Graham McNeill has written many Horus Heresy novels, including The Crimson King, Vengeful Spirit and his New York Times bestsellers A Thousand Sons and the novella The Reflection Crack'd, which featured in The Primarchs anthology. Graham's Ultramarines series, featuring Captain Uriel Ventris, is now six novels long, and has close links to his Iron Warriors stories, the novel Storm of Iron being a perennial favourite with Black Library fans. He has also written the Forges of Mars trilogy, featuring the Adeptus Mechanicus. For Warhammer, he has written the Warhammer Chronicles trilogy The Legend of Sigmar, the second volume of which won the 2010 David Gemmell Legend Award.

Nick Kyme is the author of the Horus Heresy novels Old Earth, Deathfire, Vulkan Lives and Sons of the Forge, the novellas Promethean Sun and Scorched Earth, and the audio dramas Red-Marked, Censure and Nightfane.

His novella Feat of Iron was a New York Times bestseller in the Horus Heresy collection, The Primarchs. Nick is well known for his popular Salamanders novels, including Rebirth, the Sicarius novels Damnos and Knights of Macragge, and numerous short stories.

He has also written fiction set in the world of Warhammer, most notably the Warhammer Chronicles novel The Great Betrayal and the Age of Sigmar story 'Borne by the Storm', included in the novel War Storm.

More recently he has scripted the Age of Sigmar audio drama The Imprecations of Daemons. He lives and works in Nottingham.

David Guymer wrote the Primarchs novel Ferrus Manus: Gorgon of Medusa, and for Warhammer 40,000 The Eye of Medusa, The Voice of Mars and the two The Beast Arises novels Echoes of the Long War and The Last Son of Dorn. For Warhammer Age of Sigmar he wrote the novel Hamilcar: Champion of the Gods, the audio dramas The Beasts of Cartha, Fist of Mork, Fist of Gork, Great Red and Only the Faithful.

He is also the author of the Gotrek & Felix novels Slayer, Kinslayer and City of the Damned and the Gotrek audio drama Realmslayer. He is a freelance writer and occasional scientist based in the East Riding, and was a finalist in the 2014 David Gemmell Awards for his novel Headtaker.

Andy Clark has written the Warhammer 40,000 novels Kingsblade, Knightsblade and Shroud of Night, as well as the novella Crusade and the short story 'Whiteout'. He has also written the novels Gloomspite and Blacktalon: First Mark for Warhammer Age of Sigmar, and the Warhammer Quest Silver Tower novella Labyrinth of the Lost. Andy works as a background writer for Games Workshop, crafting the worlds of Warhammer Age of Sigmar and Warhammer 40,000. He lives in Nottingham, UK.

Mike Brooks is a speculative fiction author who lives in Nottingham, UK.

His work for Black Library includes the Warhammer 40,000 novel Rites of Passage, the Necromunda novella Wanted: Dead, and the short stories ‘The Path Unclear’, ‘A Common Ground’ and ‘Choke Point’. When not writing, he works for a homelessness charity, plays guitar and sings in a punk band, and DJs wherever anyone will tolerate him.

Chris Wraight is the author of the Horus Heresy novels Scars and The Path of Heaven, the Primarchs novels Leman Russ: The Great Wolf and Jaghatai Khan: Warhawk of Chogoris, the novellas Brotherhood of the Storm and Wolf King, and the audio drama The Sigillite.

For Warhammer 40,000 he has written The Lords of Silence, Vaults of Terra: The Carrion Throne, Vaults of Terra: The Hollow Mountain, Watchers of the Throne: The Emperor's Legion, the Space Wolves novels Blood of Asaheim and Stormcaller, and many more.

Additionally, he has many Warhammer novels to his name, including the Warhammer Chronicles novel Master of Dragons, which forms part of the War of Vengeance series. Chris lives and works in Bradford-on-Avon, in south-west England.