This title features colourful exercises for amateurs to test their deciphering skills. The clever cryptograms centre around the stories of 20 characters from fiction and history. It is suitable for anyone interested in the science of secrecy and clandestine codes. For anyone interested in the science of secrecy and clandestine codes, renowned puzzle whiz Pierre Berloquin has created a collection of colourful exercises that gives amateurs an opportunity to test their deciphering skills. Berloquin formulates his clever cryptograms around the stories of 20 characters from fiction and history, including Sherlock Holmes, Edgar Allen Poe, Hildegarde von Bingen, and the Klingons of Star Trek fame. Each short chapter features a brief historical background of the character and code, as well as six cryptograms using authentic alphabets to give your brain a fun workout. Unravel the messages faster as you go along, and watch your rank increase from 'shrewd detective' to 'master cryptographer!'