A professional who conducts nutritional research to expand knowledge in one or more phases of dietetics. Responsibilities include:

• Plans, organizes, and conducts programs in nutrition, foods, and food service systems, evaluating and utilizing appropriate methodology and tools to carry out program.
• Studies and analyzes recent scientific discoveries in nutrition for application in current research, for development of tools for future research, and for interpretation to public.
• Communicates findings through reports and publications.