NBA Power Rankings Dwight Howard and the Top 25 Shot Blockers in the League

Dwight Howard has won the NBA Defensive Player of the Year Award for the past two seasons and is one of the premier shot blockers in the league.It takes a lot to block a shot; height, intimidation, timing, hops, athleticism and patience, but if done right, it can get the crowd off its feet like nothing else on the defensive end of the floor.

Source:
http://dailysportsreport.wordpress.com/2011/01/16/nba-power-rankings-dwight-howard-and-the-top-25-shot-blockers-in-the-league/