Jim Knowles landed at Penn State less than a week after helping Ohio State win the national championship. In those precious days following the College Football Playoff finale, the sought-after defensive coordinator had options from which to choose.

To begin the offseason for the Ohio State Buckeyes, they suffered a couple of major losses. First and foremost, defensive coordinator Jim Knowles decided to wal

Jim Knowles' defense is not static and is certainly malleable to suggestions, but even a veteran coach has a breaking point with directives.  The coordinator reached his limit after three years at Ohio State,