Garth Nix Garth Nix’ is best known for his award-winning fantasies Sabriel, Lirael and Abhorsen and the seven books of The Keys to the Kingdom series. His books have appeared on the bestseller lists of The New York Times, Publishers Weekly, The Guardian, The Sunday Times and The Australian. Sean Williams Number-one New York Times-bestseller Sean Williams is the author of The Fixers, The Broken Land and The Books of the Change for young readers. He also writes space opera and the occasional Star Wars novel, most recently The Old Republic: Fatal Alliance and The Force Unleashed II.