This volume is subtitled, An Introduction to a Science of Human Behaviour. The author says in the foreword, “The history of phylobiology is the history of the thirty years' association of Clarence Shields and myself in an uninterrupted research in human behaviour. This book is the history of that association. It is the embodiment of it. With us there was also associated a small group of co-workers, professional and lay. The history of this group is the history of the Lifwynn Foundation. The thesis