Why Mark Zuckerberg Is Fortune's Businessperson of the Year

Mark Zuckerberg has willed himself into becoming a global phenomenon. Facebook is a nearly 16,000-employee media powerhouse worth $350 billion and also an advertising-technology juggernaut on track for annual revenues of $27 billion in 2016 and gaudy profits of $7 billion. Its core product has almost 1.8 billion users, and Zuckerberg has shrewdly assembled a portfolio of properties to buttress Facebook. Zuckerberg is rightly recognized for his outsize success. Nevertheless, he is surprisingly underappreciated for his business acumen.