This extensive and elaborate work aims at building a bridge between so-called normal and abnormal psychology. It is written with special reference to the needs of medical students and will serve as a useful, though very conservative, introduction to the subject. The main fault of it is that it could have been written just as well thirty years ago.

Psycho-analysis is dealt with very cursorily, as may be illustrated by the following: 'The Freudian psycho-analysts seem to believe that almost