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Assortative mating results in greater than chance similarity in romantic partners • This process may occur for the Dark Triad of Machiavellianism, psychopathy, and narcissism • Study 1 demonstrates couple similarity for the Dark Triad in a UK sample • Study 2 replicates these findings in a sample from Fiji • Study 3 demonstrates robust couple similarity effects at the meta-analytic level
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Richards et al. (2024) studied this question.
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