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.

Robbie MacNiven is a Highlands-born History graduate from the University of Edinburgh. He has written the Warhammer Age of Sigmar novella The Bone Desert, as well as the Warhammer 40,000 novels Blood of Iax, The Last Hunt, Carcharodons: Red Tithe, Carcharodons: Outer Dark and Legacy of Russ. His short stories include 'Redblade', 'A Song for the Lost' and 'Blood and Iron'. His hobbies include re-enacting, football and obsessing over Warhammer 40,000.

Tristan Palmgren has been a clerk, a factory technician, a university lecturer, a cashier, a secretary, a retail manager, a rural coroner's assistant.

In his lives on parallel Earths, he has been an ant farm tycoon, funeral home enthusiast, professional con-artist impersonator, laser pointer chaser, and that guy who somehow landed a trademark for the word "Avuncular." Jealous. He lives with his wife Teresa in Columbia, Missouri.

THOMAS PARROTT grew up reading science fiction and fantasy. This was compounded by the discovery of video games and tabletop roleplaying, leading to a life of dealing with the mundane while dreaming of dragons.

He has written Isha’s Lament, The Test of Faith, and Loyal to the End, all for the Warhammer 40,000 setting, as well as short fiction for Arkham Horror and KeyForge anthologies.

C L Werner's Black Library credits include the Age of Sigmar novels Overlords of the Iron Dragon, The Tainted Heart and Beastgrave, the novella 'Scion of the Storm' in Hammers of Sigmar, the Warhammer novels Deathblade, Mathias Thulmann: Witch Hunter, Runefang and Brunner the Bounty Hunter, the Thanquol and Boneripper series and Time of Legends: The Black Plague series.

For Warhammer 40,000 he has written the Space Marine Battles novel The Siege of Castellax. Currently living in the American south-west, he continues to write stories of mayhem and madness set in the Warhammer worlds.