Psychological Types*

This book of Jung's has been in the process of becoming now for some time and those who are acquainted with the author's recent writings have been actively expectant of its appearance. Now it is here, not only in its original German but in an admirable English translation and at once it easily takes its place as one of the most important contributions to psychoanalytic literature provided psychoanalysis be understood in its literal, etymological sense rather than in the special sense to which it is restricted by the strictly Freudian.

This review might easily take the form of an essay on the whole story of Jung's connection with the psychoanalytic movement, the gradual growth of his ideas which led to his definite break with the original group, especially with the views of Freud, and the final working out of his own standpoint culminating, for the time being, in the present volume (we understand he is preparing a new work on mythology). This program, however, would involve much more than a review so it is thought best to stick to the orthodox procedure and therefore to the book in hand although its fuller understanding and appreciation at least from the psychoanalytic viewpoint, must be based upon such a historical survey. It will, however, be necessary to define, by considerable quotation, his basic concepts in order to make clear his description and interpretations of the types which it is the object of the book to explain.

Jung now, for some years, has been intrigued by the problem of psychological types and before the appearance of this book, had already contributed at least one publication to the subject. He had also been developing his energic conception of the libido and his further concepts of the collective unconscious and the archetypes of apprehension.

In the first place one needs to understand that Jung had departed