Knowles would fill the void on Penn State’s staff left by Tom Allen, who accepted the same position with Clemson earlier this month.

According to reports, Penn State is finalizing a deal to lure defensive coordinator Jim Knowles away from Ohio State.

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

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

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

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

The Penn State Nittany Lions pulled off a major coaching shake-up, luring defensive coordinator Jim Knowles away from the Ohio State Buckeyes. For Knowles, this move is a dream come true — he’s always wanted to be part of the Nittany Lions program.

Penn State announced Knowles signing to be their coordinator on Tuesday and one Buckeye confirmed what most people figured; the Buckeyes have taken exception to Knowles’ landing

Jim Knowles’ recent decision increases the likelihood that Brent Venables will go back to calling defense. Some think that’s not such a bad thing. Will it be OU's best option?

Knowles will make Penn State's defense one of the best in the country, but his addition might help the offense too.