Jonathan Green has been an editor, writer, commentator and broadcaster in a 30-year career as a journalist. He has been a working journalist since the late 1970s. The bulk of Jonathan's career has been spent in newspapers, beginning with a cadetship at The Canberra Times and taking in a small Cook’s tour of Australian dailies: the Melbourne Herald, The Herald Sun, the Sunday Herald, The Sunday Age and 15 years at The Age.

Jonathan left The Age in 2006 to work for the first time online as editor of Crikey. After three years there and having gained a nodding familiarity with the ways of the internet, he at last found his way to the ABC as founding editor of ABC Online's The Drum. He presents Blueprint for Living on ABC Radio National and fills in on RN Drive.

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.

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.

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.