Research

The Value of Versatility

Takeaways from Fearing’s research on positional flexibility.

Jun 19 •

Examining Swing Path Tilt

A closer look at Statcast’s new swing path metric.

Jun 6 •

April + May 2025 aStuff+ Recap

Analyzing top aStuff+ gainers and notable performances from the start of the season.

May 31 •

Exploring Key Metrics and Methodology for Analyzing Offensive Performance - 2025 Update

How to evaluate offensive players using advanced metrics.

May 23 •

A Closer Look at Swing Decision Metrics

Should we consider bat speed when evaluating swing decisions?

Apr 14 •

Investigating the Two-Strike Approach

Should hitters shorten up with two strikes?

Mar 31 •

Introducing aStuff+ v2

Using velocity, spin, location, movement, and arsenal effects to measure pitch effectiveness.

Mar 17 •

aStuff+ v2 Preview

Incorporating arsenal effects into pitch modeling, along with other notable adjustments.

Jan 24 •

Evaluating Bat Speed’s Predictive Ability

A preliminary look at year-to-year bat speed data.

Nov 11, 2024 •

Exploratory Data Analysis into Swing+ and Bat Tracking Data

Utilizing bat speed, collision efficiency, and swing decisions to evaluate offensive production.

Oct 24, 2024 •

2024 aStuff+ Recap

Analyzing top aStuff+ gainers and notable performances from the regular season.

Oct 10, 2024 •

Is There A Postseason Bat Speed Bump?

An early look at adrenaline’s effect on bat speed.

Oct 7, 2024 •

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts