The literature in French grows, and it may assuredly be said that the present volume is the most valuable that has yet appeared. As one might anticipate with French writers, it is written in a lively and most interesting style. It is not a systematic treatise, but aims at introducing the subject among the medical profession in France who, for the most part, are but little acquainted with it. The method chosen for achieving this purpose is an excellent one, namely, to rely throughout on actual material, examples, fragments from case-histories, illustrations, etc. It is thus a valuable collection of concrete material as well as being a persuasively written exposition of the principles and practice of psycho-analysis. As will be seen from the chapter-headings, the book is mainly concerned with medical problems: i. Historique. ii. Notions générales de psychanalyse. iii. Le mécanisme des névroses. iv. La frigidité de la femme. v. La contagion