He is Associate Professor of Psychiatry at Harvard Medical School and Associate Chief of Psychiatry at Massachusetts General Hospital in Boston.
He is also Director of the Division of Psychiatry and Medicine at Massachusetts General Hospital.
These include a clinical intervention study in breast cancer patients and their partners, an epidemiologic case-control study of military veterans experiencing PTSD, and a sociological study of how broken lives are healed and empowered among participants in a charismatic church ministry program.