Now, I'm sure you all know who he is, and if not, im sure you all use the social networking site called facebook, well, he and his buddies created that website.

Let's look at 5 things you should know about mark

Mark is an American computer programmer and entrepreneur, he is also the CEO of Facebook.

Zuckerberg launched Facebook from his Harvard dorm room on February 4, 2004.

On October 24, 2007, Facebook Inc. sold a 1.6% stake to Microsoft Corp. for $240 million, evaluating facebbok at $15 billion at the time of the sale.

In 2008, Forbes ranked Zuckerberg as the 321st richest person in the United States, with a net worth of $1.5 billion. He is the youngest person ever to appear on the Forbes 400.

Time Magazine added Zuckerberg as one of The World's Most Influential People of 2008.