CEO, Apple (AAPL)
Age: 52
Apple's co-founder has started to channel his inner Wayne Gretzky. "I skate to where the puck is going to be," Jobs said as he introduced the long-rumored iPhone in January, "not to where it's been." Given the continuing strength of the iPod (100 million sold), it's a credible boast. But critics have met his recent foray into the living room, the Apple TV, with snickers. And will millions of Americans really pay $500 to replace their Razrs and Treos with iPhones? Watch that puck. Age: 52
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