William Simpson is an international artist, whose career began in comic strip art, working on a range of character icons: Judge Dredd, Rogue Trooper, Batman, Transformers, Hellblazer, Tyranny Rex, Aliens, Vamps and Indiana Jones.In recent years he has developed his work in the film industry providing storyboards for a variety of feature films, as well as for Game of Thrones. His work for Renegade includes the Shades of Grey series.