Before slim laptops that fit into briefcases, computers looked like strange vending machines, with cryptic switches and pages of encoded output. But in 1977 Steve Wozniak revolutionized the computer industry with his invention of the first personal computer. As the sole inventor of the Apple I and II computers, Wozniak has enjoyed wealth, fame, and the most coveted awards an engineer can receive, and he tells his story here for the first time.