William Henry "Bill" Gates III (Oct. 28, 1955) is an American and the 3rd richest man as per Forbes 2008 ranking. He was the richest man in the world for the last few years. Founded Microsoft with Paul Allen and has held the positions of CEO and chief software architect. His net worth is $58 billion.
Bill Gates is also the largest shareholder of Microsoft with 8% of common stock held and is the best known entrepreneurs of the PC revolution. He has stepped down as CEO of Microsoft since Jan. 2000 but remained as chairman. He's now working full time at the Bill & Melinda Gates Foundation instead, a charity organization which Warren Buffet has pledged to give 85% of his fortunes to. The Gates Foundation has $38.7 billions in assets! Donations are aimed at bringing financial aids to the poor, bettering American's lagging high schools, speeding up development of AIDS & Malaria vaccines.