Cofounders, Google (GOOG)
Age: 33, 34
For consumers, Google is one of the world's most beloved companies. For competitors, it's a force to be feared. But what makes Page and Brin most important is the fact that they seem hellbent on disrupting every digital business in existence, from software to video to telecommunications. They don't play by the rules - they change them. Age: 33, 34
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