isn’t a great one, because they might not get the results they are hoping for by changing things up. Although you could argue the potential rewards for a below-average hitter are worth the risk and it just hasn’t worked out for Espinosa, one might counter that the likelihood of the change working for a less-talented hitter is quite low. (And the risk in this particular case was even higher with the hot prospect on his tail, limiting the time he had available to work things out.)

Take Ramos, a better hitter than Espinosa over the course of their careers, but not a spectacular one either. He hasn’t changed a thing in ground/fly ball terms: his 2016 GB/FB ratio is basically identical to his 2015 ratio, but his BABIP has gone from .256 to .370 and he is hitting .333/.385/.512. That won’t continue, but his ROS projected wRC+ has improved to the 90’s, when his actual wRC+ in 2015 was just 63.

Consistency in approach can produce better results with time. If you want to change things up, beware the risks. You may end up with the worst of both worlds.

You could also end up succeeding, as Leonys Martin has.


The Evolution of Xander Bogaerts

Since dominating the Dominican Summer League as a 17-year-old shortstop, Xander Bogaerts has been considered one of the elite young talents in the game, heralded for his on-base ability, and specifically his power.  After being promoted to start the 2011 season in Greenville, the Aruban native continued to rake, proving his skills at every rung of the organizational ladder.  At each full-season minor league level, Bogaerts never ran a wOBA below .366, and his lowest ISO was a very respectable .169.  It seemed as if he were destined to inherit the throne left vacant in Boston since Nomar Garciaparra departed in 2004; fans drooled over his future as the Red Sox’s franchise cornerstone, anchoring the heart of the Boston lineup while playing a premium defensive position.

On August 19, 2013, with Stephen Drew mired in a slump and the Sox struggling, Bogaerts was promoted from Pawtucket and joined the team in San Francisco, thus beginning his tenure in Boston.  Bogaerts appeared in 18 games down the stretch, hitting only 1 home run and watching his K% balloon to 26%.  However, his struggles were mostly ignored as the team wrapped up the division, and all concerns were quieted by the maturity he demonstrated after being inserted into the Sox’ starting lineup on baseball’s biggest stage, as evidenced by his .386 wOBA during the postseason run culminating with a title.  At the tender age of 20, Xander Bogaerts was a World Series champion, appearing poised for a Rookie of the Year campaign in 2014.

Unfortunately, Bogaerts failed to meet expectations in 2014, posting his worst season as a professional by far.  After a hot start, he collapsed in the second half.  He continued to strike out in nearly 25% of his plate appearances, his 6.6 BB% was a career worst at the time, and he finished with a disappointing 82 wRC+.  Bogaerts’s struggles were driven by his inability to hit right-handed pitching, as he posted a measly .105 ISO against righties coupled with a 71 wRC+.  The following image should help to explain the decline:

After getting ahead in the count, righties attacked Bogaerts down and away, leading him to chase breaking balls and expand the strike zone.  In fact, on a per-pitch basis, the rookie shortstop was the fifth-worst hitter in baseball against the slider.  With his confidence shattered after a poor performance at the plate along with Boston’s decision to sign Stephen Drew midseason, outsiders questioned whether Bogaerts could recover from his prolonged slump, while some predicted that he would be the next big prospect to bust.

After admitting that 2014 was probably the “toughest season [he] ever had,” Bogaerts entered 2015 once again as Boston’s starting shortstop, hoping to recapture the stroke that propelled him to the big leagues so rapidly.  Although he collected a Silver Slugger and seemingly accomplished his goal, Bogaerts exhibited a vastly different approach, one in stark contrast with his minor-league track record.  While he retained his high on-base ability, rather than selectively punishing mistakes, Bogaerts became a more restless slap hitter, sacrificing power in exchange for contact.  He boosted his Swing% by almost four points, offering at nearly half of the pitches he seen, but his ISO fell to a career worst .101.  This change can be attributed to his increased willingness to use the entire field; Bogaerts boosted his Oppo% by 13 points but showed nearly no power when going to right field as evidenced by a Hard% of only 14.5.  He also become an above average hitter on a per-pitch basis when challenged with sliders, improving upon perhaps what was his biggest weakness.

This more aggressive approach resulted in a significant drop in Bogaerts’s K%, coupled with a smaller decline in his BB%.  He finished the year with a much-improved 109 wRC+, certainly playable when coupled with league-average defense at shortstop, yet he left much to be desired in the minds of talent evaluators around baseball.  Rather than demonstrating the power he had exhibited throughout his minor-league career, Bogaerts instead resembled a weak middle infielder.  Once destined for stardom, Bogaerts had been relegated to an average shortstop, definitely a valuable piece on a contending team, but not the player many had projected him to be.

Now over 40 games into the regular season, despite capturing success in 2015, rather than settling, it appears that Bogaerts has once again evolved.  A quick glance at his numbers may suggest his improved offensive performance can be chalked up to luck, as evidenced by his high BABIP, but a deeper look at his underlying peripherals indicates that Bogaerts may have once again altered his approach at the plate.  First, he is proving that the decrease in K% is legitimate; Bogaerts is once again running a strikeout rate below 16%, nearly five points better than league average.  This year, it also appears that he has developed better command of the strike zone, as the has cut down his swing rate while boosting his BB%, both to nearly league-average levels.  More important than these, however, may be the reemergence of Bogaerts’s power.  Through 40 games, Bogaerts is running an ISO of .157, a level that he never once reached during his miserable 2015 season.

Unlike other unsustainable power surges, it seems as if Bogaerts’s may be viable.  His HR/FB has risen by nearly six percentage points, yet it still falls below the league average.  Statcast also seems to confirm our findings, as Bogaerts’s average exit velocity has risen by three miles per hour since the end of last season, although this data is still relatively new and cannot be considered a perfectly reliable indicator of future performance.  The majority of Bogaerts’s damage this season has come to the pull side, as his wRC+ has jumped by almost 100 points, and it seems as if he is making a concentrated effort to elevate more of the balls that he hits to left, as his FB% to the pull side has increased by nearly four points.  His bloated wRC+ will almost certainly fall, as a 44.4% HR/FB ratio to left field is absolutely ridiculous, but Bogaerts’s new offensive approach suits him well.

As seen in the table, Bogaerts is also demonstrating more power going the other way, and although his solid contact has still not resulted in any home runs to right field, the singles of 2015 have transformed into doubles this season.  Although he still sees the same number of percentage of pitches in the strike zone, it seems as if pitchers are approaching Bogaerts with more trepidation because of his newfound power, as he is seeing fewer fastballs this season than at any point during his major-league career.

The projections are a bit skeptical, as they forecast a fall in both BABIP and ISO, but if Bogaerts is able to maintain his current level of production, or really anything near it, 2016 will be his most successful season in the major leagues, by far.  He has undergone a major transformation at the plate, yet he has essentially reverted to the hitter he was as a prospect shooting through the minor leagues.  The strikeout-prone 2014 Xander Bogaerts gave way to the slap-hitter 2015 version, which then evolved into the more selective and powerful current manifestation of the young shortstop.  Perhaps most intimidating, however, is the fact that Bogaerts remains only 23 years old, and his evolution may not be complete.  Overshadowed prior to this season by the likes of Carlos Correa, Francisco Lindor, and Addison Russell, Xander Bogaerts appears set on mashing his way back into the conversation as the best young shortstop in baseball.


Exploring Uncharted Territory with Leonys Martin

Edit: Since this piece was submitted (May 23), several developments in the Martin narrative have arisen, notably some more astute analyses than mine (namely Jeff Sullivan’s great piece on Martin’s batted-ball profile & an extremely in-depth look at his swing mechanics by Jason Churchill over at ProspectInsider, do go check him out) as well as this walk-off dinger against the Oakland A’s. 

 

A lot has gone right for the Seattle Mariners in new GM Jerry Dipoto’s first season. At time of writing, they sit in first place in the AL West with the third-best record in the American League and the best road record in baseball. One potential factor in Seattle’s success that has, until recently, taken a backseat to Robinson Canó‘s resurgence and Dae-Ho Lee’s power-hitting heroics is the sudden onset of what could turn out to be an offensive breakthrough for outfielder Leonys Martin.

The Mariners’ acquisition of Martin and Anthony Bass in exchange for Tom Wilhelmsen, James Jones, and a PTBNL (Patrick Kivlehan) is one of several moves last offseason that seem to follow a common guiding principle: bring in players who’ve struggled in recent seasons but demonstrated real value in seasons past. This category includes the likes of Steve Cishek and Chris Iannetta, both of whom seem to have (thus far) rebounded from uninspiring 2015 campaigns.

Meanwhile, Leonys Martin is having the best season of his life. This is mostly remarkable due to the fact that his hitting isn’t, and has never really been, the source of his value. He’s never topped 89 wRC+ in any season, and his career high for home runs in a year is eight. He’s also been historically abysmal against left-handed pitching. From 2012-15, Martin slashed .233/.274/.298 with 53 wRC+ against southpaws; no outfielder in baseball posted fewer wRC+ in that same span (min. 300 PAs). His poor performance in the second half of 2015 (.190/.260/.190 with 22 wRC+ after the All-Star break) earned him a demotion in early August. That lackluster second half, coupled with the emergence of Delino Deshields Jr. as a capable replacement, made it a lot easier for the Rangers to part with him in the offseason (incidentally, DeShields was demoted in early May and Wilhelmsen has been the worst reliever in the majors this year by fWAR, so that’s something).

Going into this season, Steamer projected him for around 492 PA with a .241/.292/.350 slash line and 79 wRC+, in addition to eight homers and 22 stolen bases, putting him on course for 1.2 fWAR. While not exceptional, this likely would have been an adequate season for Jerry Dipoto given the cost, especially at Martin’s $4,150,000 salary, but Martin’s already managed to match that mark, posting 1.4 fWAR as of May 23rd, and he’s providing a great deal of that value with his bat.

Martin seems to have shook off a bit of whatever seemed to be plaguing him at the tail end of 2015. He’s slashing .252/.331/.467, which would, over a full season, leave him with a career-best OPS of .798 and 124 wRC+. He still hasn’t been able to hit lefties, but that’s what platooning is for. But by far the most eye-popping aspect of Martin’s game this year is what looks like a sudden influx of power. Martin’s mark of .215 ISO is easily the best of his career — his eight home runs have already matched his career-best single-season total — and it’s not even June yet. With no context, one could look at Martin’s line thus far and notice that he might be on pace to post a 30 HR/30 SB season, if not for the slight inconvenience called “At No Point In His Career Has Martin Demonstrated That He Might Even Touch 30/30”. And yet this is baseball, and this is 2016, the Year of the Bartolo Colón Home Run. Anything is possible.

So — what’s changed for Martin? And perhaps more importantly, where the heck did all these home runs come from?

We turn first to Martin’s batted-ball profile. For the last two-and-some seasons, Martin’s fly-ball percentage has actually increased. His 2015 mark of 33% was actually a career-best at the time, especially considering it was brought down by his abysmal second half. He’s picked it back up in 2016, with a gaudy 45% fly-ball rate. Of course, the sustainability of this figure is questionable (one might also point out Martin’s likely inflated HR/FB rate of 20.5% — opposed to a current league average of 12.1%), but at no point in his career has Martin hit fly balls with such consistency:

Other indicators of improved power add credence to this positive trend. Martin’s quality of contact also seems to have improved this year, as his hard-hit ball rate of 34.4% is vastly superior to his pre-2016 range of about 23 – 25%. It’s also true that home/road splits affect the narrative somewhat, as only one of his eight home runs occurred at Safeco Field. But I suspect that there may be more to Martin’s offensive resurgence than just hitting balls harder.

One of the feel-good narratives of this season is the positive influence that new hitting coach Edgar Martínez has introduced to the Mariners offense, which currently ranks 2nd in the AL in runs scored. Martinez was brought in to replace Howard Johnson in June 2015, hoping to fix an anemic Mariners offense that struggled early and often. To date, that new appointment has been received with praise from Seattle media and fans, but more importantly from the players themselves. Could it perhaps be the case that Edgar’s tutelage, along with Jerry Dipoto’s promise to mold the 2016 Mariners to fit his “Control the Zone” philosophy, has brought about a positive change in the way Leonys Martin approaches hitting?

Overall, Martin’s plate discipline metrics show that his approach at the plate hasn’t changed too drastically from last season. If anything, his 70.4% contact rate is his lowest since 2012. One other thing sticks out here, namely that Martin seems to be more patient on pitches out of the zone and more aggressive on pitches in the zone. Compare the percentage of pitches he swings at in 2015 (left) to 2016 (right), courtesy of BrooksBaseball.net:

There is a relatively noticeable difference here, especially on high and outside pitches. According to PITCHf/x, his O-Swing% of 27.9 is easily the lowest of his career. Likewise, his Z-Swing% of 67.0 is his highest since 2012. These are generally good indicators that Martin is seeing the ball better or, at least, cut down on his tendency to chase pitches out of the zone.

And then there’s the matter of his batting stance.

Take a look at his stance for this home run on May 27, 2015, facing off against Scott Atchison:

Now check out his stance almost a year later, on May 22, 2016 in this at-bat against John Lamb.

An important thing to note about these stills is that I picked them mostly because of their similar camera angles. Martin’s foot position in other highlights is often obscured by the pitcher, or the pitcher is already in the middle of his wind-up, giving Martin time to square up before the pitcher’s delivery (as is slightly apparent in the at-bat against Lamb). But the vast majority of video evidence from this season is consistent with the idea that Martin has generally closed off his stance and now begins pretty much every at-bat with his feet squared to the pitcher. Now, I am aware that the batting stance is a rather fluid component of any baseball player’s oeuvre and can change for a number of reasons, not all of them being deliberately engineered to improve performance. I can’t seem to find anything about Martin having changed his stance online, aside from this ESPN piece from February of this year — but the focus of that article is on a legal issue Martin dealt with over the offseason, and the only comments offered on Martin’s approach seem to indicate that his stance hadn’t actually changed:

Martin also worked with a hitting instructor during the offseason in Miami. He altered his approach at the plate — his stance remains the same, he said — and he was pleased with the results when he faced pitchers in winter ball.

The most significant changes I’ve noticed as a result of comparing film from 2015 to film from 2016 are the aforementioned foot positioning and the fact that his hands are a little bit closer to his body this year. Generally speaking, though, it’s hard to really quantify the connection between a player’s stance and his performance. If this change in stance is deliberate, we can only really speculate as to the reasoning behind it. There are certainly good reasons to make the adjustments Martin has made. Bringing the hands closer to the body is often a nice starting point for a player who wants to make his swing a little more compact and less erratic. As for the foot positioning, there are a few benefits to batting with an open stance, especially for a left-handed hitter. One is that it enables left-handed hitters to see the ball better, especially when facing a left-handed pitcher. Another is that it eliminates the problem of the front foot stepping away from the plate on the swing, as batting from an open stance requires you to bring your front foot towards the plate in order to square up to hit the ball. It’s hard to say if Martin has previously had this issue in the past, but the fact that he’s changed from an open stance to a square stance likely indicates to me that whatever advantage he gained from an open stance may no longer be necessary. We don’t know if Martin has made these adjustments for the reasons listed above or if he has made them for any real reason at all, but he’s still made them all the same, and as it happens, they’ve been working out quite nicely for him.

That said, let’s not go overboard about a quarter-season of statistics just yet. Though Martin is posting career bests in almost any meaningful batting metric, there is still reason to believe he might still turn out to be an average or below-average hitter for the rest of the season. His on-base record is rather inflated by recent performances, he strikes out too much, and he continues to sport uninspiring numbers against left-handed pitching. All the same, his eight home runs this season aren’t going away, even if his fly-ball rate might. It’s unlikely, barring injury, that he’s not going to hit any more home runs for the rest of the year, so 2016 will most likely be a career year for him in the power department, and if his BABIP mark of .302 this year can regress back to his 2013-14 average of .326 rather than his poor 2015 mark of .270, 2016 may turn out to be a career year for him across the board. Martin’s offensive production has certainly been a pleasant surprise for the Mariners, and it would be interesting to know if altering his batting stance was a deliberate factor in producing an improved approach at the plate. If the Leonys Martin we’ve seen so far this year is anything like the Leonys Martin we’re going to see for the rest of the year, Jerry Dipoto may have stumbled upon a surprisingly high return on what was initially a low principal investment.