Mark Elliot Zuckerberg (born May 14, 1984) is an American
computer programmer, Internet entrepreneur, and philanthropist. He is
the chairman, chief executive, and co-founder of the social networking website Facebook His personal wealth, as of December 2015, is estimated to be $46 billion.
Link takes you to a video clip of an interview done with Mark talking about Facebook and his plans and goals for the website back when it was just 100K users.