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

Arthur Sucsy

Cambridge, MA

During WWII, Dr. Arthur Sucsy worked as a chemist on the Y-12 Plant at Oak Ridge, TN. Dr. Sucsy worked with a team of scientists responsible for examining the physical and chemical properties of uranium.

Margaret B. Wills

Y-12 Plant

Margaret Wills worked for the Tennessee Eastman Corporation at the Y-12 Plant.

A. Mulder

Oak Ridge, TN

A. Mulder worked for the Roane-Anderson Company.

Rufus C. King

Oak Ridge, TN

Rufus King worked for the H. K. Ferguson Company.