William Tsai, PhD, is an Associate Professor of Applied Psychology at New York University, where he directs the Culture, Emotion, and Health Lab. His research examines how culture shapes emotion regulation, coping, and interpersonal processes, with a focus on health disparities in underserved communities. Drawing on experimental, longitudinal, and community-based approaches, he develops culturally tailored interventions to promote mental health and health behaviors. His work has been supported by the NIH and various foundations, and he is committed to mentoring students and engaging with community organizations to bridge research and practice.