Michael Bloomberg is a billionaire buisnessman and a three-term mayor of New York City.
Known as the "Oracle of Omaha," Warren Buffett is an investment guru and one of the richest and most respected businessmen in the world.
Entrepreneur Bill Gates founded the world's largest software business, Microsoft, with Paul Allen and became one of the richest men in the world.
Melinda Gates, wife of Microsoft founder Bill Gates, is co-chair of the Bill & Melinda Gates Foundation, which strives to improve global health and education.
George Lucas directed the Star Wars films and Indiana Jones movies, both of which took on a cult-like following.
David Rockefeller is an American banker and philanthropist, the youngest of the five sons of John D. Rockefeller Jr.
Ted Turner is a television and media magnate who founded CNN, the first 24-Hour cable news network.
Mark Zuckerberg is co-founder and CEO of the social-networking website Facebook, as well as one of the world's youngest billionaires.