Despite a drop of more than half her income since her talk show went off the air in 2012, the queen of entertainment is back in the top spot thanks to earnings from Harpo-produced TV spin-offs ("Dr. Phil," "Rachel Ray," "The Dr. Oz Show"), as well as her unparalleled access. The world's only African-American billionaire has attracted stars from Lance Armstrong to Rihanna for sit-down confessionals on her OWN network, a joint venture with Discovery Communications which looks set to turn a profit by the end of 2013. Winfrey's portfolio also includes a deal with Sirius radio network and O: The Oprah Magazine.
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