This is an autobiography-cum-business book by John Sculley, one of the most successful businessmen in America, who became Pepsi's president and CEO at the age of 38. At the height of his success with Pepsi he joined the high-risk young Apple, co-founded by a young genius named Stephen Jobs. This book describes the turbulent relationship between Jobs and Sculley, their break-up over the future of Apple, and the eventual transformation of Apple into one of the most unconventional and dramatic success stories in business history. It offers an insight into the emotions and personal drama of life at the top. John A.Byrne is management editor of "Business Week" magazine. He is also the author of "The Headhunters".