The distinctions drawn by Vaesen are plausible when we are comparing chimpanzees and human beings somewhere between the middle Paleolithic and the Neolithic. But since then new kinds of organization have vastly outstripped these neurological differences to account for the enormous advancement of human technology – from cuneiform to the iPhone – leaving our remarkable evolutionary cousins far behind.
Ijzerman, H. & Foroni, F. (2012). Not by thoughts alone: How language supersizes the cognitive toolkit. Behavioral and Brain Sciences,(4), 226-227. United Kingdom: Cambridge University Press. Retrieved from http://dx.doi.org/10.1017/S0140525X11002020
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