Gary Clark, LCSW, is the Director of New York City Assertive Community Treatment for the New York State Office of Mental Health. He also serves as an adjunct instructor at Hunter College School of Social Work and Metropolitan College of New York. He has over twenty years of experience in behavioral health as a direct practitioner, clinical supervisor, trainer, educator, and administrator. He has worked with diverse client populations, including LGBTQ+ people, severely mentally ill populations, people living with mental illness and addiction, people living with HIV/AIDS, youth and families at risk, and individuals involved in the criminal justice system.