Mark Zuckerberg was born in 1984 in New York to Karen, a psychiatrist, and Edward Zuckerberg, a dentist. He showed an early interest in computers and was programming by middle school. He went on to study computer science at Harvard where he created programs like CourseMatch and Facemash, leading to the creation of Thefacebook in 2004 which later became known as Facebook. Facebook launched in 2006 and is now headquartered in California, making Zuckerberg a billionaire entrepreneur.