Before becoming a bestselling author, Ben Aaronovitch was a screenwriter for Doctor Who and a bookseller at Waterstones. He now writes full-time, and every book in his Rivers of London series has been a Sunday Times Top Ten bestseller. He lives in London.
Kobna Holdbrook-Smith graduated from the Guildford School of Acting in 2000. In 2006 he won the Best Actor in a Supporting Role Award at the Manchester Evening News Theatre Awards, for his performance in Ma Rainey's Black Bottom at Manchester's Royal Exchange Theatre.