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Psychology

What is The peak-end rule?

The peak-end rule is the finding that people judge an experience mostly by how it felt at its most intense moment (the peak) and at its end — not by the average of every moment. It strongly shapes our memories and reviews of events.

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Key things to understand

  • 1We judge experiences by their peak and their ending.
  • 2The average of all moments matters far less.
  • 3A strong finish can redeem a rough experience.
  • 4It shapes reviews, memories, and customer satisfaction.

Frequently asked questions

What is the peak-end rule?
The tendency to judge an experience mainly by its most intense moment and how it ended.
Why does the peak-end rule matter?
It means the ending of an experience disproportionately shapes how people remember and rate it.
How is the peak-end rule used?
Businesses design strong peaks and endings — like a great finish to a visit — to boost satisfaction.

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