Something You Should Know

Are Your Genes Secretly Controlling Your Behavior? & How to Truly Flourish

10 snips
Mar 23, 2026
Kathryn Paige Harden, a behavioral geneticist probing how DNA and environment shape temperament and moral blame. Daniel Coyle, author on building meaning and joyful high-performing groups. They discuss whether genes steer behavior and how that should affect responsibility. They also explore practical habits, rituals, and social moves that help people and groups flourish.
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ANECDOTE

Prisoner Letter That Framed The Question Of Blame

  • A Texas prisoner who wrote Harden asked whether his violent teenage crime stemmed from nature or nurture.
  • Harden used the letter to illustrate how people can be strangers to their own terrible acts and seek explanations in genetics and upbringing.
INSIGHT

Rehabilitation Sustains Safety And Cooperation

  • Societies can maintain cooperative norms while prioritizing rehabilitation over extreme punishment.
  • Harden cites Norway's approach: incarceration with strong mental-health treatment and emphasis on rehabilitation rather than maximal suffering.
INSIGHT

Remorseless Behavior Resists Punishment

  • Psychopathic or remorseless children often don't respond to punishment and may even enjoy aggression.
  • Harden emphasizes this as a scientific mystery and a critically understudied area for developing treatments that encourage pro-social behavior.
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