Dr. Yates, who is apparently a professor at Stanford University, has done psychology a service by the publication of this little book, which deals with the “applied psychologists,” the “character analysts” and the various others of their ilk who flourish in all the large cities and from time to time extend their activities to the smaller towns as well. Everyone knows of the existence of these fakirs, but few of us realize how very numerous they are and how indefatigable are their activities. Dr. Yates, attracted by a poster advertisement of free lectures on “applied psychology,” dealing with “scientific living, character analysis, success, health, happiness,” etc., went to see what it was all about, and became so interested that she was moved to make a study of the matter. As her investigation progressed, she says she became more and more amazed at the amount of this kind of psychology, at the duration of its success and the range of its influence. It was not only the neurotic and the unintelligent who fell under its spell, but business and professional men and