the History, Method and Motives of Social Pathology. By John A. Ryle, M.D. Geoffrey Cumberlege, Oxford University Press. 12s. 6d. This small book of 122 pages, marks the beginning of a new era in social medicine. It is the result of lectures given in America by the author. Professor Ryle stresses the need for study of social pathology, statistics, research, the measurement of health, and has a ...