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Social enhancement and impairment of performance in the cockroach

Robert B. Zajonc, Alexander Heingartner, Edward M. Herman

Journal of Personality and Social Psychology, 1969. DOI 10.1037/h0028063

Has this study been replicated?

The atlas records 1 replication of this study. Recorded outcomes: 1 mixed.

Replications

• Replicating Roaches: A Preregistered Direct Replication of Zajonc, Heingartner, and Herman's (1969) Social-Facilitation Study, Halfmann et al. (2020). Outcome recorded: mixed. Although we replicated the social-inhibition effect, there was no evidence for a social-facilitation effect. View paper

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