Writing as: Sandy Mitchell, Alex Stewart
According to Wikipedia: "Alexander Michael Stewart (born 25 July 1958) is a British writer. His best known work is fiction written under the pseudonym Sandy Mitchell—Warhammer and Warhammer 40,000 novels, including the Ciaphas Cain series.
A full-time writer since the mid-1980s, the majority of his work (as Sandy Mitchell) has been tie-in fiction for Games Workshop's Warhammer fantasy and Warhammer 40,000 science fiction lines, as well as a novelisation of episodes from the high tech thriller series Bugs, for which he also worked as a scriptwriter under his real name.
He has also contributed some Warhammer roleplaying game material (including Scourge the Heretic, the first tie-in book to the Dark Heresy roleplaying game) as well as a number of short stories and magazine articles.
He lives in the North Essex village of Earls Colne, with his wife and daughter.
As a member of the Midnight Rose Collective he edited the Temps and EuroTemps collections of short stories with Neil Gaiman.