In 2007, at the age of thirty-four, Mike Tomlin was hired as the head coach of the Pittsburgh Steelers. Replacing Hall of Famer Bill Cowher--and two years removed from the team's Super Bowl XL victory--there was immense pressure on the first-year head coach, who many fans and those in the media were largely unfamiliar with. After five seasons as an assistant for the Tampa Bay Buccaneers and a single season as the defensive coordinator for the Minnesota...