20 Worst NFL Coaching Tenures Since 1990 | AthlonSports.com

20 Worst NFL Coaching Tenures Since 1990 | AthlonSports.com: In 1990, coaching legends Joe Gibbs, Chuck Knoll and Don Shula were still patrolling the sidelines, while other notable members of the profession included Mike Ditka, Jimmy Johnson, Bill Parcells and Dan Reeves, to name a few. There, were, however, some not-so-notable names leading NFL teams back then, just as is the case today. For every Hall of Fame head coach like a Gibbs or Shula there have been plenty of Rod Rusts and Cam Camerons.