John Patrick Diggins is the author of The Rise and Fall of the American Left and The Proud Decades: 1941–1960, in addition to biographies of John Adams and Max Weber. He is a distinguished professor of history at the City University of New York Graduate Center. He lives in New York City.

"A superbly and provocatively written account that somehow successfully combines social, cultural, political, and diplomatic history (Kinsey, Bogart, McCarthy, Eisenhower, along with many others) to give us the overview we have needed of that mid-century shift that changed the course of American life—even before we entered the Sixties."