John Doerr, a senior partner with Kleiner Perkins Caufield & Byers, speaks during an interview in San Francisco, California, U.S., on Friday, May 3, 2013. Google Inc. has called on venture capital heavyweight Kleiner Perkins Caufield & Byers to spur creation of software for Google Glass, its wearable mobile-computing devices that resemble spectacles. Photographer: David Paul Morris/Bloomberg via Getty Images