Christopher K. Germer, PhD, is a clinical psychologist in private practice, specializing in mindfulness-based treatment of anxiety and panic. He has been integrating meditation and mindfulness principles into psychotherapy since 1978 and has taken many trips to India to explore the varieties of meditation and yoga. Currently the Director of Continuing Education for the Institute for Meditation and Psychotherapy, he is a clinical instructor in psychology at Harvard Medical School. Ronald D. Siegel, PsyD, is a clinical psychologist, a member of the clinical faculty of Harvard Medical School for over 20 years, and a longtime student of mindfulness meditation. His personal recovery from disabling back pain led him to develop a mind/n-/body program for treating chronic back pain, incorporating mindfulness techniques. He teaches nationally about mind/n-/body treatment and maintains a private practice in Lincoln, Massachusetts. Dr. Siegel is coauthor of [i]Back Sense: A Revolutionary Approach to Halting the Cycle of Chronic Back Pain[/i]. Paul R. Fulton, EdD, is the Director of Mental Health for Tufts Health Plan in Massachusetts, a clinical psychologist in private practice, and a forensic psychologist. He received lay ordination as a Zen Buddhist in 1972, and has been a student of psychology and meditation for 35 years. He was the clinical director of a large state psychiatric facility, and later the program director for a private psychiatric hospital. Dr. Fulton is on the board of directors of the Barre Center for Buddhist Studies and is President of the Institute for Meditation and Psychotherapy.