Robert Charles Gallo (born March 23, 1937) is a U.S. biomedical researcher. He is best known for his role in identifying the Human Immunodeficiency Virus (HIV) as the infectious agent responsible for the Acquired Immune Deficiency Syndrome (AIDS).
Gallo is the director of the blank">Institute of Human Virology, at the University of Maryland School of Medicine in Baltimore, Maryland. He and two longtime scientific collaborators, Robert R. Redfield and William A. Blattner, co-founded the institute in 1996 after intense recruitment by the State of Maryland and the City of Baltimore. Gallo is also cofounder of Profectus BioSciences, Inc. in _Baltimore, Maryland and chairman of its Scientific Advisory Board.