Karl Landsteiner Who in American Jewry", stating that "it will be detrimental to me to emphasize publicly the religion of my ancestors." Karl Landsteiner Karl Landsteiner, , (14 June 1868 – 26 June 1943) was an Austrian biologist, physician, and immunologist. He distinguished the main blood groups in 1900, having developed the modern system of classification of blood groups from his identification of the presence of agglutinins in the blood, and identified, with Alexander S. Wiener, the Rhesus factor, in 1937, thus enabling physicians to transfuse blood without endangering the patient's life. With Constantin Levaditi and Erwin Popper, he discovered the polio
2015 Nobel Peace Prize Zarif for the Iran nuclear deal, Pope Francis for his assistance in the United States–Cuban Thaw, Colombian President Juan Manuel Santos and FARC guerrilla leader Timoleón Jiménez for the peace process in the Colombian conflict, and Congolese gynecologist Denis Mukwege who treats victims of sexual violence and has been nominated for this before. The Nobel Peace Prize is awarded by the Norwegian Nobel Committee. For the 2015 award, the members were: 2015 Nobel Peace Prize The 2015 Nobel Peace Prize was awarded to the Tunisian National Dialogue Quartet for "its decisive contribution to the building of a pluralistic democracy in