Professor Tom Gehrels joined the UA's Lunar and Planetary Laboratory (LPL) in 1961 as an Associate Professor. He earned his B.S. in Physics and Astronomy from Leiden (Netherlands) University in 1951, and his Ph.D. in Astronomy and Astrophysics from the University of Chicago in 1956. Read more
Tom Gehrels (born February 21, 1925, Haarlemmermeer, the Netherlands) is an American astronomer, Professor Planetary Sciences, and Astronomer at the University of Arizona, Tucson. Gehrels pioneered the first photometric system of asteroids in the 50s, and wavelength dependence of polarization of stars and planets in the 60s, each resulting in an extended sequence of papers in the Astronomical Journal. Read more