Gregory Fricchione MD (Massachusetts, USA) (consultant editor) is one of the world's leading stress experts. On the faculty at Harvard Medical School and Professor of Psychiatry, he is Director of the Division of Psychiatry and Medicine at Massachusetts General Hospital directing a large staff of attending psychiatrists and psychosomatic medicine fellows taking care of the psychiatric problems of over 5,000 medically and surgically ill patients each year. He is the author of over 140 journal articles and of several books, including Compassion and Healing in Medicine and Society (John Hopkins University Press, 2011). He serves on a variety of boards including the Rosalynn Carter Institute for Caregiving. In 2006 he became Director of the Benson-Henry Institute for Mind Body Medicine, one of the top five research institutes for stress-related illness in the US.