Dr. Gadd received her undergraduate training at Bucknell University in Pennsylvania, and her Medical Degree from Pennsylvania State University. Dr. Gadd completed a surgical residency at the University of California - San Diego, and then a Surgical Oncology Fellowship at Memorial Sloan-Kettering Cancer Center in New York. Dr. Gadd's research activities have focused on reducing the extent of axillary surgery required to treat breast cancer, on improving the cosmetic results of treatment and on quality improvement in breast cancer care. Dr. Gadd works in a multidisciplinary breast cancer setting, teaches at the medical school and participates in breast cancer related clinical research activities.