Steve Marshall(He/Him/His)

Dr. Marshall is the director and founder of Cambridge Psychology Group and Lecturer in Psychology at Harvard Medical School. At CPG, he manages many aspects, including program development, training, and supervision, but Dr. Marshall also enjoys keeping an active practice as a clinical psychologist. He treats adults and youth with anxiety, OCD, depression, adjustment difficulties, ADHD, and substance use problems, among other conditions. His approach is grounded in evidence-based practice, which means that he integrates your values and preferences, current scientific evidence, and years of clinical experience. Throughout his practice, Dr. Marshall strives to be a friendly, thoughtful, and collaborative clinician.

His work is grounded in Cognitive Behavioral Therapy, Exposure Therapy, and Acceptance and Commitment Therapy. In addition to individual work, Dr. Marshall is passionate about leading therapy groups. He currently leads an ACT for Anxiety and Depression Group and an OCD Support Group.

Dr. Marshall received his PhD in clinical psychology from Ohio University, and he completed his predoctoral internship and postdoctoral fellowships at Harvard Medical School and McLean Hospital. While at McLean, he worked in the Behavioral Health Partial Program providing Cognitive Behavioral Therapy to individuals with a range of mental health conditions. He also worked at the College Mental Health Program, and he trained at the OCD Institute at McLean, which is one of the leading residential centers in the world for the treatment of OCD. He currently serves as a consultant at The Pavilion, which is a center for expert diagnostic assessment and treatment of complex psychiatric conditions at McLean, and he continues to supervise trainees at the hospital.