Dr. Hyun-Sook Lee is an Associate Professor in the Department of Health Administration at Kongju National University, South Korea. She earned her Ph.D. in Public Health from Yonsei University. Her professional expertise includes health administration, medical marketing, and community-based health program management. She has served as an evaluator and consultant for numerous government organizations, including the Ministry of Health and Welfare and the Korea Disease Control and Prevention Agency. Her research focuses on health disparities, mental health among vulnerable populations, and the social determinants of health.