The intensity of feedbacks between physical and cultural evolution.

The article discusses the intensity of feedbacks between physical and cultural evolution. The feedback mechanisms which constituted the driving force of the process of hominization have evolved. The habits and hunting of carnivorous caused changes in the pattern of social organization of the early hominid hord and psychological adaptations to killing. According to the author, it is difficult to speculate on the changes of intensity of the interdependence between culture and the phenomenon of developmental retardation. The evolution of culture and evolution of brain is interdependent.