Mark Zuckerberg, Chairman and CEO of Facebook Mark Elliot Zuckerberg is an American computer programmer and Internet entrepreneur. He is a co-founder of Facebook, and currently operates as its chairman and chief executive officer. Photo credit: President of Mexico via Flickr www.flickr.com/photos/presidenciamx/15128137116/ en.wikipedia.org/wiki/Mark_Zuckerberg#/media/File:Mark_Zu...