The general public has come to accept the sway of almighty genes in the human personality and destiny (De Waal).

Studies of the behaviors of chimpanzees and bonobos illustrate striking similarities to human behaviors and suggest evolution and kinship (De Waal 1999). These range from politics, child rearing to violence and morality. There is no place for a blank slate. Human beings are naturally selfish and aggressive or they have evolved into cooperative and loving creatures. At the same time, the resemblance rejects genetic or biological determinism. Genes are merely biological inputs into the personality, powerless to dictate the course of its development. And the environment contributes passing stimulations, which eventually fade out. Oncoming researches promise to integrate developmental, genetic, cultural and evolutionary approaches into one integrated perspective. These developments will incline students and advocates of animal behavior towards environmental effects on human behavior, as in the case of primates...
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