This is a sensible and useful elementary survey of the general problems of psychology. After shewing the relation between commonsense views, literary interpretations and scientific method in psychology, the author approaches the field of human behaviour from the standpoint of learning. He does this because, as a teacher, he has found that the topic of learning 'induces in the students a positive realization of the direct significance of psychology for their own immediate problems' (Preface). Nearly half the book is taken up with the study of modes of learning and the measurement