Dr. Phetsavanh Chanthavilay is a research fellow at Saw Swee Hock School of Public Health, NUS, with a PhD in epidemiology focusing on economic modeling. His research interests are immunization and nutrition and their impact on related diseases, including non-communicable diseases, from a global health perspective. He has extensive experience working on a variety of infectious diseases, such as HPV infection, COVID-19, rotavirus infection, and influenza, as well as issues related to immunization, malnutrition, and diabetes. He is dedicated to uniting health researchers to expand human resources capacity building and provide scientific evidence for improving the health of populations.