Bruce is a physician, specialising in psychiatry, ultimately becoming a Clinical Professor of Psychiatry at the School of Medicine of the University of California, San Francisco. He has published and lectured about psychopharmacologic, psychodynamic, forensic, and even transpersonal aspects of psychiatry. He is a Distinguished Life Fellow of the American Psychiatric Association and a Fellow of the Royal Society of Medicine and the Royal Academy of Medicine in Ireland. He is currently a Visiting Scholar at the University of Cambridge. Bruce is also a musician, and he and his wife, Marla Fibish play together as Noctambule. With Marla playing mandolin, mandolin, and button accordion, and Bruce playing guitar, cittern, and bouzouki, they play both traditional and original music. They have produced four albums and have toured throughout the United States and Ireland. Bruce is currently serving as the Director of Programmes in Artsahealing.