Mark Zuckerberg, Facebook
Social media is a relatively new phenomenon, but it shapes the daily lives of many internet users. Here are the people behind some of the most important social media sites.
Mark Zukerberg is the CEO and one of the original co-founders of Facebook. Facebook was originally only available to university students, but once it opened up to the general public it became the most popular social network in the world.
Image: James Martin/CNET
Conner Forrest has nothing to disclose. He doesn't hold investments in the technology companies he covers.
Conner Forrest is News Editor for TechRepublic. He covers enterprise technology and is interested in the convergence of tech and culture.