The Director for Research in the Department of Psychiatry at Mount Sinai Beth Israel. He is also the Founder and Director of the Family Center for Bipolar, as well as the Mount Sinai Suicide Research Laboratory based at Mount Sinai Beth Israel. His current clinical and research focus is on bipolar disorder, suicide prevention, and the role of family in psychiatric illness. Most recently, his work has been devoted to describing a suicide-specific clinical state, a phenotype of the Suicide Crisis Syndrome, and to developing innovative multi-informant methods of risk assessment.