Ronnie A Rosenthal, MD, MS, is a fellowship-trained surgeon who earned her medical degree from SUNY Downstate Medical Center. Specializing in geriatric surgery, Dr. Rosenthal is dedicated to helping older adult patients who have a variety of gastrointestinal and biliary diseases. She is the Chair of the American College of Surgeons (ACS) Geriatric Surgery Taskforce and lead editor of the major textbook on this subject. She has led or participated in many national projects to improve the surgical care of older adults, including the current John A. Hartford Foundation/ ACS Coalition for Quality in Geriatric Surgery Project.