David Marrero, PhD, former Director of the Center for Health Disparities Research at the University of Arizona School of Public Health, is a distinguished research expert in diabetes prevention, treatment, and education. His work focuses on strategies for promoting diabetes prevention, improving diabetes care practices used by primary care providers, and the use of technology to facilitate care and education. He has also conducted research on medication adherence, community health programs, and translational medicine. He served as the Director of the Diabetes Translational Research Center at Indiana University School of Medicine for 22 years where he was the J.O. Ritchey Endowed Chair in Endocrinology.