O'Brien was Penn State's head coach from 2012-13, going 15-9 in the wake Joe Paterno's firing.
When judging Franklin's entire body of work at the helm of the Nittany Lions, it's important to keep the program's state upon his arrival at the forefront of your opinion.
Lustig replaced Stacy Collins, who departed for Boise State earlier in the week.
The Nittany Lions' season had touchdowns, sacks, and losses to the nation's top programs.
Dupuis spent the last four seasons as the Old Dominion wide receivers coach.
Sean Clifford, Chris Godwin, and Pat Freiermuth all made an impact for their teams in the playoffs.