Facebook is the largest social network in the world today but how did it all begin? History of Facebook ThumbThe original website was initially limited to Harvard students only, but quickly expanded to additional colleges in the Boston area, other Ivy League schools, then eventually just about every University in North America, up till now where 1 out of every 7 people on earth is on Facebook. It was founded by Mark Zuckerberg and some of fellow college roommates at Harvard University including Eduardo Saverin, Dustin Moskovitz, Andrew McCollum and Chris Hughes.