Pure Genius: The 25 Greatest Defensive Minds In NFL History

25. Marty Schottenheimer

24. Vic Fangio

23. Marvin Lewis

22. Fritz Shurmur

21. Dom Capers

20. George Siefert

19. Wade Phillips

18. Jeff Fisher

17. Jim Johnson

16. Bill Cowher

15. Monte Kiffin

TAMPA, FL - DECEMBER 30: Defensive coordinator Monte Kiffin of the Tampa Bay Buccaneers watches play against the Carolina Panthers at Raymond James Stadium on December 30, 2007 in Tampa, Florida. The Panthers won 31 - 23. (Photo by Al Messerschmidt/Get

14. Tony Dungy

13.) Richard LeBeau

12.) Bill Parcells

11.) Bud Carson

10.) Bill Arnsparger

09.) John Phillip Bengtson

08.) Hank Stram

07.) George Allen

06.) George "Papa Bear" Halas

05.) Bud Grant

04.) Buddy Ryan

03.) Chuck Noll

02.) Tom Landry

01.) Bill Belichick