At only 28 years old, Mark Zuckerberg is worth about 30 billion. Launched in his dorm eight years ago, today facebook has 850 million followers and counting. An incredible success story. If everyone knows facebook, few people know about its creator’s real life. From his childhood in an upscale suburb of New York until the day the site was created at Harvard and his explosion in the Silicon Valley, employees, investors, and biographers reveal the true face of Mark Zuckerberg. Gifted computer genius capable of crushing all those who would hamper his ambitions.