Aaron Dembski-Bowden is the author of the Horus Heresy novels The Master of Mankind, Betrayer and The First Heretic, as well as the novella Aurelian and the audio drama Butcher's Nails, for the same series. He has also written the Warhammer 40,000 novel Spear of the Emperor, the popular Night Lords series, the Space Marine Battles book Armageddon, the novels The Talon of Horus and Black Legion, the Grey Knights novel The Emperor’s Gift and numerous short stories. He lives and works in Northern Ireland.

Dan Abnett has written over fifty novels, including Anarch, the latest instalment in the acclaimed Gaunt’s Ghosts series. He has also written the Ravenor and Eisenhorn books, the most recent of which is The Magos.

For the Horus Heresy, he is the author of Horus Rising, Legion, The Unremembered Empire, Know No Fear and Prospero Burns, the last two of which were both New York Times bestsellers.

He also script ed Macragge’s Honour, the first Horus Heresy graphic novel, as well as numerous audio dramas and short stories set in the Warhammer 40,000 and Warhammer universes. He lives and works in Maidstone, Kent.

Darius Hinks is the author of the Warhammer 40,000 novel Blackstone Fortress and two novels in the Mephiston series, Mephiston: Blood of Sanguinius and Mephiston: Revenant Crusade.

He also wrote the novella Sanctus. For Warhammer, he wrote Warrior Priest, which won the David Gemmell Morning Star Award for best newcomer, as well as the Orion trilogy, Sigvald and several novellas. His work for Age of Sigmar includes Hammers of Sigmar, Warqueen and the forthcoming Gotrek Gurnisson novel Ghoulslayer.

David Annandale is the author of the Warhammer Horror novel The House of Night and Chain and the novella The Faith and the Flesh, which features in the portmanteau The Wicked and the Damned. His work for the Horus Heresy range includes the novels Ruinstorm and The Damnation of Pythos, and the Primarchs novels Roboute Guilliman: Lord of Ultramar and Vulkan: Lord of Drakes.

For Warhammer 40,000 he has written Warlord: Fury of the God-Machine, the Yarrick series, and several stories involving the Grey Knights, as well as titles for The Beast Arises and the Space Marine Battles series.

For Warhammer Age of Sigmar he has written Neferata: Mortarch of Blood and Neferata: The Dominion of Bones. David lectures at a Canadian university, on subjects ranging from English literature to horror films and video games.

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.

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.

John French is the author of several Horus Heresy stories including the novels The Solar War, Praetorian of Dorn, Tallarn and Slaves to Darkness, the novella The Crimson Fist, and the audio dramas Dark Compliance, Templar and Warmaster. For Warhammer 40,000 he has written Resurrection, Incarnation and Divination for The Horusian Wars and three tie-in audio dramas – the Scribe award-winning Agent of the Throne: Blood and Lies, as well as Agent of the Throne: Truth and Dreams and Agent of the Throne: Ashes and Oaths. John has also written the Ahriman series and many short stories.

Josh Reynolds is the author of the Horus Heresy Primarchs novel Fulgrim: The Palatine Phoenix, and two audio dramas featuring the Blackshields: The False War and The Red Fief. His Warhammer 40,000 work includes Lukas the Trickster and the Fabius Bile novels Primogenitor and Clonelord.

He has written many stories set in the Age of Sigmar, including the novels Shadespire: The Mirrored City, Soul Wars, Eight Lamentations: Spear of Shadows, the Hallowed Knights novels Plague Garden and Black Pyramid, and Nagash: The Undying King. His tales of the Warhammer old world include The Return of Nagash and The Lord of the End Times, and two Gotrek & Felix novels. He lives and works in Sheffield.

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.