A new edition of this title is now available. The new Complete Companions for AQA, Fourth Edition is written to match the 2015 specification. Visit www.oxfordsecondary.co.uk/aqa-companions to find out more. Written by the best-selling, experienced and trusted psychology authors Mike Cardwell and Cara Flanagan, the new AS Complete Companion, Third Edition Student Book has been revised to match the AQA A specification, first examined from January 2012. Continuing its reputation for providing exceptional study and revision support, important changes have been made to organisation, content and exam advice throughout the book to align it with the requirements of the new specification. This book is designed to help students turn their understanding of psychology into better examination performance. The series is also supported by the free Psychology: The Online Companion blog and forum at www.oxfordschoolblogs.co.uk.