Social learning solves the problem of narrow-peaked search landscapes: experimental evidence in humans.

There was a weak trend for more copying in the narrow than wide condition, although as in previous experiments social information was generally underutilized.

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While social learners in the narrow condition showed a trend for copying more often in the narrow condition, as predicted in hypothesis H3, this difference was not large, and swamped by individual variation in copying frequency ( figure 4 ).

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