Knowledge@Wharton spoke with the 57-year-old Wozniak by phone from his home in Los Gatos, Calif., on a wide range of topics: founding Apple, his rela­tion­ship with Steve Jobs, his fasci­na­tion with pranks, and his planned upcoming appear­ances on Kathy Griffin’s tele­vi­sion show, “My Life on the D List.” · Go to Steve Wozniak on Apple, Steve Jobs and the value of a good prank →