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

The go-big hire of Ohio State's Jim Knowles signals a shift for Penn State football: Why it means so much now and later

Penn State has made a massive splash by hiring Ohio State defensive coordinator Jim Knowles to take the same job with the Nittany Lions. He replaces Tom Allen, who left PSU to become Clemson’s defensive coordinator. Here are three thoughts on what Penn State hiring Knowles means moving forward.