This book is concerned with the application of the behvioural sciences, notably social psychology and sociology, to the study of consumer behaviour. The emphsisi throughout is on making these sciences practical for the markeitng manager by focusing on thos aspects of consumer behaviour which provie useful for managerial decision-making. The introduction defines the scope of the book in these terms and outlines a model fo the consumer buying process. The book conlcudes with detailed models of consumer choice.