In this issue of Hematology/Oncology Clinics, guest editor Dr. Harold J. Burstein brings his considerable expertise to Breast Cancer. Top experts provide a comprehensive update on multidisciplinary management of early- and late-stage breast cancer, including key topics such as global perspectives on the epidemiology and treatment of breast cancer; breast cancer pathology in the era of genomics; optimizing radiation therapy after breast conserving surgery; and more.