Una McCormack is the author of eight previous Star Trek novels: The Lotus Flower (part of The Worlds of Star Trek: Deep Space Nine trilogy), Hollow Men, The Never-Ending Sacrifice, Brinkmanship, The Missing, the New York Times bestseller The Fall: The Crimson Shadow, Enigma Tales, and The Way to the Stars. She is also the author of four Doctor Who novels from BBC Books: The King's Dragon, The Way Through the Woods, Royal Blood, and Molten Heart. She has written numerous short stories and audio dramas. She lives with her family in Cambridge, England.