The Harvard Medical School Psychiatry Executive Committee and the Hauser Family formally recognized Marshall Forstein, MD as the recipient of the 2020 Stuart T. Hauser, MD, PhD Mentorship Award. For decades, Dr Forstein has dedicated himself to teaching and mentoring countless residents, students, and colleagues. His remarkable mentoring has had a deep impact. He has excelled in varied leadership roles including HIV Mental Health Services and as Director of the Adult Psychiatry Residency Program. He served as the Acting Head of the Department of Psychiatry at Cambridge Health Alliance from 2015-2019 and is currently Vice Chair for Education in the Department of Psychiatry at Cambridge Health Alliance.