21 Richest Billionaires In The World

2. Sergey Brin

Facebook CEO Mark Zuckerberg talks about the new Facebook email service at an announcement in San Francisco, Monday, Nov. 15, 2010. AP Photo/Paul Sakuma)
Paul Sakuma/AP

Rating: $29.2 Billion

The Google co-founder owns 16% of the company along with Larry Page, and picks up a wage of just $1 a year.

Both men are counted as "Enlightenment Men" thanks to their commitment to making knowledge globally accessible.

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WhatCulture's former COO, veteran writer and editor.