EconTalk

Luca Dellanna on Compulsion, Self-deception, and the Brain

12 snips
Feb 21, 2022
Luca Dellanna, author of "The Control Heuristic," dives into the intricacies of human behavior and decision-making. He explores why people often indulge in bad habits despite knowing better, linking it to how our brains process immediate rewards. The conversation dives into self-deception, illustrating how our minds create narratives to justify actions. Dellanna also sheds light on procrastination and public speaking anxiety as conflicts in our psyche, highlighting the importance of understanding our desires and the role of diverse perspectives in decision-making.
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INSIGHT

The Brain as a Company

  • The brain acts like a company, with different regions making decisions based on limited information.
  • These regions confabulate, creating plausible explanations for actions without knowing the true reasons.
ANECDOTE

Split-Brain Patients

  • Split-brain patients reveal confabulation: one hemisphere explains actions it didn't consciously initiate.
  • They genuinely believe their fabricated explanations, highlighting how the brain constructs narratives.
INSIGHT

The Gatekeeper

  • A "gatekeeper" in the brain (basal ganglia) controls actions based on expected emotional outcome.
  • If an action isn't taken, the brain confabulates reasons for inaction.
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