<strong>Nicola Sly has a masters degree in forensic and legal psychology and currently teaches criminology to adult learners. She is the author of numerous true crime tiles, including Bristol Murders, Dorset Murders, Wiltshire Murders, Hampshire Murders, Shropshire Murders, and Worcestershire Murders, and the coauthor of Cornish Murders and Somerset Murders.<strong> John <strong>Van Der Kiste has written more than 30 books, mostly royal and historical biography, local history, and true crime, as well as a novel and countless articles and book reviews.