What is THAT? Twins' Fernando Rodney and his magic changeup
Trevor Hoffman takes position with Padres' front office
New Detroit Tigers closer Rodriguez uses change-up to get outs
Hall of Fame ballot: Is Trevor Hoffman worthy of a plaque? - Sports Illustrated
Trevor Hoffman - How to Throw a Change-Up
The palm ball The Hardball Times
Trevor Hoffman discusses career and Hall of Fame induction on MLB Network's High Heat - Gaslamp Ball
Get in The Game with Trevor Hoffman
Trevor Hoffman eager to 'take it all in' during Tucson return for Arizona Bowl luncheon
Anatomy of a player: Trevor Hoffman
Changing Up Your Mentality As A Pitcher
Pointers from the Pros - Trevor Hoffman