Personality Psychology Podcast

#25 Behaviour genetics with Michel Nivard

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Nov 29, 2022
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ANECDOTE

Myopia and Glasses

  • Inherited myopia can be fully corrected by wearing glasses, an environmental intervention.
  • This shows how environmental factors can negate heritable traits' impact.
INSIGHT

Personality Stability

  • Personality becomes increasingly stable through puberty, with genetic influences also stabilizing.
  • Though individuals experience changes, their rank order remains consistent over time.
INSIGHT

Personality and Outcomes

  • Personality traits, like neuroticism, are genetically linked to psychopathologies, even rare ones.
  • Favorable traits like agreeableness and conscientiousness correlate with school success in modern society.
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