IDEA #18

Why we’re anchored to what we know

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Outside suggestions can have a huge impact on our understanding of the world around us.

What you need to know

Next time you have a spare moment, test two distinct groups of your colleagues with one of the following experiments:

  • Experiment 1: guess (but don’t calculate) the product of the following: 1 × 2 × 3 × 4 × 5 × 6 × 7 × 8
  • Experiment 2: guess (but don’t calculate) the product of the following: 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

Notice a difference in the responses to the two questions? When Amos Tversky and Daniel Kahneman posed these questions to two separate groups, the average estimate for ...

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