Mike Tomlin is one of the most highly respected, successful (and somehow underrated) head coaches in the NFL.

No surprise really, he is a graduate of William & Mary, for heaven’s sake.

He began his professional coaching career as a defensive assistant, rising through the ranks to become the Defensive Coordinator of the Minnesota Vikings in 2006, before assuming the mantle as head coach of the Pittsburgh Steelers in 2007, at 35.

He’s been there ever since.

With not a single losing record during his 14 seasons with the Steelers, Tomlin has…