Ohio State asked defensive coordinator Jim Knowles to skip the team's College Football Playoff national championship celebration while he considered a

Penn State has lured Tom Knowles away from Ohio State. The Nittany Lions have hired Knowles to serve as their defensive coordinator.

Ohio State defensive coordinator Jim Knowles ruffled feathers in Columbus by accepting a job at Penn State. The traitorous move to a Big Ten rival came

Ohio State football asked former defensive coordinator Jim Knowles to not show up to the Buckeyes championship celebration.

and then certainly no depth behind it," Day said of Knowles in late October. "So, he had to be creative about what he was doing there. Decision was made a long time ago that we have the D-linemen here at Ohio State that can play with four down linemen."

However, Knowles wasn’t in attendance. About an hour later, reports surfaced that Knowles is leaving Ohio State to serve as Penn State’s next defensive coordinator. The move leaves Day searching for a replacement. Here’s who he might consider as he enters his seventh season as the Buckeyes' head coach.

Ohio State defensive coordinator Jim Knowles agreed to a contract with Penn State to take the same position on the Nittany Lions coaching staff, the

Ohio State’s defensive coordinator is celebrating winning a national championship with a new contract — from one of their rivals.

Former Ohio State defensive coordinator said in an address to Penn State players that the Nittany Lions were 'everything' to him growing up

Knowles, the architect of Ohio State’s top-ranked defense that played a huge role in the Buckeyes’ 2024 national championship run, attended St. Joseph’s Prep. He succeeds Tom Allen, who left James Franklin’s Penn State program after one season to take the Clemson DC job.

The Ohio State Buckeyes finished the season with a national championship, cementing head coach Ryan Day's status as one of the top coaches in college football. Day was joined by a pair of veteran assistants in offensive coordinator Chip Kelly and defensive coordinator Jim Knowles.