Donald R. Prothero

Donald R. Prothero specializes in physics, planetary sciences, astronomy, earth sciences, and vertebrate paleontology. He has taught for more than thirty years at the college level, including at Columbia, Knox, Pierce, Vassar, and the California Institute of Technology. He has authored or edited more than three hundred scientific papers and thirty books, including Giants of the Lost World: Dinosaurs and Other Extinct Monsters of South America.