Dr. Elizabeth Mittendorf is the Robert and Karen Hale Endowed Chair in Surgical Oncology and Vice Chair for Research in the Department of Surgery at the Brigham and Women’s Hospital. She is also Co-Leader of the Breast Program for the Dana-Farber/Harvard Cancer Center and a Professor of Surgery at Harvard Medical School. She has published extensively on related subjects including breast tumor immunology and immunotherapy, incorporation of biologic factors into staging, selection of patients for preoperative systemic therapy, and the surgical management of breast cancer.