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Linda Delahanty MS, RDN

Linda M. Delahanty MS, RDN

Director of Nutrition and Behavioral Research, Massachusetts General Hospital Diabetes Center; Associate Professor of Medicine, Harvard Medical School, Boston, Massachusetts

Linda Delahanty, MS, RDN, LD, is Chief Dietitian and Director of Nutrition and Behavioral Research at Massachusetts General Hospital’s Diabetes Center and Associate Professor of Medicine at Harvard Medical School. She is a nationally recognized authority on nutrition and lifestyle interventions for the treatment of prediabetes, diabetes and obesity. She was a recipient of the National Award for Excellence in the Practice of Dietetics Research and the Medallion Award for lifetime achievement from the Academy of Nutrition and Dietetics and received the American Diabetes Association’s Outstanding Educator in Diabetes Award in 2015.


Ms. Delahanty has been a co-investigator in four NIH-funded multi-center clinical trials. She was one of the architects of the lifestyle interventions for the Diabetes Control and Complications Trial, the Diabetes Prevention Program, Look AHEAD and the TODAY study. She has also conducted research on the psychological and behavioral predictors of weight outcomes in the DPP and on the translation of lifestyle interventions into primary care. Ms. Delahanty is a Principal Investigator for the NIH-funded REAL HEALTH Diabetes study to translate the Look AHEAD lifestyle intervention into primary care of patients with type 2 diabetes. She has authored both professional and lay articles on the role of nutrition and lifestyle in achieving weight loss and improved glycemic control and has been providing medical nutrition therapy to patients for diabetes and weight management for over 30 years. Linda is a graduate of the University of Massachusetts – Amherst and received a master’s degree from Boston University.



Ms. Delahanty discloses the following:
  • Advisory Board for Omada Health, Inc., JanaCare, and WW International, Inc.
  • Stock and stock options for Omada Health, Inc.
  • Stock options for JanaCare