Yale physicians have taken on leadership roles in the American Diabetes Association, the nation’s leading voluntary health organization supporting diabetes research, education and advocacy. In July Robert S. Sherwin, M.D., the C.N.H. Long Professor of Medicine, assumed the presidency of the National Board of Directors. William V. Tamborlane Jr., M.D., professor of pediatrics, and alumnus Donald Ross Coustan, M.D. ’68, HS ’73, Chace/Joukowsy Professor and Chair of Obstetrics and Gynecology at Brown University School of Medicine, were elected to the board at its 60th annual meeting and scientific sessions, held in San Antonio.