Chris Lintott is professor of astrophysics and citizen science lead in the Department of Physics at the University of Oxford, as well as co-presenter of the BBC’s long-running Sky at Night program. He is coauthor of The Cosmic Tourist: Visit the 100 Most Awe-Inspiring Destinations in the Universe! and Bang! The Complete History of the Universe, and the author of The Crowd and the Cosmos: Adventures in the Zooniverse and Accidental Astronomy: How Random Discoveries Shape the Science of Space.