Rating NFL head-coaching hires

A study has shown that "retreads" are more successful than first-timers. So who wins?

Updated: February 14, 2012, 8:31 AM ET
By Seth Wickersham | ESPN The Magazine
Mike MularkyDale Zanine/US PresswireIn the NFL, "retread" should actually be a compliment in coaching circles. Mularkey is one.

Seth Wickersham | email

ESPN The Magazine senior writer
Seth Wickersham joined ESPN The Magazine after graduating from the University of Missouri. Although he primarily covers the NFL, his assignments also have taken him to the Athens Olympics, the World Series, the NCAA tournament and the NHL and NBA playoffs.