Massachusetts Academy of Nutrition and Dietetics Empowering MAND members through advocacy and education to serve their communities as nutrition experts. The Massachusetts Academy of Nutrition and Dietetics MAND is an affiliate of the Academy of Nutrition and Dietetics which is the nations largest organization of food and nutrition professionals. The Registered Dietitians of the MAND shape the food and nutrition choices of the Commonwealth of Massachusetts and its over 1600 members are committed to promoting optimal nutrition health and wellbeing. Learn how you can join us Board of Directors Elections CALENDAR JOB OPPORTUNITIES Food Service Supervisor Under the direction of the Nutrition Manager the Food Service Supervisor supervises all aspects of the Elder Service Plan ESP food operations including supervision of the dietary aides at ESP sites.