Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Thomas Mason

Laboratory DirectorOak Ridge, TN

X-10 Graphite ReactorY-12 Plant
ExpertScientist
Thomas Mason Listen to Thomas Mason’s Oral History on Voices of the Manhattan Project

Thomas (Thom) Mason is the President and CEO of Triad National Security, LLC and the director designate of Los Alamos National Laboratory. A condensed matter physicist, he previously served as the director of Oak Ridge National Laboratory from 2007-2017, and as Senior Vice President for Global Laboratory Operations at Battelle. He was born in Halifax, Nova Scotia to a geophysicist father and a biochemist mother. He went on to to get an undergraduate degree in physics from Dalhousie University in Halifax, and a PhD at McMaster University. 

Related Profiles

Julian Schwinger

MIT

Julian Schwinger (1918-1994) was an American theoretical physicist and the 1965 Nobel Prize winner. During the summer of 1943, Schwinger briefly worked on the development of the atomic bomb at the University of Chicago’s Metallurgical Laboratory.

A. P. Nicholson

Oak Ridge, TN

Nicholson worked for Stone and Webster Engineering Corporation.

Leon Love

Y-12 Plant

Leon Love was a metallurgist for the Cook Electronic Company in Chicago, IL, and worked under contract with the Manhattan Engineer District.

S. B. Robertson

Oak Ridge, TN

S. B. Robertson worked for the United States Engineer District Office.