This book presents an extensive collection of cases, statutory provisions, recently published articles and comments designed to define, explain and illustrate the main principles of criminal law. It places the emphasis on the cases and materials, using text for introductory and explanatory purposes. It uses notes and questions to assist and stimulate students to think critically about the subject and to promote further study. It incorporates a wealth of important key case law including Hasan on duress, Dica and Konzani on causing grievous bodily harm by the transmission of disease and Holley on provocation. It includes coverage of the latest statutory developments including the Sexual Offences Act 2003 which has totally reconfigured the law relating to sexual offences.