Robert Purcell (virologist)

Robert Harry Purcell (born 19 December 1935 in Iowa, United States) is an American virologist and former co-chief of the Laboratory of Infectious Diseases at the U.S. National Institute of Allergy and Infectious Disease. He is known for his work on hepatitis viruses, and was involved in identifying hepatitis A virus, hepatitis D virus, and hepatitis E virus, developing an animal model for hepatitis B, and developing the hepatitis A vaccine. Provided by Wikipedia