New in the Oxford Readings in Philosophy series, this volume brings together some of the best recent articles on John Locke's philosophy. The contributors, including some of the world's leading Locke scholars, focus on innate ideas, ideas and perception, primary and secondary qualities, free will, substance, personal identity, language, essence, knowledge, and belief. By bringing together in one place often difficult to find writings, the volume constitutes an essential collection for students and specialists.