Ben Dylan Aaronovitch (born 22 February 1964) is an English author and screenwriter. He is the author of the series of novels Rivers of London. Aaronovitch wrote two Doctor Who serials, Remembrance of the Daleks (1988) and Battlefield (1989), for BBC television, and also the novelization of the former. He wrote one episode for Casualty (1990) and was then a regular writer on the science fiction series Jupiter Moon. He subsequently wrote or co-wrote three Doctor Who spin-off novels in the Virgi ...