Here are a few of the best: Bill Belichick: After winning two Super Bowls with the Giants as a defensive coordinator, Belichick helped lead the Patriots to six Super Bowls as a head coach. Tom Landry: ...
Landry, a former Texas Longhorns football player, cut his teeth as a defensive coordinator for the New York Giants before being named the head coach of the expansion Cowboys in 1960. After some ...