r/science • u/mvea Professor | Medicine • 20d ago

Neuroscience 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.

https://www.psypost.org/twin-study-suggests-rationality-and-intelligence-share-the-same-genetic-roots/
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u/[deleted] 20d ago edited 20d ago

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u/nickeypants 20d ago

Amazing to see how predictably human my brain is. I fell into the exact trap explained below the first puzzle despite taking a good 20 minutes to make up my mind, and got the social test almost immediately. Everyone should give this a try.

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u/lafayette0508 PhD | Sociolinguistics 20d ago

wow, that is WILD. Same here. I'm so surprised that the same logical question had such a marked difference in how easy/hard it was to understand in the two instantiations.

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u/Sinai 20d ago

As it says in the wikipedia article, one stance is that this is expected because of experience effects. It's harder to get a question right when you've never experienced it before, but almost everybody is familiar with alcohol age laws.