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> Eugenics aside, the reality is that IQ has been rising The Flynn effect has probably reversed recently for the developed world[0]. It's probably still occur
by jeffreyrogers 5y ago
> Eugenics aside, the reality is that IQ has been rising
The Flynn effect has probably reversed recently for the developed world[0]. It's probably still occurring in the developing world due to better access to nutrition (among other things, but nutrition is probably most important).
[0]: https://www.pnas.org/content/115/26/6674 https://www.pnas.org/content/115/26/6674
- civilized 5y agoInterestingly, though, your PNAS article says the recent downtrend in IQ is environmentally caused and claims to rule out dysgenic fertility as the driver: > the large changes in average cohort intelligence reflect environmental factors and not changing composition of parents, which in turn rules out several prominent hypotheses for retrograde Flynn effects.
- deleted 5y ago[deleted]