 He was educated at Oxford University and at a young age served as a medical doctor in World War II, first as a medical officer in the service of the king, then as the director of a military hospital in India.Upon moving to the United States in 1949, Shubik continued in his lifelong dedication to research, started after the war in England.He worked at Northwestern University in Chicago and later at the Chicago Medical School Institute of Medical Research, then as Director of the Eppley Institute for Research in Cancer and Allied Diseases.