The Co-founder of Facebook, Dustin Moskovitz was 20 when he and Mark Zuckerberg invented facebook.
Since leaving Facebook he has formed a new company called Asana, a software application designed to improve the way people collaborate in groups and manage projects.
In March 2011, Forbes ranked Moskovitz as the world's youngest self-made billionaire on the basis of his 7.6% share in Facebook.
Wikipedia entry - Dustin Moskovitz
image: © Moskov