Siobhan Roberts is a Toronto journalist and author whose work focuses on mathematics and science. Her next book, Genius at Play, The Curious Mathematical Mind of John Horton Conway, is forthcoming with Bloosmbury in spring 2015.

She is currently the Writer-in-Residence at Humboldt University's Institut für Mathematik, and living in Berlin. Over the past two years, while finishing 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, based at the CUNY Graduate Center in New York City.

Her previous books include Wind Wizard: Alan G. Davenport and the Art of Wind Engineering (Princeton University Press, 2012), and King of Infinite Space: Donald Coxeter, The Man Who Saved Geometry (Bloomsbury/Walker 2006). King of Infinite Space won the Mathematical Association of America's 2009 Euler Prize for expanding the public's view of mathematics. Roberts also wrote and produced a documentary film about Coxeter, The Man Who Saved Geometry, which aired in September 2009 on TVOntario's The View From Here.

As a freelancer Roberts contributes to The Globe and Mail, The Walrus, Canadian Geographic, The Mathematical Intelligencer, Leonardo, The New York Times "Science Times," and the Smithsonian.