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  1. Modern Wisdom
  2. #1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?
#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom · Mar 2, 2026

Explore the genetics of evil. Dr. Kathryn Paige Harden discusses how our genes shape risk-taking, antisocial behavior, and our ideas of blame.

Childhood Psychopathy Is as Heritable as Schizophrenia

Antisocial behavior in children, especially when combined with 'callous unemotional traits' (a lack of guilt or remorse), can have a heritability estimate as high as 80%. This places its genetic influence on par with highly heritable disorders like schizophrenia and bipolar disorder.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Public Figures Suffer from a 'Doppelgänger Effect' of Misrepresentation

Author Sally Rooney’s concept of a public 'doppelgänger' describes how a public figure's name and face can be co-opted to represent arguments they fundamentally oppose. This creates a disorienting feeling that a false version of oneself is misleading the public.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Believing in Free Will Is a 'Functionally True' Lifeline in a Determinist World

The idea that we have free will, even if 'literally false' from a determinist perspective, is 'functionally true.' Acting as if you have agency prevents outsourcing responsibility and leads to a better life, making it a useful cognitive tool regardless of its philosophical accuracy.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Harsh Punishment Backfires on Genetically Punishment-Resistant Children

Persistently antisocial children often have a biological inability to learn from negative consequences, making them punishment-insensitive but reward-sensitive. Harsh punishment is ineffective and counterproductive, as it destroys the potential for connection, which is the only real leverage for behavioral change.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Teenage Delinquency Predicts Entrepreneurial Success in Privileged Men

Among men from upper-income families, a history of minor teenage delinquency—like arrests or graffiti—is a strong predictor of becoming a successful entrepreneur. This suggests that a rule-breaking, risk-taking disposition is a key ingredient for entrepreneurial ventures, even alongside social advantages.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

The Brain's Dopamine System Rewards the Punishment of Social Defectors

Humans experience pleasure, mediated by dopamine, when witnessing someone perceived as a wrongdoer being punished. This suggests retribution is not just a cultural construct but a deeply ingrained, evolutionarily adaptive mechanism to enforce cooperation within a group, making it feel intrinsically rewarding.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Men Pay an Unseen 'Emotional Containment Cost' in a Domesticated World

Modern society increasingly selects for traits like low aggression and risk-taking, which are less common on average in men. This requires men to exert a greater degree of effortful 'emotional containment' to adhere to social norms, representing a cognitive and emotional cost that is rarely acknowledged.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Addiction Recovery Programs Embody a Sophisticated Practical Philosophy

The AA model, which requires admitting powerlessness over addiction while simultaneously taking responsibility for one's actions, is a practical philosophical framework. It beautifully balances the tension between deterministic forces (biology, addiction) and the human capacity for agency and change, a feat academic philosophy struggles with.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Widespread Embryo Selection Risks Eroding Social Solidarity

As embryo selection becomes common, genetic conditions may shift from being seen as a chance misfortune deserving of collective support to a 'parental choice.' In individualistic societies, this could lead to blaming parents for having children with preventable conditions, fracturing the social solidarity needed to support them.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Schizophrenia-Linked Genes Also Drive Creativity in Artists and Engineers

Genetic variants associated with schizophrenia are more common in people in creative professions like art, music, and engineering, even if they don't have the disorder. This suggests that genes considered 'bad' or for 'disease' can have positive effects, which helps them persist in the human gene pool.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Psychedelics May Be Safer and More Effective After Age 30

Psychedelics disrupt normal brain patterns, which can be powerful for breaking out of neurobiological ruts in middle age. However, using them during the already chaotic and plastic period of brain development in one's 20s may be unnecessarily risky before the brain is 'fully cooked.'

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Jurors Punish Genetic 'Bad Seeds' More Harshly Than Abused Criminals

Counterintuitively, jurors recommend longer prison sentences when a violent crime is attributed to genetic causes versus environmental ones like childhood abuse. While environmental factors are seen as mitigating, genetic explanations trigger a 'bad seed' essentialism, leading to a greater desire for punishment to contain a perceived permanent threat.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago

Genetic Explanations Can Create a 'Bad to the Bone' Essentialism

People interpret genetic causes in two ways: determinism (my genes made me do it) which can be mitigating, or essentialism (my genes are my true self). When people view genes as the 'essence' of a person, a genetic link to bad behavior implies the person is inherently and unchangeably bad, increasing blame rather than sympathy.

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad? thumbnail

#1066 - Dr Kathryn Paige Harden - The Genetics of Evil: Are People Born Bad?

Modern Wisdom·16 hours ago