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Cognitive Bias Entry #0101

Why you remember the one bad review out of forty

Thirty-nine people were satisfied. You are thinking about the fortieth. That is not a flaw in your attention; it is the oldest filing rule the mind has.

November 4, 2025 Novice

The hidden part #0101

The complaint is not more truthful than the praise. It is only cheaper to remember, and the mind mistakes ease of recall for weight of evidence.

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Social Proof Entry #0215

Why the loudest reviewer is rarely the typical customer

Writing a review costs effort that only a strong reaction repays. The distribution of published opinion is therefore not the distribution of opinion.

April 2, 2024 Master

The hidden part #0215

Reviews sample the strength of reaction, not the population. Volume increases precision about the wrong quantity.

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Social Proof Entry #0220

The reason the first review shapes every review after it

Later reviewers do not rate the product alone. They rate it against the scale the visible reviews established, and adjust their wording to fit or object.

December 30, 2022 Master

The hidden part #0220

Ratings are written into a conversation, not a blank form. The average of two hundred can carry the information of the first few.

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