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Αλέξανδρος Γ. Σφακιανάκης

Wednesday, November 11, 2020

J. Intell., Vol. 8, Pages 38: A Reappraisal of the Threshold Hypothesis of Creativity and Intelligence

Alexandros G.Sfakianakis shared this article with you from Inoreader

J. Intell., Vol. 8, Pages 38: A Reappraisal of the Threshold Hypothesis of Creativity and Intelligence

Journal of Intelligence doi: 10.3390/jintelligence8040038

Authors: Selina Weiss Diana Steger Ulrich Schroeders Oliver Wilhelm

Intelligence has been declared as a necessary but not sufficient condition for creativity, which was subsequently (erroneously) translated into the so-called threshold hypothesis. This hypothesis predicts a change in the correlation between creativity and intelligence at around 1.33 standard deviations above the population mean. A closer inspection of previous inconclusive results suggests that the heterogeneity is mostly due to the use of suboptimal data analytical procedures. Herein, we applied and compared three methods that allowed us to handle intelligence as a continuous variable. In more detail, we examined the threshold of the creativity-intelligence relation with (a) scatterplots and heteroscedasticity analysis, (b) segmented regression analysis, and (c) local structural equation models in two multivariate studies (N1 = 456; N2 = 438). We found no evidence for the threshold hypothesis of creativity across different analytical procedures in both studies. Given the problem atic history of the threshold hypothesis and its unequivocal rejection with appropriate multivariate methods, we recommend the total abandonment of the threshold.

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