The Illinois Academy of Nutrition and Dietetics (IAND) is a not-for-profit professional organization of over 3,200 members including Registered Dietitians (RD), Registered Dietitian Nutritionists (RDN), Nutrition and Dietetic Technicians, Registered (NDTR), and dietetic interns and students. We are an affiliate of The Academy of Nutrition and Dietetics. The Illinois Academy of Nutrition and Dietetics has been serving citizens of Illinois since 1931.