i would say Phil Jackson, he has 11 championship rings
Allen Iverson has the best crossover in NBA history.
mosa abo atteh Mousa Abu
Phil Jackson- LA Lakers- has the best winning percentage but Don Nelson- Golden State Warriors- has the most wins. http://www.nba.com/history/records/victories_coaches.html
Jerry Sloan has the most wins....due to longevity. Phil Jackson has the Most NBA titles of any active coach