Dr. Hamnvik is an endocrinologist and clinician-educator at Brigham and Women’s Hospital (BWH) and an Associate Professor of Medicine at Harvard Medical School in Boston, MA. He is the Director of Education in the Mass General Brigham Division of Endocrinology, Diabetes, and Metabolism and serves as Program Director of the BWH Endocrinology Fellowship. His clinical practice focuses on general endocrinology and gender-affirming hormone therapy for transgender and gender-diverse people. Dr. Hamnvik is the Education Editor for NEJM Group, providing editorial oversight of digital learning initiatives for clinicians and trainees.