Jeffrey Griffiths, MD, is a professor in the Tufts Medical School Department of Public Health and Community Medicine, an attending in the division of Geographic Medicine and Infectious Diseases, and an adjunct professor in the Department of Civil and Environmental Engineering. His work contributes to the area of infectious disease, especially those that are of great concern in the developing world. Dr. Griffiths continues to work in Africa and South America on multiple projects and leads the multi-disciplinary teams required to address complex health problems. In addition to his research, he is a well-recognized international leader advising on policies related to water, water-borne disease, and other environmental concerns.