Karen Traviss is a science fiction author, and full-time novelist from Wiltshire, England. Originally from the Portsmouth area, Traviss worked as both a journalist and defence correspondent before turning her attention to writing fiction. She also served in both the Territorial Army and the Royal Naval Auxiliary Service. Traviss is a graduate of the Clarion Science Fiction and Fantasy workshop. Her first published novel, City of Pearl centered around the clash of several distinct alien civilizations, several hundred years in the future. She has since written five sequels to City of Pearl: Crossing the Line, The World Before, Matriarch, Ally, and Judge.