Archive for April 2018

Another year of data gives us a little more insight into the consequences of Tommy John surgery.

What trends and consequences can be gleaned by reviewing umpires’ ball-strike calls from last season?

Jon Roegele is back with his periodic update about the ups and downs and ins and outs of the strike zone.

Are the World Series men in blue more likely to help the pitchers or hitters during this Fall Classic?

Recent numbers show fewer surgeries, longer recovery periods

The strike zone, it is a-changin’.

Now that we have the full data from the regular season, how did the 2015 strike zone fare overall?

Rob Manfred is proceeding slowly on any change in the strike zone. Here’s what a change might bring.

The strike zone has morphed in a way that is less equitable to certain hitters.

Tommy John surgery is still a dangerous procedure that carries no guarantee of success.

See just how important pitch sequencing really is for pitchers and hitters.

Going in depth on recovery times, and how pitchers of different ages fare, and which surgeons are doing the work.

For the first time online, here is Jon’s SABR Award-nominated essay from THT 2014.

Does the count, number of outs or number of runners on base affect how hard pitchers throw?

How much of an advantage do hitters gain within a game every time they see a particular type of pitch from the same pitcher?