While hiring the right managers will put your organization on the right track, the long-lasting, most successful organizations build leaders, show the good how to become great and, ultimately create an environment conducive to confidence, competitiveness and company dedication.
I'm not sure that's possible, but I think you can create an environment where you will get a lot of really good players, hopefully if you do that, you will get the Serena Williams, the Andy Roddicks.