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Are we in control of our decisions? | Dan Ariely

TED · talk · Watch on YouTube

Microeconomics & behavioral economicsPsychology & human behavior

What it is

In a TED talk, behavioral economist Dan Ariely uses visual illusions and his research to show that people are less rational in their decisions than they think. He covers defaults, such as organ donation rates, and how choice framing steers decisions.

Why Hacker News recommends it

Used to illustrate predictable irrationality, such as defaults and the effect of the middle option among three choices.

  • 2 people recommended it
  • 2 different months
  • 0 strong recommendations
  • first 2011, last 2017

What HN commenters said

  1. “talks about the very significant differences in organ donation rates between countries”

    Explains how opt-in versus opt-out defaults drive organ donation rates.

    dhruval, 2011-05 · Recommendation · in “Proposed Law Would Require Social Networks to be Private by Default”

  2. “Dan Ariely has a great talk on”

    Uses visual illusions as a metaphor for irrationality in decisions.

    jason_pomerleau, 2017-04 · Recommendation · in “Teller Reveals His Secrets (2012)”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: dan ariely, irrationality, defaults, decision making, ted

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