Twin study suggests rationality and intelligence share the same genetic roots - the study suggests that being irrational, or making illogical choices, might simply be another way of measuring lower intelligence.

[u/mvea]

https://www.psypost.org/twin-study-suggests-rationality-and-intelligence-share-the-same-genetic-roots/

[u/Minute_Chair_2582]

Not gonna lie, I would've had the same bias as the author. Which is why I would've been very careful about my own research on the matter.