Also at the New York Times today: newly-fired Saints defensive coordinator Rob Ryan is not very good.
This is Ryan’s 12th season in the N.F.L., and he has consistently fielded below-average defenses. Among the 18 coaches who have been defensive coordinators for at least ten seasons since 1990, Ryan’s defenses have allowed more points per game and more yards per game to opponents than any other:
You can view the full table here.