Bill Petri received his M.D. and Ph.D. (Microbiology) degrees from the University of Virginia, after which he completed his medicine residency at Case Western and then returned to UVA for an infectious diseases fellowship. He studies immunology and molecular pathogenesis of enteric infections and their consequences. Bill has served as President of the American Society of Tropical Medicine and Hygiene and Editor of Infection and Immunity, and he is currently Associate Editor for the scientific journals PLoS Pathogens, Clinical Infections Diseases and Trends in Molecular Medicine. He has received the following awards: Oswald Avery Award of the Infectious Diseases Society of America, the Burroughs Wellcome New Investigator and Scholar Awards in Molecular Parasitology, and the Lucille P. Markey Scholar Award in Biomedical Research. Since 1993, he has served on advisory committees for the National Institutes of Health (NIH).