http://sports.espn.go.com/ncf/news/story?id=6035187

ANN ARBOR, Mich. -- Baltimore Ravens defensive coordinator Greg Mattison is leaving to fill the same role on Brady Hoke's new staff at Michigan.

Mattison was also the defensive coordinator for the Wolverines during the 1995 and 1996 seasons.

sounds like Hoke is putting a good staff together.