Richard Gott is Professor of Astrophysics at Princeton University. A Phi Beta Kappa, summa cum laude graduate in Physics from Harvard in 1969, he received his Ph.D. in Astrophysics from Princeton in 1973. He was a postdoctoral fellow at the California Institute of Technology and at Cambridge University in England before returning to join the Princeton faculty. He is the author of the popular book Time Travel in Einstein's Universe (Houghton Mifflin, 2001; approx. 50,000 copies in American hard cover and paperback editions sold to date, with 11 other editions around the world).
Robert Vanderbei is Professor and Chair of the Department of Operations Research and Financial Engineering at Princeton University. A summa cum laude graduate in Chemistry from Rensselaer Polytechnic Institute in 1976, he received his Ph.D. in Applied Mathematics from Cornell University in 1981. As an amateur astronomer, Vanderbei has taken, from his own back yard, astonishing and very high-quality photographs of astronomical objects, rivaling the best of those shot from some of our greatest observatories.