Professor Calamity is a member of the Catastrophone Orchestra arts collective, a group of authors and performers that researches and illuminates the 19th century working and criminal classes. He is the primary author and editor of the book.
Alan Moore is the best-selling author of Watchman, From Hell, League of Extraordinary Gentlemen, and any number of other books. He is contributing his thoughts on pornography and Victorian prostitution.
Margaret Killjoy founded SteamPunk Magazine in 2006 and wrote A Steampunk's Guide to the Apocalypse in 2007. He is an editor and designer for the book in addition to his role as the tintypist.