To be influential in in social media can mean many things. Sometimes it’s all about the numbers -- the sheer volume of followers that one individual can amass is truly staggering, and it can mean that with every Facebook post or Tweet, millions of people have the potential to be swayed by that influence on what to buy or how to vote. But it’s not always just about numbers. The creativity, expertise and unique insight that an influencer shares with his or her community are what truly make them worthy of following. Take a look at who we chose as highly influential in the social sphere in 2011.