William J. Gradishar, MD, FACP, FASCO is Chief of Hematology and Medical Oncology at Northwestern University Feinberg School of Medicine and Director of the Maggie Daley Center for Women’s Cancer Care. A leader in breast cancer research and therapy development, he has chaired the Lynn Sage Breast Cancer Symposium since its inception and previously directed Northwestern’s Hematology Oncology Fellowship for 20 years.