Who Makes the Eyes for Driverless Cars?

Though Google has become the U.S. face of the driverless car movement, other global companies have been developing similar technology for more than a decade. Mobileye is one of them, with a $10 billion valuation and a huge head start in a potentially enormous market. Harvard Business School professor David Yoffie discusses why a company many have never heard of will be a lynchpin in the future of self-driving automobiles.