Phillip K. Peterson, M.D., is a professor of medicine and an infectious diseases specialist at the University of Minnesota Medical School. He is a fellow of the American College of Physicians and of the Infectious Diseases Society of America. Because many infections are public health threats and many are linked to animals, he is also on the faculties of the University of Minnesota School of Public Health and the College of Veterinary Medicine. Dr. Peterson has served as an internist and infectious diseases consultant at the University of Minnesota Medical Center and Hennepin County Medical Center.