Interests: Gravity, Gps Age: 83
From his webpage:
David W. Allan was born in Mapleton, Utah on September 25, 1936. He received a B.S. degree in physics from Brigham Young University, Provo, Utah, in 1960, and an M.S. degree in physics from the University of Colorado in 1965.
He is an expert in timing, GPS, and developed a "New Unified Field Theory".