This book is widely known for its lucid account of the modern theory that sanity and insanity are not to be divided in a clear-cut way, but rather shade gradually into one another. Since this book deals mainly with the fundamental general principles of abnormal psychology, and these were already clearly formulated at the time it was first written in 1912, a considerable part of the text needs no amendment. The author has revised the introductory chapter on the historical development of the subject, and his preface explains the scope and purpose of those textual changes which he feels to be...

First published in 1950 as the second edition of a 1927 original, this book outlines the development of psychopathology and its place in medicine. Bernard Hart collects the text of a variety of lectures and articles on various aspects of psychopathology and the methods of psychotherapy, as well as the psychology of rumour and the concept of dissociation. His book will be of value to anyone with an interest in the history of psychotherapy.