Facts about Machiavellianism
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Adolescents with higher Machiavellianism scores demonstrate superior performance in strategic video games requiring deception and resource manipulation compared to peers with lower scores.
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Narcissistic personality disorder and Machiavellianism share manipulative traits but differ fundamentally, with narcissists requiring admiration while Machiavellians pursue power without emotional investment in their public image.
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High-Machiavellian individuals perform better in competitive negotiation tasks, securing 18% more favorable outcomes than low-Machiavellian counterparts in experimental economics studies.
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Prison inmates scoring high on Machiavellianism measures commit disciplinary infractions at twice the rate of low-Machiavellian inmates, according to a 2015 study of 287 incarcerated individuals.
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Workplace studies show high-Machiavellian employees are 3 times more likely to engage in counterproductive work behaviors like theft and sabotage compared to their low-Machiavellian peers.
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Longitudinal studies reveal that high-Machiavellianism individuals report lower relationship satisfaction and shorter romantic partnerships compared to low-Machiavellian counterparts across 5-year follow-up periods.
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Individuals scoring high on Machiavellianism measures show increased activity in the anterior insula brain region during deceptive tasks, suggesting neurobiological differences in moral processing.
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The Mach-IV scale, developed by psychologist Richard Christie in 1970, measures Machiavellianism through 20 statements assessing manipulative and pragmatic interpersonal tactics.