'The 42-year-old made his bones overseeing the Panthers defense, which has ranked in the top 10 in the NFL in four of his six seasons and propelled the team to a 15-1 record and Super Bowl appearance in the 2015 season. He prefers a 4-3 defense to Ryan’s beloved 3-4 scheme, and there is no word on whether or not he is prepared to kiss Bill Belichick’s rings.'