Tim Bowler has written over twenty books for teenagers and won fifteen awards, including the prestigious Carnegie Medal for River Boy. He has been described by the Sunday Telegraph as 'the master of the psychological thriller' and by the Independent as 'one of the truly individual voices in British teenage fiction'. His works include Midget, Shadows, Storm Catchers, Starseeker, Apocalypse, Frozen Fire, Bloodchild, Buried Thunder, Sea of Whispers and the Blade series. His most recent novels are Night Runner and Game Changer. His books have been translated into over thirty languages and have sold over a million copies worldwide.