John Ehrenreich is Professor of Psychology, State University of New York, College at Old Westbury. He is the author of The Altruistic Imagination: A History of Social Work and Social Policy in the United States, also from Cornell, and The Humanitarian Companion: A Guide for Aid, Development, and Human Rights Workers. He is coauthor of The American Health Empire: Power, Profits, and Politics and Long March, Short Spring: The Student Uprising at Home and Abroad and editor of The Cultural Crisis of Modern Medicine.