World Public Health Nutrition
Congress 2020

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International Organising Committee
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Angela research focuses on food policy, mainly in Latin America. She recently was awarded with a PhD on Public Health and Policy at the London School of Hygiene and Tropical Medicine, where she also obtained her master degree in Public Health Nutrition in 2008 both with awarded grants from CONACYT.  Her PhD research focus was a policy analysis of the Mexican soda tax.  She has co-authored several publications on food and nutrition guidelines, food policies, global health governance, the influence of non-state actors on the nutrition policymaking, and conflict of interest.


Angela has worked as a Research Fellow at the National Institute of Public Health (INSP) in Mexico for more than ten years conducting extensive research with an interdisciplinary team of civil society and legislators to advocate for policies tackling obesity where she still collaborates as a student supervisor and as a consultant. She has taught at the LSHTM on the course Health Policy Process and Power and previously the course Food Politics at Universidad Iberoamericana in Mexico City. Currently she is a consultant for the El Poder del Consumidor and  INSP in Mexico and for the World  Cancer Research Fund in the UK.  She has collaborated with the WHO ND on developing COI guidelines for member states, and currently as part of the WPHNA Executive Committee, the COI policy and the work of the WPHNA´s COI Committee and Advocacy Committee for the GECI-Network (Governance, Ethics and Conflict of Interest Network).

Researcher, Food Policy

Dr Angela Carriedo

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Olivia Yambi is the current Co-Chair of the International Panel of Experts on Sustainable Food Systems (IPES-Food). She also chairs the Board of Trustees of Community Systems Foundation (CSF), an international NGO that applies information technology for sustainable development.  


Olivia Yambi is a national of Tanzania with a doctoral degree in International Nutrition with minors in Epidemiology and Agricultural Economics from Cornell University.  She has made contribution to the understanding of the relationship between nutrition status and mortality in children through her primary doctoral research.


Olivia Yambi has two decades of work experience with the United Nations Children’s Fund (UNICEF) in different capacities around the world.  She was UNICEF Representative in Kenya 2007-2012, and prior to that she served as UNICEF Representative in the Lao People’s Democratic Republic (2003-2007). She was Regional Nutrition Advisor to the UNICEF Eastern and Southern Africa Region 1997-2003, and the Chief of Child Development and Nutrition in the UNICEF India Country Office from 1992 to 1997.  She has extensive programming experience in nutrition, development, and international cooperation, with vast programming and research work including a focus on infant and young child feeding, nutrition and HIV & AIDS, cash transfers for vulnerable children and households, and a human rights-based approach to programming.


Prior to joining UNICEF, she worked as Director of Planning with the Tanzania Food and Nutrition Centre. She has also undertaken numerous consultancies in the field of international nutrition.

Member of Executive Committee

World Public Health Nutrition Association 

Dr Olivia Yambi

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Claudio Schuftan, M.D., born in Chile and currently based in Ho Chi Minh City, works as a freelance consultant in public health. He is the author of over eighty five scholarly papers published in refereed journals and of several book chapters plus over four hundred other assorted publications. He has carried out over one hundred consulting assignments 50 countries in five continents. He has worked long term in his native Chile, the US, Cameroon, Kenya and Vietnam. He is fluent in five major languages. He is an immediately past active member of the Steering Council of the People’s Health Movement and of the World Public Health Nutrition Association. He is the author of a long-running blog, the Human Rights Reader counting over 470 issues.

Freelance Consultant in Public Health

Dr Claudio Schuftan, M.D


Dr Vandana Prasad (MBBS, MRCP - Pediatrics , MPH) is a community pediatrician and public health professional, and has been engaged with the social sector for over twenty-five years. Her main experience and expertise is in the area of malnutrition, health systems strengthening and child rights and she has many publications on these issues to her credit (available

She is a National Convenor for Public Health Resource Network (PHRN) and Founder Secretary Technical Advisor, and Executive Director of Public Health Resources Society with which she has been leading models for community-based-management of malnutrition and participatory learning and action with women's groups in tribal/rural communities. She has been a Joint Convenor of People's Health Movement-India (Jan Swasthya Abhiyan) and an active member of the Right to Food Campaign. Dr Prasad has also served Government of India as member (Child Health), National Commission for Protection of Child Rights.

Community Paediatrician and public health professional

Dr Vandana Prasad