Philosophy for Unit 4 is the definitive textbook for students of the current AQA Advanced Level syllabus for philosophy. Structured very closely around the AQA specifications for Unit 4: Philosophical Problems, Michael Lacewing helps students to engage with and understand the arguments of the five key Hume's An Enquiry Concerning Human Understanding Plato's The RepublicMill's On Liberty Descartes' MeditationsNietzsche's Beyond Good and Evil .All chapters are helpfully subdivided into short digestible passages, and quiz questions to test core knowledge discussion questions to deepen understanding 'going further' sections for advanced study text boxes highlighting key definitions and arguments cross-references to help students make connections.In addition, a chapter on exam preparation contains a wealth of helpful hints and tips on revision and exam techniques.Written by an experienced philosopher and A Level consultant, Philosophy for Unit 4 is an essential companion for all students of A2 Level philosophy.