Rolf M. Zinkernagel

Rolf Martin Zinkernagel (born January 6, 1944) is a Swiss immunologist at the University of Zurich. 
He is best known for his discovery of how the immune system recognizes virus-infected cells. For his discovery, Zinkernagel shared the Nobel Prize in Physiology or Medicine with Peter C. Doherty in 1996.