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.

Ben Counter is a lifelong gamer and miniature enthusiast living in the UK, near Portsmouth. He is best known for his series of novels for Games Workshop including the Grey Knights and Soul Drinkers series, and has also written supplements for roleplaying games including Dark Heresy, Warhammer Fantasy Roleplay and World of Darkness. He is a founder of Death Spiral Games, publisher of the RPG Sleeper- Orphans of the Cold War.

Trademarks of his fiction include flights of Moorcockian strangeness, gruesome horror, blood-spattered action scenes and stratospheric body counts. A connoisseur of creative ways to waste time, he is a passionate (and, he likes to point out, award-winning) miniature painter, as well as a regular at his local game shop where he can be found playing miniature wargames, refereeing tournaments of Magic- the Gathering or running RPGs.

James Swallow is a New York Times and Sunday Times bestselling author and BAFTA-nominated screenwriter, the only British writer to have worked on a Star Trek TV series.

His Star Trek fiction includes The Latter Fire, Sight Unseen, The Poisoned Chalice, Cast No Shadow, Synthesis, Day of the Vipers, The Stuff of Dreams, Myriad Universes: Seeds of Dissent, and short stories in Seven Deadly Sins, Shards and Shadows, The Sky’s The Limit, and Distant Shores.

His other work includes the Marc Dane thriller series and tales from the worlds of 24, Doctor Who, Star Wars, Halo, Warhammer 40,000, and more. He lives and works in London.

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.

Richard Williams was the chief sportswriter of the Guardian from 1995 to 2012, having previously worked for The Times and the Independent. He was the original presenter of BBC2's The Old Grey Whistle Test and was the artistic director of the Berlin Jazz Festival from 2015-17.

Among his previous books are The Death of Ayrton Senna (1995), Racers (1997), Enzo Ferrari: A Life (2002) and The Last Road Race (2004). A Race with Love and Death is his most recent publication (Simon & Schuster, 2020).

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.