Sean Williams writes for children, young adults and adults. The author of over forty novels, ninety short stories and the odd odd poem, his work has won awards, debuted at #1 on the New York Times bestseller list, and been translated into numerous languages. His latest series are Troubletwisters, co-written with Garth Nix, and Twinmaker, which takes his love affair with the matter transmitter to a whole new level.