Trained in Internal Medicine at at Harvard and Massachusetts General Hospital Dr. St. Goar practiced for over thirty years as a primary care physician at Harvard Vanguard Medical Associates. During her years of practicing medicine, she observed the widespread physical and emotional impact of PTSD in her patients. This led to her involvement with MDMA-assisted psychotherapy practiced by the Multidisciplinary Association for Psychedelic Studies (MAPS). Dr. St. Goar became a certified Psychedelic Therapist and Researcher through the California Institute of Integral Studies (CIIS) in 2016. She is a Phase 3 therapist for the MAPS study in Boston and serves on the board of directors for the Boston Psychedelic Research Group.