Blog

How many fastballs should a pitcher have on the menu?

November 26, 2025November 26, 2025

Logan Webb did a curious thing in 2025, well, a few curious things. San Francisco Giants ace had alrady long established himself as one of the better ...read more

3 Likes | 0 Comments

Blog Article

The Bat Speed Wars rage on. What will end them?

November 8, 2025November 10, 2025

There is no end in sight to the Bat Speed Wars. We are not sure when we will be able to return ...read more

9 Likes | 0 Comments

Blog Article

The latest and best iteration of Casey Mize (And his journey is not complete)

October 23, 2025October 23, 2025

During Casey Mize’s first two career postseason starts this October, the benefits of his continued development were clear. On Oct. ...read more

1 Like | 0 Comments

Blog Article

The $92 Million Lesson: How the Blue Jays Rode Internal Development—Not Big Signings—to the ALCS

October 17, 2025October 17, 2025

One of the loudest ovations erupting from the Rogers Centre crowd as lineups were introduced Sunday prior to Game 1 ...read more

19 Likes | 0 Comments

spin axis

Pitch Design, Research

Mastering The Axis of Rotation: A Thorough Review of Spin Axis in Three Dimensions

September 6, 2019August 30, 2022

When we observe the trajectory of an incoming pitch as it is released from a pitcher’s hand, we inevitably witness ...read more

7 Likes | 0 Comments

Pitch Design, Pitching Mechanics

How Do We Generate Spin?

January 23, 2019August 30, 2022

With increasing accessibility to tools such as Rapsodo, Trackman, and Flightscope at all levels of the game, spin rate and ...read more

7 Likes | 2 Comments

Blog Article, Pitch Design

Spin Rate Part II: Spin Axis & Useful Spin

November 28, 2016August 30, 2022

Building on Part One of this series we’ll be looking at how spin rate actually causes pitches to move, and ...read more

7 Likes | 13 Comments