Keyword: «medieval approach.»

The current study suggests historical and modern (including psychological, etiological, social and biological) approaches to the nature and essence of man. The aim of current review is the development of methodological principles and creation of theoretical background concepts of the origin of psyche. All the con-cepts mentioned above will be presented in the subsequent articles. An overview of the most important ap-proaches, both modern and historical, as well as, analysis of instinktivizm, behavioral, biosocial theories of human nature are presented. The idea of nonhomogeneous human nature is developed. Evolution of nature created phenomenon of man and involved itself in the development of human life. Dynamic systematic ap-proach allows to present the evolution of man in aspect of his mental development. It appears as continuous interdependent process of self-organization. It is suggested that behavior and development of human being is the result functioning of complex systems, which include psychological, biological and physiological components, in which non-linear relationship is operated. Modern man – is final result of a long, inhomogeneous evolutionary chain.