3. Mark Zuckerberg
Worth: 19.8 billion
Background Info: Mark Zuckerberg's Facebook played a huge role in the organization of the recent revolts in Tunisia, Egypt, Yemen and Libya. President Obama claimed Facebook as an example of American innovation in his State of the Union Address. Later, Zuckerberg would sit next to Obama at a dinner with other tech titans like Steve Jobs, Eric Schmidt, Larry Ellison and John Doerr. Over the last year the 26-year-old's fortune surged 238% to $13.5 billion as investments from firms like Goldman Sachs boosted Facebook's valuation to $50 billion.