Paul Douglas Cornell is a renowned British writer with a diverse portfolio that spans across television drama, Doctor Who fiction, and comic books. He is celebrated for creating the Doctor Who spin-off companion, Bernice Summerfield. His impressive body of work includes writing for several well-known British television dramas such as Robin Hood, Primeval, Casualty, Holby City, and Coronation Street. Cornell's talents also extend to American television, where he has contributed to the Sherlock Holmes series Elementary.

Cornell has made significant contributions to the world of comics, writing for both British publications and for major American comic publishers like Marvel Comics and DC Comics. He has had six original novels published, further showcasing his versatility and creativity in storytelling. His work has earned him nominations for the Hugo Award across three different media, and he has won the BSFA Award for his short fiction as well as the Eagle Award for his work in comics.

He is the writer behind the comics Saucer Country for Vertigo and Demon Knights for DC. Additionally, Cornell has written for the Doctor Who TV series and released an urban fantasy novel titled London Falling, published by Tor.