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Case file

Negativity Bias

Filed under
Too Much Information
Also recorded as
Negativity effect

The charge

Negative information has a stronger impact on attention, learning, and judgment than equally strong positive information. One problem can outweigh many gains in the mind.


How it operates

Potential threats matter for survival, so losses, criticism, and bad news grab attention and stick in memory. The result is a skew toward risk, caution, and overreaction to downside signals.

Logged incidents

  1. Incident 01

    One angry enterprise customer call dominates planning, while ten quiet renewal wins barely move the roadmap.

  2. Incident 02

    A candidate's single awkward interview moment overshadows a strong body of evidence from the rest of the process.

  3. Incident 03

    An investor exits a position after one scary headline despite stable fundamentals.

What to watch for

Ask yourself: 'Am I giving this negative signal more weight than I would give an equally strong positive one?'

Recommended action

Use symmetrical evidence tallying and consider-the-opposite: require yourself to list offsetting positive evidence and expected-value impacts. Predefined decision rules help prevent one bad signal from taking over.

Known associates

Source of record

en.wikipedia.org

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