John French has written several Horus Heresy stories including the novels Praetorian of Dorn and Tallarn and the novella The Crimson Fist, the audio dramas Dark Compliance, Templar and Warmaster as well as Agent of the Throne: Blood and Lies. He is the author of The Horusian Wars: Resurrection, as well as the Ahriman series, which includes the novels Ahriman: Exile, Ahriman: Sorcerer and Ahriman: Unchanged, plus a number of related short stories collected in Ahriman: Exodus. Additionally, for the Warhammer 40,000 universe he has written the Space Marine Battles novella Fateweaver, plus many short stories.