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.

Gav Thorpe is the author of the Horus Heresy novels Deliverance Lost, Angels of Caliban and Corax, as well as the novella The Lion, which formed part of the New York Times bestselling collection The Primarchs, and several audio dramas. He has written many novels for Warhammer 40,000, including Ashes of Prospero, Imperator: Wrath of the Omnissiah and the Rise of the Ynnari novels Ghost Warrior and Wild Rider.

He also wrote the Path of the Eldar and Legacy of Caliban trilogies, and two volumes in The Beast Arises series. For Warhammer, Gav has penned the End Times novel The Curse of Khaine, the Warhammer Chronicles omnibus The Sundering, and recently penned the Age of Sigmar novel The Red Feast. In 2017, Gav won the David Gemmell Legend Award for his Age of Sigmar novel Warbeast. He lives and works in Nottingham.

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.

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.