Publisher's Synopsis
This text deals with abnormal psychology, the study of mental, emotional and behavioural aberrations. It is the branch of psychology concerned with research into the classification, causation, diagnosis, prevention and treatment of psychological disorders or psychopathology.;The Longman Essential Psychology series provides comprehensive and concise coverage of all the major topics studied in undergraduate psychology courses throughout the UK, Europe and the USA. Each volume deals with a core module and is written by an international list of contributors who are all actively involved in research.