First published in 1977, this now classic manual has been completely revised and updated to reflect the enormous changes that have taken place both in the popularity of repertory grid methods and in the study of the methods themselves. Aimed at novices as well as those already knowledgeable about grid usage, this manual provides an overview of George Kelly's personal construct theory, which underpins repertory grid methods. The reader will learn how to design a grid, with guidance on how to choose elements and ways of eliciting personal constructs that can influence the results obtained. The second edition includes multiple examples of grids, as well as: * New chapters on the main computer methods of analysis available * Supporting website with grid analysis programs available to download * Extended annotated bibliography of the many examples of grid usage This book will appeal to psychology students, practitioners and academics. Other professionals who will find this an invaluable guide include managers, teachers and educationalists, speech and language therapists, nurses, probation officers and psychiatrists.