Love and War is an original novel written by Paul Cornell and based on the long-running British science fiction television series Doctor Who. It features the Seventh Doctor, Ace and introduces a new companion, Bernice Summerfield. A prelude to the novel, also penned by Cornell, appeared in Doctor Who Magazine #192. An audio adaptation of the novel was released by Big Finish Productions in October 2012 to mark the twentieth anniversary of the character of Bernice Summerfield.