Obverse Books is a British publisher initially known for publishing books relating to the character Iris Wildthyme, and currently for the Black Archive series of critical books on Doctor Who, and two sister series - the Gold Archive, focusing on Star Trek, and the Silver Archive, featuring other genre shows. The company also owns publishing rights for stories based on Faction Paradox, and previously held the license to Sexton Blake. Obverse Books had an e-book only imprint named Manleigh Books between 2012 and 2016.