Mark Elliot Zuckerberg (32) is an American programmer who has become one of the world's most successful entrepreneurs thanks to the Facebook social network. According to the Forbes list of the world's billionaires, he is the fifth richest man in the world with $ 56 billion in assets.
He launched Facebook from his room at Harvard University in 2004. The network quickly spread to other university campuses. In 2012, it already had a billion users from around the world.
Today, Facebook has more than 1.8 billion active users per month. In Europe, it is 300 million users. The same number (300 million) corresponds to the number of photos that are posted on Facebook every day.