James Stanley Trefil (born September 10, 1938) is an American physicist (Ph.D. in physics at Stanford University in 1966) and author of nearly fifty books.
He obtained his Bachelor of Science at the University of Illinois in 1960, and later that year matriculated at Merton College, Oxford, where he took a second class degree in physics in 1962.
[1] He read his Master of Arts at Oxford University (England) in 1962 where he studied as a Marshall Scholar.
[2] Trefil is a physicist, author, public speaker, radio broadcaster, commentator, and educator.
Trefil was a fellow of the Laboratory for Nuclear Science at the Massachusetts Institute of Technology, Cambridge from 1967 to 1968.
Since 1988 he has held the position of Clarence J. Robinson Professor of Physics at George Mason University, Fairfax, Virginia.