A revealing study of the relation of the inner man to his job in the outer world is this proving tour of a well-peopled factory. The author, with experience as a consultant in several firms, privately practiced psychiatry, service in the New York Labor Department, opens her dossier and pulls out real people to study and know. She relates the primitive drives and infantile fantasies and childhood experiences that individuals have to their ability and satisfaction in the factory range of jobs from the lever-pulling laborer to the personnel director. The problems of fatigue, of absenteeism, of accidents and accident prone people, of relations among and between labor and management are considered in the light of these underlying motivations. There are notations of methods of improving conditions, alleviating fatigue, with the corresponding rise in productivity; efforts that failed and why are as important. A key to the balance of man and machine, the human and the productivity elements that are so much thought about today, this will provide new insights for the many business and professional people who are alert to the challenge of a man and his job.