# The More the Merrier? Sibling Composition and Early Manifestations of Theory of Mind in Toddlers

> Research article (Journal of Cognition and Development, 2017) · cited 13× · AI/ML

**Wikidata**: [openalex:W2613821695](https://www.wikidata.org/wiki/openalex:W2613821695)  
**Source**: https://4ort.xyz/entity/the-more-the-merrier-sibling-composition-and-early-manifestations-of-theory-of-mind-in-toddlers