Who was the most influential person in the world in 2010? Time wants to know! David Karp is at #76, Cory Booker is #35, Malcolm Gladwell is #116, Clay Shirky is at #144 and Andrew Mason, CEO of Groupon, is at #146. Voting closes April 14.

Adrianne Jeffries is the editor of Betabeat. Follow Adrianne on Twitter or via RSS. ajeffries@observer.com