After really reading this monumental work, necessarily becoming familiar with its many alphabetical and numerical symbols, it is hard to determine where one's main interest in it lies; whether in the technical aspects and conclusions of the ten-year research, in Dr. Sheldon's sharply enunciated ranging concepts and comments, in his challenges to psychiatry, psychoanalysis, religion, eugenics, or in the moot questions brought out by two hundred extraordinarily concise and vivid studies of cases selected from the youthful flotsam and jetsam that finds haven in the Good Will Inn of Boston. Each case is introduced with a fine photographic reproduction of carefully standardized back, front and side view for elucidation of the 'somatotype'.

Numerical values are assigned according to the 'endomorphic', 'mesomorphic', and 'ectomorphic' components perceivable—respectively the relative predominance of structure associated with digestion