However, individual learning, like social learning, often entails just transmission of existing knowledge.
Evolutionary trees that show how any one species is related to any other are fascinating and informative. Since, like biological organisms, cultural artifacts evolve, it seems reasonable to develop something analogous for culture. . However, this rarely generates new information; it makes existing information available to one more person, but someone else has usually made the distinction before you . This may even facilitate cumulative cultural change . However, the role of happenstance discovery in cumulative cultural evolution is limited because it is triggered by theinternal cognitive change
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