Juan Villalonga

CEO -- Telefonica -- Spain

Juan Villalonga has always vied to be No. 1, even during his days as an MBA student at the University of Navarra in Barcelona. A caricature of his graduate class depicts the unconventional scholar as a feisty bulldog sporting an elegant tie, sitting out in front of all his classmates. Now the chief executive of Telefonica, Villalonga, 47, is driving to make the Spanish telecom giant a global leader in everything from Internet access to media content.

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