Jim Knowles was introduced as Penn State’s defensive coordinator in a Tuesday press conference, a little more than a week after news broke that he was leaving Ohio State. Knowles joining Penn State is a big move for both parties.

Jim Knowles was introduced as Penn State's defensive coordinator on Tuesday. Here's what he said about leaving Ohio State football.

Former Ohio State defensive coordinator Jim Knowles was introduced to the Penn State media Tuesday. Here's what he had to say.

Winning means losing. Ohio State captured the CFP title and quickly saw offensive coordinator Chip Kelly and defensive coordinator Jim Knowles exit.

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,

Answering your questions about Ohio State's national title run and what's next with Jim Knowles and a long list of seniors leaving.

When Allen was calling plays from up top, it was analyst (and quasi-linebackers coach) Dan Connor who relayed calls in to Kobe King. It’s unclear if Knowles, Connor or someone else will have that responsibility on game days.

To John: Nobody in the Ohio State program is talking, but there's something very odd about Knowles' departure. Leaving to be a head coach would make sense. Leaving for the same position at a lesser rival sure smells like there is something he doesn't like about Ohio State and the way he was treated.

Knowles was introduced as Penn State's defensive coordinator on Tuesday, one week after he left Ohio State to take the job.

New Penn State defensive coordinator Jim Knowles said Tuesday the Nittany Lions are "so close" to winning their first national championship in almost four decades.