The Dilemma I believe that we have been looking at pitch quality all wrong. Many mathematical models designed to evaluate a pitcher's stuff have been misdirected. These heavy claims are baseless without evidence, but in this piece, I plan on exploring a massive shortcoming with traditional stuff analysis, and how we can change that. We... Continue Reading →
Avoid the Dead Zone: An Extensive Analysis of the Relationship between Fastball Stuff Characteristics and Utility through Four Logistic Regression Models
Introduction The term “stuff” has frequented the art of pitching for decades. In the ball-flight tracking era, stuff has transformed from an optical observation to a quantifiable science. We’ve all seen the electric Jacob deGrom fastball and the air-bending Devin Williams changeup; perhaps we don’t need advanced programming languages to tell us that those are... Continue Reading →
An Analysis of Jakob Junis, Arsenal Distribution, and Pitcher Individuality
The outlook for Jakob Junis was bleak, to say the least. After opening his 2021 campaign with four solid starts, Kansas City Royals Manager Mike Matheny sat the right-handed pitcher down in his office and informed him of the team’s plan to move him to the bullpen. Jakob Junis, who sported a 3.47 ERA through... Continue Reading →