He is one of the most successful men's coaches in the history of the America East Conference. The Drexel Dragons won 3 conference championships in a row under Herrion's leadership from 1994 to 1996. In 1998, on the occasion of the conference's 20th anniversary, he was named one of the four most influential coaches in the conference's history: the other three coaches were Jarvis, Rick Pitino and Hall of Famer Jim Calhoun. He holds the conference record for most playoff wins (18 with Drexel, 1 with UNH, for a total of 19.)