Psychopathology, the study of behavior dysfunction occurring in mental disorder or social disorganization, reflect the interests of a wide range of disciplines, including psychology, medicine, sociology, neurology, biochemistry, philosophy, and law. Intended as a reference work, this book offers a theoretical, methodological, and quantitative view of the field of psychopathology. In 29 contributions by 37 authors, it emphasizes tools of research and conceptual approaches of high generality and includes descriptions of the use of mathematics and models in the field. -- Book jacket.