This stimulating and authoritative text addresses the underlying principles and rationales of criminal law, bringing the subject to life through a critically engaging and contextual approach. The fifth edition incorporates detailed discussion of the Sexual Offences Act 2003 and explores current controversies such as the shape of the law of murder, including discussion the Law Commission's 2005 proposals. Andrew Ashworth's book remains essential reading for students seeking an in-depth and sophisticated exploration of criminal law that makes the theoretical background clear and accessible. Book jacket.