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twin studies

Study / ResearchMentioned in 1 video

Described as a 'natural experiment' used to estimate heritability of psychological traits; Dr. Salerno cites decades of twin research finding ~50% heritability for many traits.

Videos Mentioning twin studies

How Narcissists Hijack Your Brain - Dr Peter Salerno

How Narcissists Hijack Your Brain - Dr Peter Salerno

Chris Williamson

Described as a 'natural experiment' used to estimate heritability of psychological traits; Dr. Salerno cites decades of twin research finding ~50% heritability for many traits.