The evidence is damning: since the turn of the century, five of the 18 most improved player award recipients have been Indiana Pacers. From Jalen Rose to Victor Oladipo, Pacers players seem to show more improvement than guys in other organizations. They are one of the best teams at developing useful players, and recently, the way they use the Fort Wayne Mad Ants is part of the reason why.
The G League is interesting. Some players spend their time in the minors trying to prove they can be the best player in the world.