Dr. Longjian Liu is an associate professor of Epidemiology & Biostatistics, and the former Interim Chair of the Department of Environmental and Occupational Health at Drexel University School of Public Health. Prior to joining Drexel, Dr. Liu had training, teaching and research experience in leading medical universities of China (Shanxi, Chongqing, and Beijing), the United Kingdom (London), Japan (Shiga, and Kyoto), and the United States (UAMS, Little Rock). Dr. Liu has been a Fellow of the American Heart Association (FAHA).