Christopher Duggan
Secondary Faculty

Christopher Duggan

Professor in the Department of Nutrition


Other Positions

Faculty Affiliate in the Department of Global Health and Population

Global Health and Population

Harvard T.H. Chan School of Public Health

Samuel J. Meltzer, MD Professor of Pediatrics in the Field of Gastroenterology

Pediatrics-Boston Children's Hospital

Harvard Medical School


Christopher Duggan, M.D., M.P.H. is a graduate of Dartmouth College and the Johns Hopkins University School of Medicine. He trained in Pediatrics at Johns Hopkins Hospital, Nutrition and Gastroenterology at Boston Children's Hospital, and Clinical Epidemiology at the Harvard TH Chan School of Public Health. He is Samuel Meltzer Professor of Pediatrics in the Field of Gastroenterology and Director of the Division of Nutrition at Harvard Medical School and a Professor in the Departments of Nutrition and Global Health and Population at Harvard Chan. He is a pediatric gastroenterologist and nutrition physician at Boston Children's Hospital where he directs the Center for Nutrition. He is Medical Director of the Center for Advanced Intestinal Rehabilitation, one of the largest centers for the care of children with intestinal failure/chronic diarrhea in the US. His research interests include the nutritional management of acute and persistent diarrhea, clinical trials of micronutrient supplementation, and general aspects of nutritional support in catabolism. In 2019, he was named Editor-in-Chief of the American Journal of Clinical Nutrition, one of the top-rated peer-reviewed journals in the field of nutrition.


Facilitators, barriers, and key influencers of breastfeeding among low birthweight infants: a qualitative study in India, Malawi, and Tanzania.

Vesel L, Benotti E, Somji S, Bellad RM, Charantimath U, Dhaded SM, Goudar SS, Karadiguddi C, Mungarwadi G, Vernekar SS, Kisenge R, Manji K, Salim N, Samma A, Sudfeld CR, Hoffman IF, Mvalo T, Phiri M, Saidi F, Tseka J, Tsidya M, Caruso BA, Duggan CP, Israel-Ballard K, Lee AC, Mansen KL, Martin SL, North K, Young MF, Fishman E, Fleming K, Semrau KE, Spigel L, Tuller DE, Henrich N.

Int Breastfeed J. 2023 11 08. 18(1):59. PMID: 37940987


A lifesaving therapy—and the researcher who helped launch it

November 26, 2018 – Oral rehydration therapy (ORT)—a mixture of water, sugar, and salt that is remarkably effective at rehydrating people with cholera or other diarrheal diseases—is credited with saving tens of millions of lives worldwide. On November…