Graham McNeill is the author of seven Horus Heresy novels, most recently Vengeful Spirit and Angel Exterminatus, along with the New York Times bestseller A Thousand Sons. He has written a host of other novels for Black Library, including Warhammer 40,000 series based on the Ultramarines, the Iron Warriors and the Adeptus Mechanicus. His work in the Warhammer World includes The Legend of Sigmar for the Time of Legends, the second book of which, Empire, won the David Gemmell Legend Award. Originally hailing from Scotland, Graham now lives and works in Nottingham.