Sean is a postdoctoral fellow in the Department of Epidemiology at Johns Hopkins University. His research interests include the ecology and epidemiology of water-borne infectious diseases. His primary research focus is the epidemiology of cholera in Africa. He is currently modeling cholera vaccination strategies and developing statistical modeling techniques to map the spatial and spatiotemporal burden of cholera throughout Africa. He has also studied the dynamics and ecology of other diseases including plague, Ebola, MERS, chikungunya, and Lyme disease. Sean has a PhD in Zoology from Oregon State University and was previously a Climate and Health Posdoctoral Fellow with the National Center for Atmospheric Research (NCAR) and the Centers for Disease Control and Prevention (CDC).