Elizabeth Wurtzel published her memoir of depression, Prozac Nation, to astonishing literary acclaim. A cultural phenomenon by age twenty-six, she had fame, money, respect--everything she had always wanted except that one, true thing: happiness.For all of her professional success, Wurtzel felt like a failure. She had lost friends and lovers, every magazine job she'd held, and way too much weight. She couldn't write, and her second book was past due...