A bust on American Idol but a viral-video hit, the civil rights activist sang about pants. His anthem was weird enough to be sampled by the famous (Jimmy Fallon, Brett Favre) but true enough for the trousered masses to endorse.
For connecting more than half a billion people and mapping the social relations among them, for creating a new system of exchanging information and for changing how we live our lives, Mark Elliot Zuckerberg is TIME's 2010 Person of the Year
15. Larry "Pants on the Ground" Platt