Luana Marques, PhD, is an assistant professor at Harvard Medical School and a licensed clinical psychologist in the department of psychiatry at Massachusetts General Hospital in Boston. At MGH she also directs Psychotherapy Research and Training as well as the Hispanic and Clinical Research Programs at the Center for Anxiety and Traumatic Stress Disorders. Marques lives in Boston, Massachusetts.
Eric Metcalf, MPH, is an Indianapolis-based medical writer, editor, and health educator. He has authored or contributed to dozens of books on health and fitness, including the best-selling Doctor's Book of Home Remedies line and other popular book franchises. He has also contributed to several magazines, including Prevention and Better Homes and Gardens, and health websites, such as Health.com. He has a degree in journalism from the University of Missouri-Columbia and a master's in public health. Metcalf lives in Indianapolis, Indiana.