Facebook was founded by Mark Zuckerberg and his roommates from the student dorm at Harvard University in 2004. Currently, the Facebook has over 1 billion users
© AP Photo/Craig Ruttle Speaking of the famous social network he created, Zuckerberg once said, that Facebook wasn’t created as a commercial company, but to make the world more open and connected
© Mark Zuckerberg's official Facebook account Zuckerberg’s Facebook account is the fourth registered. The first three were test accounts
© AP Photo/Paul Sakuma Field software engineer Ben Gerzfield hits a gong as Mark Zuckerberg holds it to launch the social network site's new localization services during a press conference in Palo Alto
© AP Photo/Tony Avelar In 2010 Zuvkerberg became Time's person of the year
© PRNewsFoto/TIME Magazine Zuckerberg occupies the first place in the rating of the highest paid CEO's in the USA. In 2012 he earned in average $6 mln a day
© AP Photo/Nati Harnik Mark Zuckerberg donates large sums of money for charity. Among other projects, dozens of new schools have been opened in Newark, New Jersey with the money he donated
© Mark Zuckerberg's official Facebook account US President Barack Obama and Mark Zuckerberg in 2007
© AP Photo/Pablo Martinez Monsivais In 2012 Facebook CEO visited Russia for the first time
© Mark Zuckerberg's official Facebook account He met with Russian Prime Minister Dmitry Medvedev. After the meeting, he posted on Facebbok: “Good conversation with Prime Minister Medvedev”
© Mark Zuckerberg's official Facebook account Facebook founder gave the Russian politician a T-shirt with the address of his account on Facebook
© EPA/ALEXANDER ZEMLIANICHENKO According to GQ magazine, Mark Zuckerberg has one of the worst tastes in clothes in Silicon Valley. He often appears publicly wearing jeans, slippers an hoodies
© AP Photo/Paul Sakuma Zuckerberg suffers from a form of daltonism: he distinguishes red and green worse than blue — the official colour of Facebook
© AP Photo/Paul Sakuma In 2010 David Fincher directed the film "The Social Network" portraying the creation and founding of Facebook
© AP Photo/Columbia Pictures, Merrick Morton In 2012 Mark Zuckerberg married his long time girlfriend Priscilla Chan. The celebration also marked her gettng a Doctor of Medicine degree
© AP Photo/Facebook, Allyson Magda Photography The couple after the wedding
© EPA/GIUSEPPE CATUOGNO