Searching for the profile of a successful NFL head coach

Using all that we’ve learned thus far, the closest thing we would have to a profile for NFL head coaching success — and it’s really a stretch — would look like this: an offensive-minded coach in his 40s with between 7–14 years of NFL coaching experience that’s looking for his second head coaching job. But again, that’s stretching things quite a bit. http://www.ninersnation.com/2015/1/9/7519139/searching-for-the-profile-of-a-successful-nfl-head-coach