Barbara Ehrenreich is the author of Blood Rites: Origins and History of the Passions of War,Nickel and Dimed: On (Not) Getting By in America, Bait and Switch: The (Futile) Pursuit of the American Dream, Dancing in the Streets: A History of Collective Joy and many other books. Her most recent is Bright-sided: How the Relentless Promotion of Positive Thinking Has Undermined America.