It appears that Knowles didn't take long to shuck his scarlet red colors and put on the blue and white at Penn State, taking aim at the conference leaders. It's a huge get for Penn State, who already had one of the most productive defenses in the nation last year, and now adds arguably the top defensive coordinator in the sport to the mix in 2025.

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

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