Thundon Ngamprasertchai is a certified infectious diseases physician, having completed the Thai Board of Infectious Diseases in 2016. In 2018, he also earned a certificate in tropical medicine and traveler's health from the American Society of Tropical Medicine and Hygiene (ASTMH). With extensive training and experience in epidemiology, including a Ph.D. in Epidemiology from Mahidol University, he possesses strong skills in study design, data analysis, and statistical methods. He has also completed advanced training programs in clinical research and epidemiological analysis from Harvard University and the London School of Hygiene and Tropical Medicine (LSHTM), respectively. As part of his current role, he provides consultation for infectious diseases at the Hospital for Tropical Diseases, Faculty of Tropical Medicine, Mahidol University, as well as in private hospitals. He has extensive experience in managing various infectious diseases and in tropical medicine. As a highly experienced medical coder for multiple clinical trials under BIOPHICS (Excellence Center for Biomedical and Public Health Informatics), he has honed his expertise in data management. Through his work at BIOPHICS, he gained extensive experience in managing complex clinical data, including that of COVID-19 vaccine trials.