The Academy of Nutrition and Dietetics is the United States' largest organization of food and nutrition professionals, and represents over 100,000 credentialed practitioners — registered dietitian nutritionists, dietetic technicians, registered, and other dietetics professionals holding undergraduate and advanced degrees in nutrition and dietetics. After nearly 100 years as the American Dietetic Association, the organization officially changed its name to the Academy of Nutrition and Dietetics in 2012. The organization's members are primarily registered dietitian nutritionists (RDNs) and nutrition and dietetic technicians, registered (NDTR) as well as many researchers, educators, students, nurses, physicians, pharmacists, clinical and community dietetics professionals, consultants and food service managers.