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Micha Irene

Associate Professor

Human Nutrition


Research interests

Nutrition policy, nutritional epidemiology, public health, health promotion 

Brief CV

Dr Micha is an Associate Professor in Human Nutrition at the Department of Food Science and Nutrition, at the University of Thessaly in Greece. She is also an Adjunct Professor at the Friedman School of Nutrition Science and Polity, at Tufts University in the US.

Dr Micha is the Chair of the Independent Expert Group (IEG) for the Global Nutrition Report (GNR), the world’s leading independent assessment of the state of global nutrition. The Chair of the IEG is the lead of the GNR and is responsible for the appointment and management of the IEG comprising of world renowned experts in nutrition.

Dr Micha is a registered dietician, public health nutritionist and epidemiologist. She received her degree in Clinical Nutrition and Dietetics at Harokopio University of Athens, Greece; her PhD in Public Health Nutrition at King’s College London, UK; and her postdoctoral fellowship at the Department of Epidemiology at Harvard University, US. Following the completion of her postdoc, she was appointed Research Associate in the Department of Epidemiology at the Harvard School of Public Health. She was then appointed faculty at the Friedman School of Nutrition Science and Policy at Tufts University, initially as Assistant Professor and thereafter as Associate Professor.

Dr Micha’s research focuses on the effects of diet on health, and on evaluating and implementing national and international nutrition policies and strategies. She collaborates with the world’s largest nutrition and health organizations, such as WHO, FAO, USAID, UNICEF and others.

Dr Micha is a Fellow of the American Heart Association. She has received multiple awards and distinctions, primarily from the National Institute of Health, and has published more than 150 articles in scientific journals with more than 80,000 citations.

Extended CV


  • Introduction to Human Nutrition
  • Human Nutrition and Metabolism
  • Nutrition in the Lifecycle
  • Nutrition and Public Health
  • Clinical Nutrition

Selected publications

  • Shangguan S, Mozaffarian D, Sy S, Lee Y, Liu J, Wilde PE, Sharkey AL, Dowling EA, Marklund M, Abrahams-Gessel S, Gaziano TA, Micha R. “Health impact and cost-effectiveness of achieving the national salt and sugar reduction initiative voluntary sugar reduction targets in the United States: a micro-simulation study”. Circulation 2021 doi: 10.1161/CIRCULATIONAHA.121.053678. Epub ahead of print. PMID: 34445886.
  •  Lee Y, Mozaffarian D, Sy S, Liu J, Wilde P, Marklund M, Abrahams-Gessel S, Gaziano T, Micha R. “Health impact and cost-effectiveness of volume, tiered, and absolute sugar content sugar-sweetened beverage tax policies in the US: a micro-simulation study”. Circulation 2020 142(6):523-534. PMID: 32564614.
  • Lee Y, Mozaffarian D, Sy S, Huang Y, Liu J, Wilde PE, Abrahams-Gessel S, de Souza Veiga Jardim T, Gaziano T, Micha R. “Cost-effectiveness of financial Incentives for improving diet and health through Medicare and Medicaid: a microsimulation study.” PLoS Medicine 2019 16(3):e1002761. PMID: 30889188.
  • Micha R, Peñalvo J, Cudhea F, Imamura F, Rehm C, Mozaffarian D. “Association between dietary factors and mortality from heart disease, stroke, and type 2 diabetes in the United States.” JAMA-Journal of American Medical Association 2017 7;317(9):912-924. PMID: 28267855.
  • Micha R, Khatibzadeh S, Shi P, Fahimi S, Lim S, Andrews KG, Engell RE, Powles J, Ezzati M, Mozaffarian D. “Global, regional, and national consumption levels of dietary fats and oils in 1990 and 2010: a systematic analysis including 266 country-specific nutrition surveys.” BMJ-British Medical Journal 2014 15;348:g2272. PMID: 24736206.