Seven-figure contracts sometimes fail to satisfy those competitive enough to thrive in professional sports. With so many endorsements, investments, and opportunities at their disposal, great athletes almost invariably go from wearing uniforms to wearing suits. But not all of them succeed. (Just ask Phillies great Lenny Dykstra about serving time for bankruptcy fraud.) The ones that prosper are intensely protective of their personal brands and willing to trade on their fame. They also tend to be the ones who don't mind taking a bit of coaching from research analysts and accountants.
Here are the legendary athletes who've equalled their sports success with success in the board room. It is an elite club within an elite club.