In 2023-2024, a member of the team of Jean Monnet Module "Healthy economy and policy: Values for Ukraine" Doctor of Economics Nataliia Letunovska took an active part in the reviewing process of the papers submitted to the MDPI publishing house. It is the biggest publisher of the journal, and it has open access worldwide. The articles Nataliia reviewed concerned public health and sustainable territory development. All contributions of her work as a reviewer can be seen in the official certificate.