While some may downplay the importance of a parent when growing up, because they aren't necessarily "cool," we all know how important they are in creating structure and handling certain things we simply can't handle by ourselves.
Tom Coughlin, now a member of the Jacksonville Jaguars, was the dad, the grandpa, the guy who sat at the front of the dinner table, when he was the head coach of the New York Giants.
Coaching most of his Giants career post 60 years old, Coughlin had been around the game long enough to understand the minute aspects that an up-and-coming coordinator simply doesn't understand.