Hint: A Lego enthusiast from an early age, the Internet guru has said that the hours he spent putting the disparate plastic pieces together has shaped how he tackles challenges today. Now he's the much-talked-about social media director for a Fortune 50 company and a former New York University professor, but he hasn't lost his boyhood passion. In a recent tweet about a Porsche made out of Lego parts with a working transmission, he wrote, "I think I'm in love."

Last updated October 24 2011: 2:34 PM ET
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