Received May 15, 2001; revision received Aug. 13, 2001; accepted March 19, 2002. From the Anxiety Disorders Clinic, New York State Psychiatric Institute; the Department of Psychiatry, Columbia University, New York; and the Department of Social Medicine, Harvard Medical School, Boston. Address reprint requests to Dr. Lewis-Fernández, Anxiety Disorders Clinic, New York State Psychiatric Institute, Unit 69, 1051 Riverside Dr., New York, NY 10032; firstname.lastname@example.org (e-mail). Supported by a Harvard Medical School Dupont-Warren Research Fellowship in Psychiatry, the Nathan Cummings Foundation, the MacArthur Foundation Mind-Body Network, and NIMH grants MH-18006 (Fellowship Program in Medical Anthropology) and MH-55165 (Underrepresented Minority Research Supplement, Dr. Lewis-Fernández). The authors thank Peter Guarnaccia, Randall Marshall, J. Christopher Perry, Arthur Kleinman, Byron and MaryJo Good, Mitchell Weiss, David Spiegel, Glorisa Canino, Vivian Febo, Rafael Ramírez, Ana Ortiz, Andrew Schmidt, Deborah Goetz, Pedro Ruiz, Carlos Blanco, and Michael Liebowitz.