Football Outsiders Picks Redskins to Make Postseason

[Schneed10]

Originally Posted by GTripp0012

The Seattle chapter in FOA 2010 brought up a great point: Tim Ruskell took the exact same risk with Walter Jones that Vinny took with Chris Samuels, and got almost identical negative results, including a firing. The only real difference between our offense last year and Seattle's was quarterback play, where Campbell substancially outperformed Hasselbeck with a nearly identical supporting cast (another reason why QB age matters). Either way, neither team won six games, and both personnel guys were fired for their risks-gone-bad.

What evidence is there to support the notion that Hasselbeck underperformed because of his age?