Dawn Mussallem, DO, is a consultant in the Division of Hematology and Oncology at Mayo Clinic and an assistant professor of medicine. She is a board-certified lifestyle medicine breast medicine specialist at the Robert and Monica Jacoby Center for Breast Health; she also serves as medical director for Mayo Clinic Florida Humanities in Medicine. In 2015, she founded the Integrative Medicine and Breast Health Program at Mayo Clinic Florida, a patient-centered program that works with breast cancer patients during and after a breast cancer diagnosis, introducing them early on to the importance of lifestyle optimization alongside conventional cancer treatments. In addition to her clinical and research activities, Dr. Mussallem is active in medical education, including as the director of the Lifestyle Medicine Residency Curriculum at Mayo Clinic and co-director of the International Medical Breast Training Program.