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Do 9-month-old infants prefer prosocial others? Two conceptual replications and a meta-analysis of the Hamlin & Wynn box opening/closing paradigm

Lars M Rimol, Gerit Pfuhl, Sarah Liland Kjelsbøl, Charlotte Fiskum, Supra Wimbarti, Wei Wang, Berit Overå Johannesen

Child Development, 2026. DOI 10.1093/chidev/aacaf052

Has this study been replicated?

This paper is itself a replication attempt. The study it set out to replicate is listed below.

Study replicated

• Young infants prefer prosocial to antisocial others, Hamlin & Wynn (2011). Cognitive Development. View paper

Cite this record

Rimol, L. M., Pfuhl, G., Kjelsbøl, S. L., Fiskum, C., Wimbarti, S., Wang, W., & Johannesen, B. O. (2026). Do 9-month-old infants prefer prosocial others? Two conceptual replications and a meta-analysis of the Hamlin & Wynn box opening/closing paradigm. Child Development. https://doi.org/10.1093/chidev/aacaf052

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