Dr. Lung-Chang "JoJo" Chien (Epidemiology and Biostatistics) served as a session moderator at the 2026 American Public Health Association (APHA) Annual Meeting, moderating the session titled "General topics in applied public health statistics (oral)." In this role, Chien facilitated the session's academic presentations and discussions, contributing to scholarly exchange on the application of data science and quantitative methods, ranging from longitudinal data modeling to behavioral analyses of vaccine hesitancy and survey fraud.