Chris Impey is a university distinguished professor of astronomy and associate dean of the College of Science at the University of Arizona. He has over 180 refereed publications on observational cosmology, galaxies and quasars. His research has been supported by $20 million in NASA and NSF grants. He has won 11 teaching awards, and has taught two online classes with over 130,000 enrolled. Impey is a past vice president of the American Astronomical Society and he has been an NSF Distinguished Teaching Scholar, Carnegie Council’s Arizona Professor of the Year and, most recently, a Howard Hughes Medical Institute Professor. He’s written more than 50 popular articles on cosmology and astrobiology, two introductory textbooks, a novel called "Shadow World" and eight popular science books: "The Living Cosmos," "How It Ends," "Talking About Life," "How It Began," "Dreams of Other Worlds," "Humble Before the Void," "Beyond: The Future of Space Travel" and, his new book, "Einstein’s Monsters: The Life and Times of Black Holes."