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James Flynn:
Why our IQ levels are higher than our grandparents'

TED2013 · 18:40 · Filmed Mar 2013
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It's called the "Flynn effect" — the fact that each generation scores higher on an IQ test than the generation before it. Are we actually getting smarter, or just thinking differently? In this fast-paced spin through the cognitive history of the 20th century, moral philosopher James Flynn suggests that changes in the way we think have had surprising (and not always positive) consequences.

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Moral philosopher
James Flynn challenges our fundamental assumptions about intelligence. Full bio

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