Siobhan Roberts is a Canadian author and science journalist who writes for The New York Times “Science Times,” Quanta, and The New Yorker “Elements” science & tech blog, among numerous publications. She is currently writing a biography of the group theorist and mathematical logician Verena Huber-Dyson (1923-2016), which is forthcoming from Pantheon. She is the author, most recently, of "Genius at Play, The Curious Mind of John Horton Conway" (Bloomsbury, 2015). While writing the Conway biography she was a Director’s Visitor at the Institute for Advanced Study in Princeton, and a Fellow at the Leon Levy Center for Biography at the CUNY Graduate Center in New York City. In 2017 she won the JPBM Communications Award for Expository and Popular Books, bestowed by the American Mathematical Society and the Mathematical Association of America (putting her in good company with previous recipients James Gleick and Sylvia Nasar, among others). Her first book was "King of Infinite Space: Donald Coxeter, The Man Who Saved Geometry" (Bloomsbury, 2006), and won the Mathematical Association of America’s Euler Prize for expanding the public’s view of mathematics. She also wrote and produced a documentary film about Coxeter, The Man Who Saved Geometry, for TVOntario’s The View From Here (September 2009).