Background
Caldwell, John Thomas was born on June 26, 1937 in Mercedes, Texas, United States. Son of Royall H. and Mary C. (Hallum) Caldwell.
Caldwell, John Thomas was born on June 26, 1937 in Mercedes, Texas, United States. Son of Royall H. and Mary C. (Hallum) Caldwell.
Bachelor in Physics, Rice U., 1959; Master of Arts in Physics, San Jose State University, 1961; Doctor of Philosophy in Applied Science, University of California, Davis, 1967.
Aerospace engineer, National Aeronautics and Space Administration, Moffett Field, California, 1959-1961; staff physicist, Lawrence Livermore (California) National Laboratory, 1961-1969; senior physicist, Los Alamos (New Mexico) National Laboratory, 1969-1987; chief scientist, president, Pajarito Science Corporation, Los Alamos, since 1987. Consultant American Society for Testing and Materials (NDA/Non-destructive assay standards), since 1990. Advisory board Department of Energy's NDA/Nondestructive Evaluation (Non-destructive examination) standards working group, since 1985.
Member American Physical Society.
Married Elizabeth Ann Nickel, May 6,1961. Children: Roy Alan, Susan Darlene.
