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v2026.1714 entries · CC-BY 4.0
Dictionary termTrack CStablev2026.2

Crowdsourced replication

A coordinated effort in which many independent laboratories or teams attempt to replicate the same set of studies under pre-specified protocols, in order to estimate field-wide replicability.

ByCASRAI Editorial Board
· Last updated 21 May 2026

Examples

Worked examples

  • Is an instance

    Many Labs 2 testing 28 effects across 125 samples and 36 countries.

  • Is an instance

    ManyBabies coordinated infant-research replications across dozens of labs.

Counter-examples

Looks similar, but isn't

  • Not an instance

    A single direct replication by one team.

  • Not an instance

    A many-analysts study (different design).

Editorial commentary

The Many Labs projects, the Reproducibility Project: Psychology, and the Reproducibility Project: Cancer Biology are the best-known examples. Crowdsourced replication provides estimates of replicability that are robust to single-lab idiosyncrasies, and creates open datasets useful for downstream meta-research.

References

  • Klein et al., 'Many Labs 2' (Advances in Methods and Practices in Psychological Science, 2018); Open Science Collaboration (Science, 2015).

Also known as

Many Labs (concept) · multi-site replication

Machine-readable encodings

Use in your systems

JATS XML <role> element
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Schema.org DefinedTerm (JSON-LD)
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