Norman Hilberry

Norman Hilberry
Norman Hilberry (left) with Leo Szilard at Stagg Field in the mid 1950s
Born	Horace van Norman Hilberry (1899-03-11)March 11, 1899 Cleveland, Ohio, United States
Died	March 28, 1986(1986-03-28) (aged 87) Phoenix, Arizona
Alma mater	Oberlin College, A.B. University of Chicago Ph.D.
Known for	Director of Argonne National Laboratory
Scientific career
Fields	Physics
Institutions	New York University Argonne National Laboratory University of Arizona
Thesis	Extensive cosmic-ray showers and the energy distribution of the primary cosmic rays  (1941)

Norman Hilberry (March 11, 1899 – March 28, 1986) was an American physicist, best known as the director of the Argonne National Laboratory from 1956 to 1961. In December 1942 he was the man who stood ready with an axe to cut the scram line during the start up of Chicago Pile-1, the world's first nuclear reactor to achieve criticality.