7. Sean Parker- Napster

Age: 33

This 33 year old American technology entrepreneur is credited with being the co-founder of Napster, and was most recently the Founding President of Facebook. He is worth $2.1 billion and is considered to be a genius in spite of the lack of a formal education. He was accustomed to hacking as he was a child, one interesting incident from his life had him hacking into a Fortune 500 company when he was 16. Unfortunately his dad unplugged the computer and he was unable to log out. He was tracked down by the FBI, and was sentenced to community service.

8. Jack Dorsey

Age: 35

This software architect from the US is most famous for his creation of Twitter, the social network that focuses on microblogging. He too was on MIT’s TR35 list of innovators. He’s estimated to be worth $490 million.