American immunologist who was born in Gradford, Massachusetts. He studied at Harvard and at the University of Texas. He was Professor of Zoology at Dartmouth and Brown University; and Assistant Professor of medicine at the Washington University of San Luis. In 1935, he worked as research associate at the Jackson Laboratory and in 1937 as Professor and principal investigator of this Center. With Baruj Benacerraf and Jean Dausset, he obtained the Nobel Prize in medicine in 1980, for his research on the structure of cells that regulate the defense mechanisms of the organism against diseases, decisive for the Oncology and transplantation.