This is the definitive guide to the central issues in political philosophy. Returning to the book in light of the tumultuous events of the last decade, its contributors have revised their chapters in a 2nd edition, offering a fascinating insight into the development of philosophical thought in the crucible of contemporary politics.Five original works have also been commissioned, on authoritarianism, political economy, racial justice, retributive justice, and global health and environment. Featuring a series of indispensable research tools, including an A to Z of key terms and concepts, a chronology, a detailed list of resources, and a fully annotated bibliography, this new edition also adds introductory abstracts and study questions for each chapter.The Bloomsbury Companion to Political Philosophy is the essential reference tool for anyone researching or working in this vital and dynamic field.