Stephen Cass is an Irish science and technology journalist based in New York City. He has been an editor at Discover magazine and MIT Technology Review, and has written for outlets such as Popular Science and Nautilus. He has also edited several science fiction anthologies. He is currently geeking it to the max as a senior editor at IEEE Spectrum.

Kevin R. Grazier, Ph.D. is currently a professor of computer science at the United States Military Academy. Prior to West Point, Grazier was a research scientist for fifteen years at NASA's Jet Propulsion Laboratory, working on the Cassini/Huygens Mission to Saturn and Titan. Still an active researcher, he performs large-scale computer simulations of early Solar System dynamics and evolution. Grazier served as the science advisor for the features Gravity and Pirates of the Caribbean: Dead Men Tell No Tales, as well as for the television series Eureka, Defiance, and the Peabody-Award-winning Battlestar Galactica.