Mark Olfson, MD, MPH seeks to identify gaps between clinical science and practice in behavioral health care including a focus on suicide prevention and improving the treatment of adults with serious mental illnesses and substance use disorders. He has brought attention to problems in quality of assessment and treatment of children and adults with behavioral health disorders including an emphasis on neglected and underserved populations. He has characterized unmet need for mental health services, the flow of patients into mental health care, and evolving national practice patterns in the assessment and management of psychiatric disorders. Dr. Olfson has received numerous federal and private foundation grants and has published over 500 academic papers.