Dr. Zhu is a psychologist with a strong background in methodology, and has published broadly on behavioral interventions as well as on experimental design. His recent work focuses on the interface of individual- and population-based approaches to smoking cessation and the effects of social norms on smoking behavior. Dr. Zhu has received many awards, including the California Wellness Foundation/ University of California Wellness Lecture Award and the APHA Excellence Award from the American Public Health Association.