New research on the Flynn-effect: we may not getting smarter, but we seem to guess more

From experience to meaning...

The Flynn-effect is something very interesting.

From Wikipedia:

The Flynn effect is the substantial and long-sustained increase in both fluid and crystallized intelligence test scores measured in many parts of the world from roughly 1930 to the present day.

But does this increase means on tests mean that we are actually getting smarter (often described as “g”)? Flynn himself already has doubts, e.g. education more ad more mimicking IQ-tests could be also an explanation. Steven Johnson thinks it’s also because of the rising complexity of popular culture.

But maybe it’s also because… we are more inclined to guess. This is what new research by Woodley et al. suggests.

Highlights of the research:

  • The true independence of the Flynn effect from g is masked by a Brand effect.
  • The Brand effect results from increased guessing on harder test items.
  • Controlling the Flynn effect for the Brand effect boosts…

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