Carol Carnac is a pen name of Edith Caroline Rivett (1894-1958), a prolific English crime writer who also found success under her pseudonym E C R Lorac. She was a member of the prestigious Detection Club, and was particularly lauded for her sense of detail and atmospheric settings. Her books include Murder by Matchlight, Bats in the Belfry and Fell Murder, all available as British Library Crime Classics.