Andrew Pyper is the author of eight novels, including The Only Child and The Demonologist, which won the International Thriller Writers award for Best Hardcover Novel and was selected for the Globe and Mail's Best 100 Books of 2013 and Amazon's 20 Best Books of 2013. Among his previous books, Lost Girls won the Arthur Ellis Award and was a New York Times Notable Book of the Year, and The Killing Circle was a New York Times Best Crime Novel of the Year. Three of Pyper's novels, including The Demonologist and The Damned, are in active development for feature film. He lives in Toronto.
