The American Dietetic Association (ADA) is the United States' largest organization of food and nutrition professionals, with nearly 72,000 members. The American Dietetic Association is officially changing its name to the Academy of Nutrition and Dietetics. The announcement was made Saturday, September 24, 2011 at the Food & Nutrition Conference & Expo in San Diego, Calif. The change will go into effect January 2012. Approximately 72% of ADA's members are registered dietitians and about 2% are dietetic technicians, registered. The remainder of ADA's members include researchers, educators, students, nurses, physicians, pharmacists, clinical and community dietetics professionals, consultants and food service managers. - Source: Wikipedia