Effective July 15, 2026, Dr. Fayanju will be the Department Head and Britton Smith Chair in Surgery at Queen’s University and Kingston Health Sciences Centre in Kingston, ON, Canada. Prior to this, she was the Helen O. Dickens, MD, Presidential Professor in the Perelman School of Medicine at the University of Pennsylvania and Chief of the Division of Breast Surgery for Penn Medicine. She received an A.B. in History and Science and an A.M. in Comparative Literature from Harvard. She received her M.D. and M.P.H.S. from Washington University in St. Louis, where she also completed a residency in general surgery. She completed a fellowship in Breast Surgical Oncology at the University of Texas MD Anderson Cancer Center. Dr. Fayanju is an academic breast surgeon and health services researcher whose work has been supported by a diverse array of organizations including the Breast Cancer Research Foundation (BCRF), the Centers for Disease Control and Prevention (CDC), and the National Institutes of Health (NIH), and she has published in a variety of journals including Annals of Surgery, Annals of Surgical Oncology, Cancer, the Journal of Clinical Oncology, JCO Oncology Practice, and the JAMA family of journals. She currently serves as President of the Surgical Outcomes Club and on the Board of Directors for the Society of Surgical Oncology.