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> Previous studies demonstrating high heritability of IQ did not discriminate between genetic inheritance and social/cultural/environmental inheritance. This s
by alach11 7y ago
> Previous studies demonstrating high heritability of IQ did not discriminate between genetic inheritance and social/cultural/environmental inheritance.
This simply isn't true. Studies of twins not raised together provide evidence that IQ is more than 50% heritable.
https://onlinelibrary.wiley.com/doi/epdf/10.1002/neu.10160 https://onlinelibrary.wiley.com/doi/epdf/10.1002/neu.10160
- pcrh 7y agoHeritability is not only genetic, it includes a wide variety of social factors. Strict genetic heritability studies do not support a stong association of genetics with intelligence.
- sbierwagen 7y agoI'm curious to hear what exactly you think "twins not raised together" means.
- deleted 7y ago[deleted]
- lyssa17 7y agoThe pre-natal environment is shared, and depending on the adoption process there could be a great deal of correlation in a range of environmental factors. It's not like these kids are grown in a vat and distributed randomly in the population is it?