Abstract: Evolutionary psychology, with a growing acknowledge of original, creative reputation, comes into being a terminology which appeared in the 1990s. It evolved from the Sociobiology. However, the origins could be traced back to more than one century ago. Evolving psychology negates the Standard Social Science Model, making a point of the research of the common problems. The explanatory project of evolutionary psychology is more successful.As a way of thought, Evolutionary psychology has been applied to the studies of many fields besides psychology,the achievement outstanding is in the realm of economics. The criticisms are mainly about it's non-empiricism method, but it still has great potential.

Key words: Evolutionary Psychology, Sociobiology, inclusive fitness, research method