1905-1984

British physicist and biophysicist who worked with Henry Albert Boot designing the radar or cavity magnetron that was influential in the Allies winning World War II. He also worked for the General Electric Company developing luminescent powders for use in discharge lamps. In 1944, as professor of natural philosophy at St. Andrews University, he pioneered the use of new types of light microscopes to be used by research biologists, physicists, and biochemists.