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The Flynn effect showed an increase in intelligence scores since the 20th century. However, since the turn of the millennium, some IQ scores have been declining, and researchers are searching for explanations. Theories include "dysgenics," in which families with academic backgrounds tend to have fewer children, as well as the influence of migrants from disadvantaged backgrounds.
First Air Date : Sep 04, 2021
Last Air date : Mar 15, 2026
Episode : 198 Episode
Season : 1 Season
Runtime: 26:14 minutes
Studio: ARTE
Cast:
