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J. Carson Mark

J. Carson Mark was born 6 July 1913, in Lindsay, Ontario, Canada. Mark graduated from the University of Western Ontario in 1935. He then studied mathematics at the University of Toronto, where he received his Ph.D. in 1938. Mark taught math at the University of Manitoba until 1943, when he went to work for the Canadian National Research Council.

In 1945, Mark joined the Manhattan Project in Los Alamos. When World War II ended, Mark remained as part of the permanent staff of Los Alamos. In 1947, he became leader of the laboratory's Theoretical (T) Division. In this position, Mark oversaw the development of various weapons systems, including thermonuclear bombs. He also led the division through a transitional period in which the laboratory expanded its research areas and began collaborating with outside agencies and private industry on weapons research.

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Although Mark retired from the T Division in 1973, he continued serving as a consultant to the laboratory. He also served as a consultant for the Nuclear Regulatory Commission's Advisory Committee on Reactor Safeguards and several other governmental agencies.

Mark died on 2 March 1997.