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Peter Diamandis

Commercial space entrepreneur

X-Prize Foundation, Santa Monica, Calif.

As chairman and CEO of the X-Prize Foundation, Peter Diamandis offers prizes of $10 million or more for projects that benefit humanity. He is also CEO of Zero Gravity Corporation, a commercial space company that launches FAA-certified parabolic weightless flights for the general public using a Boeing 727 aircraft. More recently, he co-founded the Rocket Racing League, a hybrid of Indy car racing and rocket-powered flight.