Niels Kaj Jerne was a Danish immunologist best remembered for winning the 1984 Nobel Prize in Physiology or Medicine alongside César Milstein and Georges J. F. Köhler. Jerne, who made important contributions to the fields of Immunology and Microbiology, was also honored with the Marcel Benoist Prize and Paul Ehrlich and Ludwig Darmstaedter Prize in 1978 and 1982 respectively.
William Pollack was a British-born American immunologist best remembered for developing the Rho(D) immune globulin vaccine that fights against Rh disease. His vaccine, which was introduced in 1968, eliminated cases of Rh disease in many countries. Prior to the introduction of the vaccine, Rh disease was responsible for nearly 10,000 infant deaths annually in the USA alone.