John R. Dunning

(1907-1975) born in Shelby, Polk County. Nuclear physicist, educator, pioneered the development of nuclear energy, led to the first demonstration in the nation of the large release of energy in the fission of uranium by slow neutron bombardment, a distinguished dean of the School of Engineering at Columbia University, elected to the National Academy of Sciences. Consult Dictionary of American Biography, Sup 9 (1994) 248-249.

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