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Meta-analyses reveal support for the Social Intelligence Hypothesis.
Speechley, Elizabeth M; Ashton, Benjamin J; Foo, Yong Zhi; Simmons, Leigh W; Ridley, Amanda R.
Afiliación
  • Speechley EM; Centre for Evolutionary Biology, University of Western Australia, 35 Stirling Highway, Perth, WA, 6009, Australia.
  • Ashton BJ; Centre for Evolutionary Biology, University of Western Australia, 35 Stirling Highway, Perth, WA, 6009, Australia.
  • Foo YZ; School of Natural Sciences, Macquarie University, 205b Culloden Road, Sydney, NSW, 2109, Australia.
  • Simmons LW; Centre for Evolutionary Biology, University of Western Australia, 35 Stirling Highway, Perth, WA, 6009, Australia.
  • Ridley AR; Centre for Evolutionary Biology, University of Western Australia, 35 Stirling Highway, Perth, WA, 6009, Australia.
Biol Rev Camb Philos Soc ; 99(5): 1889-1908, 2024 Oct.
Article en En | MEDLINE | ID: mdl-38855980
ABSTRACT
The Social Intelligence Hypothesis (SIH) is one of the leading explanations for the evolution of cognition. Since its inception a vast body of literature investigating the predictions of the SIH has accumulated, using a variety of methodologies and species. However, the generalisability of the hypothesis remains unclear. To gain an understanding of the robustness of the SIH as an explanation for the evolution of cognition, we systematically searched the literature for studies investigating the predictions of the SIH. Accordingly, we compiled 103 studies with 584 effect sizes from 17 taxonomic orders. We present the results of four meta-analyses which reveal support for the SIH across interspecific, intraspecific and developmental studies. However, effect sizes did not differ significantly between the cognitive or sociality metrics used, taxonomy or testing conditions. Thus, support for the SIH is similar across studies using neuroanatomy and cognitive performance, those using broad categories of sociality, group size and social interactions, across taxonomic groups, and for tests conducted in captivity or the wild. Overall, our meta-analyses support the SIH as an evolutionary and developmental explanation for cognitive variation.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Inteligencia Límite: Animals Idioma: En Revista: Biol Rev Camb Philos Soc Año: 2024 Tipo del documento: Article País de afiliación: Australia Pais de publicación: Reino Unido

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Inteligencia Límite: Animals Idioma: En Revista: Biol Rev Camb Philos Soc Año: 2024 Tipo del documento: Article País de afiliación: Australia Pais de publicación: Reino Unido