Greg Wasson
33. Jeanne Gang 35. Brad Keywell 34 Greg Wasson Age: 54 Occupation: CEO, Walgreen Next Back Bruised from last year’s Express Scripts fiasco—analysts estimate that Walgreen’s contract dispute with the giant employee-benefits firm resulted in $4 billion of lost revenue—this former pharmacist needs a big win. Good thing he’s not shy about making big bets. … Read more