Robert SheldonRobert Sheldon earned a PhD in experimental space physics from University of Maryland, and an MA in religion from Westminster Theological Seminary. His career in NASA satellite instruments and teaching led to appointments as mittelarbeiter at Universtat Bern, research associate at Boston University, associate professor at the University of Alabama in Huntsville, and visiting professor at Wheaton College. He is the author of Laser Satellite Communication (2000) and over sixty referenced articles and chapters. Read More Read Less