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With research staff from more than 60 countries, and offices across the globe, IFPRI provides research-based policy solutions to sustainably reduce poverty and end hunger and malnutrition in developing countries.

Erick Boy

researcher spotlight

Erick Boy

Erick Boy is the Chief Nutritionist in the HarvestPlus section of the Innovation Policy and Scaling Unit. As head of nutrition for the HarvestPlus Program since 2008, he has led research that has generated scientific evidence on biofortified staple crops as efficacious and effective interventions to help address iron, vitamin A, and zinc deficiency in sub-Saharan Africa, Latin America, and South Asia.

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Since 1975, IFPRI’s research has been informing policies and development programs to improve food security, nutrition, and livelihoods around the world.

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IFPRI currently has more than 600 employees working in over 80 countries with a wide range of local, national, and international partners.

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experts

Nutrition, Diets, and Health

Nadia Koyratty

Associate Research Fellow

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ORCiD

Bio

Nadia Koyratty is an Associate Research Fellow in the Nutrition, Diets, and Health Unit. Her research interests include food insecurity and water insecurity in low- and middle-income countries and during disasters. Her doctoral thesis focused on maternal and child health in Zimbabwe, and her post-doctoral research examined food security during the COVID-19 public health emergency and other natural disaster events. Nadia received her PhD in Epidemiology from the State University of New York at Buffalo in 2022. She also holds a double master’s degree in Sustainable Management of Food Quality from the Université de Montpellier, France, and the Università degli Studi della Basilicata, Italy.

Languages: Creole, English, French, Italian

Publications

LinkedIn Profile

Google Scholar Citations

CV

Publications

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Journal Article

The influence of environmental cues on behavioral response: An assessment of the Protective Action Decision Model in the context of COVID-19

2025Silver, Amber; Koyratty, Nadia; Penta, Samantha; Clay, Lauren
Details

The influence of environmental cues on behavioral response: An assessment of the Protective Action Decision Model in the context of COVID-19

Year published

2025

Authors

Silver, Amber; Koyratty, Nadia; Penta, Samantha; Clay, Lauren

Citation

Silver, Amber; Koyratty, Nadia; Penta, Samantha; and Clay, Lauren. 2025. The influence of environmental cues on behavioral response: An assessment of the Protective Action Decision Model in the context of COVID-19. Risk, Hazards, and Crisis in Public Policy 16(2): e12305. https://doi.org/10.1002/rhc3.12305

Country/Region

United States

Keywords

Americas; Northern America; Covid-19; Behavioural Responses; Public Health

Language

English

Access/Licence

Limited Access

Links

https://doi.org/10.1002/rhc3.12305 Source record

Record type

Journal Article

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Journal Article

Households with special dietary needs experienced higher food access challenges and worries during COVID-19

2025Koyratty, Nadia; Clay, Lauren A.; Rogus, Stephanie
Details

Households with special dietary needs experienced higher food access challenges and worries during COVID-19

Year published

2025

Authors

Koyratty, Nadia; Clay, Lauren A.; Rogus, Stephanie

Citation

Koyratty, Nadia; Clay, Lauren A.; and Rogus, Stephanie. 2025. Households with special dietary needs experienced higher food access challenges and worries during COVID-19. Journal of Hunger and Environmental Nutrition 20(3): 325-339. https://doi.org/10.1080/19320248.2024.2355927

Country/Region

United States

Keywords

Americas; Northern America; Diet; Food Security; Covid-19; Prices

Language

English

Access/Licence

Limited Access

Links

https://doi.org/10.1080/19320248.2024.2355927 Source record

Record type

Journal Article

Resource thumbnail

Journal Article

Health or economics: Unpacking concern type and severity in the COVID-19 pandemic

2025Penta, Samantha; Koyratty, Nadia; Clay, Lauren; Silver, Amber
Details

Health or economics: Unpacking concern type and severity in the COVID-19 pandemic

Year published

2025

Authors

Penta, Samantha; Koyratty, Nadia; Clay, Lauren; Silver, Amber

Citation

Penta, Samantha; Koyratty, Nadia; Clay, Lauren; and Silver, Amber. 2025. Health or economics: Unpacking concern type and severity in the COVID-19 pandemic. Risk, Hazards, & Crisis in Public Policy 16(1): e70003. https://doi.org/10.1002/rhc3.70003

Country/Region

United States

Keywords

Northern America; Covid-19; Public Health; Economic Situation; Policies; Income

Language

English

Access/Licence

Limited Access

Links

https://doi.org/10.1002/rhc3.70003 Source record

Record type

Journal Article

Events

23rd International Congress of Nutrition (ICN)
IFPRI at External Event

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August 24 to 29, 2025

23rd International Congress of Nutrition (ICN)

IFPRI is participating in the 23rd International Congress of Nutrition (ICN), hosted by the International Union of Nutritional Sciences (IUNS) on August 24-29 in Paris, France.  The theme of this year’s congress is “Sustainable Food for Global Health,” bringing together experts to discuss evidence and innovations in nutrition, sustainability, food science, and public health. IFPRI […]

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