World of Warcraft is a 27-book series with 28 primary works first released in 2006 with contributions by Keith R.A. DeCandido, Christie Golden, Aaron Rosenberg, Walter Simonson, Louise Simonson, Mike Costa, Richard A. Knaak, Michael A. Stackpole, William King, Madeleine Roux, Blizzard Entertainment, Various, Matt Burns, Robert Brooks, Chris Metzen, Sean Copeland, Alex Acks, and Insight Editions.