Attendees at CBA's annual event, CBA LIVE, had a chance to come up with their own financial bracket of superstars in the Economic Championship competition. The biggest upset of the March Madness-style event was former Federal Deposit Insurance Corp. Chairwoman Sheila Bair beating Berkshire Hathaway Chairman and CEO Warren Buffett. The ultimate winner? Federal Reserve Board Chairman Ben Bernanke, who was the top seed.