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Mike Lawrence

On the topic of aggregation, a neat story in the psychology of learning can be found in the "power law" of practice. It turns out that practice actually follows an exponential function, but naive aggregation of individual data yields a (misleading) power function (http://en.wikipedia.org/wiki/Power_Law_of_Practice).

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Marketing analytics and data visualization expert. Author and Speaker. Currently at Columbia. See my full bio.

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