In 2011 Tim Cook took on an impossible task following in the footsteps of one of historys greatest business visionaries Steve Jobs. Facing worldwide scrutiny Cook who was often described as shy unassuming and unimaginative defied all expectations. Under Cooks leadership Apple has soared its stock has nearly tripled to become the worlds first trilliondollar company. From the massive growth of the iPhone to new victories like the Apple Watch Cook is leading Apple to a new era of success. But hes also spearheaded a cultural revolution within the company. Since becoming CEO Cook has introduced a new style of management that emphasizes kindness collaboration and honesty and has quietly pushed Apple to support sexual and racial equal rights and invest heavily in renewable energy. Drawing on authorized access with several Apple insiders Kahney the worlds leading reporter on Apple tells the inspiring story of how one man attempted to replace the irreplaceable and succeeded better than anyone thought possible.Leander Kahney has covered Apple for more than a dozen years and has written four popular books about Apple and the culture of its followers including Inside Steves Brain and Jony Ive. The former news editor for Wired.com he is currently the editor and publisher of CultofMac.com. He lives in San Francisco.