Dwight Howard recently made history by winning his third consecutive NBA Defensive Player of the Year Award.
Defense is arguably the most important part of basketball, and no one plays as well as Howard on that end of the floor.
That got us thinking: Where does Howard rank among the greatest defenders in NBA history? He's certainly great and would probably dominate any era, but is he the best ever?
Please remember that in every slideshow dealing with the best of all time in any category, the gap between each player is minuscule.
The gap between the player at 50 and the player at one is even quite small.
Here are the 50 best defenders the league has ever produced...