Alek Thomas Has Made Tremendous Strides Backwards (and That’s a Good Thing)

When I began writing this piece about Alek Thomas‘ defense, it was in response to the excellence he had shown in the postseason as Arizona’s everyday centerfielder. Since then, an elephant walked into the room in the form of his ninth-inning error in Game 5 of the World Series, and while it didn’t cost the Diamondbacks the title or even the game, it undoubtedly left a bitter taste in his mouth that he’ll likely spend much of the offseason trying to rinse out. But his late-game error was a tragically timed blip on an otherwise excellent performance this October — one that speaks to the specific improvements he’s made to his outfield defense, and how those adjustments have altered his forecast as a big leaguer. So let’s take a look at how Thomas’ defense has evolved since his days as a bat-first prospect, rewinding to this catch in Monday night’s Game 3.
That catch was one of several he made throughout the postseason, which provided Thomas with a national audience to wow with his range in the outfield. The way he covered ground out there played well on TV, too, particularly how he went back on deep balls to center field, sprinting with his head down toward the wall and making mid-route adjustments as needed. But while his wall-banging robbery of what would otherwise have been an RBI double for Mitch Garver was an obvious defensive highlight in its own right, it was also a clear indication of the improvements Thomas has made to his center field defense over the past couple seasons. Read the rest of this entry »