The Rangers Are Winning the Framing Game
It feels like this season, umpires are under more scrutiny than ever before. Part of that might be because we’ve grown tired of the inconsistency that comes with human umpires, while another part could be access to more information, such as data on individual umpires’ accuracies.
On the sabermetric side, research on umpire performance has yielded mixed results. In April, our Ben Clemens examined whether the strike zone had changed and found no difference compared to previous seasons (though he noted that might not be very satisfying to frustrated fans). Recently, over at Baseball Prospectus, Rob Arthur concluded that the issue wasn’t the rate of wrong calls, but rather their magnitude. In other words, umpires are messing up in high-leverage situations. But is this because of umpires succumbing to pressure? Or just variance? The “why” component still eludes us.
In the midst of all the umpire-related hoopla, though, it seems like we’ve overlooked the importance of pitch framing. Until robot umpires come along, the art of presenting would-be balls as strikes (and making sure strikes don’t turn into balls) will remain relevant. This season’s umpires have been inconsistent, sure, but it’s undeniable that a certain amount of agency belongs to skillful catchers. Read the rest of this entry »