Digging into “Baseball GPA” and “The Sabermetric Revolution.”

It is often said that to succeed, you want to hit the ball on the ground and put pressure on the defense. But does that maxim hold up to scrutiny?

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

RE24, measuring performance based on the 24 base-out states, should be applied to more than just the “runs above average” scale.

A look back at the weekend that was.

There are limits to everything, even in sabermetrics

Perfect game? That’s nice, but I asked how well he pitched.

Low-velocity, high-strikeout guys don’t come around often.

The Brewers’ second baseman is struggling, badly, and something isn’t right.

What could this base-stealer do in the majors?