Mark D. Corriere, MD (BALTIMORE, MD), is an adjunct assistant professor of medicine at the Johns Hopkins University School of Medicine and a clinical endocrinologist at Maryland Endocrine. Rita R. Kalyani, MD, MHS (BALTIMORE, MD), is an associate professor of medicine and a diabetes specialist at the Johns Hopkins University School of Medicine. She is the past chair of the American Diabetes Association's committee that establishes the standards of medical care for all people with diabetes. Kalyani and Corriere are coauthors of Diabetes Head to Toe: Everything You Need to Know about Diagnosis, Treatment, and Living with Diabetes.Patrick Smith (BALTIMORE, MD) is a biomedical science writer at the Johns Hopkins University School of Medicine. He is the author of Extra Innings: The Joy and the Pains of Over-30 Baseball.