Harvey Kurtzman created Mad, and Mad revolutionized humor in America. Kurtzman was the original editor, artist, and sole writer of Mad, one of the greatest publishing successes of the 20th century. But how did Kurtzman invent Mad, and why did he leave it shortly after it burst, nova-like, onto the American scene? For this heavily researched biography, Bill Schelly conducted new interviews with Kurtzman's colleagues, friends and family, including Hugh...