College football: Ranking the 26 coaching changes - Photo Gallery 9/27

19. BILL O'BRIEN, PENN STATE Bill O'Brien replaces Joe Paterno. Frankly, I have no idea who Penn State could have hired that would have lifted the Nittany Lions up this list. An impossible situation, an impossible job, to fill Paterno's shoes. At least O'Brien went to Brown, JoePa's alma mater.