Experiments reveal that repeatedly watching others can foster an illusion of skill acquisition. The more people merely watch others perform (without actually practicing themselves), the more they believe they could perform the skill, too — although their actual abilities do not improve.

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Experiments reveal that repeatedly watching others can foster an illusion of skill acquisition. The more people merely watch others perform (without actually practicing themselves), the more they believe they could perform the skill, too — although their actual abilities do not improve.