A reminder on just how dirty Trevor Hoffman's changup was : r/baseball

Trevor Hoffman went from a shortstop to a pitcher to the Baseball Hall of Fame - Sports Collectors Digest

Pointers from the Pros - Trevor Hoffman

In Era Of Velocity Pitching, Trevor Hoffman's Breed Is Going Extinct

Peter Dreier, Robert Elias - Baseball Rebels - The Players, People, and Social Movements That Shook Up The Game and Changed America-University of Nebraska Press (2022), PDF, American Civil War

Trevor Hoffman records his 479th career save to become the all-time saves leader

98 AS Trevor Hoffman Attributes : r/MLBTheShow

Features

Origin of Trevor Hoffman's change-up includes another former Padre - The San Diego Union-Tribune

Trevor Hoffman - How to Throw a Change-Up

Peoria 2006 by Shari Yagan/Samples - Issuu

Features

The palm ball The Hardball Times

Change of pace: Hoffman's arm action fools batters

Joe Lemire: Closing the book on Hoffman's slow, steady, legendary career - Sports Illustrated