Thursday, October 10, 2002
What are Big Brains for?
... is the title of an article I ran across in my rather Brownian track across the web in search of something coherent to say on the subject of personality/temperament/genetics/characterization. It is the commentaryintroducing an article in Proceedings of the National Academy of Sciences on social intelligence, innovation and enhanced brain size among primates, looking at the correlation between brain size and innovation, social learning and tool use among primates; all three were positively correlated. The commentary gives a brief summary of the various schools of thought about what drives the expansion of the primate brain - despite the metabolic costs.

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