This is the paperback edition of a collection of original papers from distinguished legal theorists offers a challenging assessment of the nature and viability of legal positivism, a branch of legal theory that continues to dominate contemporary legal theoretical debates. To what extent is the law adequately described as `autonomous'? Should law claim autonomy? These and other questions are addressed by the authors in this carefully edited collection. It will be of interested to all lawyers and scholars interested in legal philosophy and legal theory.