A certain pitcher reached a round number and Joey Votto gives us something new to track.

A follow-up on Jackie Robinson’s value as a base stealer

Or, 42 facts about Mariano Rivera

What should the trade-off be between correlation and spread for a projection system or ERA estimator?

Of my Dad and of projecting baseball performance. Here, I put the two in the same sentence.

Should ERA estimators be a reflection of “true talent” level or be the most effective predictor of future ERA?

It’s not what you know, it’s who you know, but if you’re being drafted, does it matter where you’re from?

Finding what league average production means is not trivial when it comes to platoon hitting

Tweaking a classic stat

Are teams that spend big on their bullpens getting their money’s worth?