Evidence map›Paper›PMID 22641818›Full record

ReviewPhilosophical transactions of the Royal Society of London. Series B, Biological sciences2012

Social complexity as a proximate and ultimate factor in communicative complexity.

Todd M Freeberg, Robin I M Dunbar, Terry J Ord

Abstract readReview
In one paragraph

Review in Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 149 papers.

0numbers the graph read from it
0cells of the map it votes in
149citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

149 citing papers in PubMed.

  1. Utterance evolution: the road to generative, combinatorial communicators.Biological reviews of the Cambridge Philosophical Society · 2026
    Review
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  12. Review
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  15. A rat model of volitional mutual social interactions.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2025
    Article
  16. Article
  17. The role of musical pitch in long-distance defensive signaling.Annals of the New York Academy of Sciences · 2025
    Review
  18. Article
  19. Review
  20. Article

89 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Todd M FreebergDepartment of Psychology, University of Tennessee, Knoxville, TN 37996, USA. tfreeber@utk.edu
Robin I M Dunbar
Terry J Ord

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The 'social complexity hypothesis' for communication posits that groups with complex social systems require more complex communicative systems to regulate interactions and relations among group members. Complex social systems, compared with simple social systems, are those in which individuals frequently interact in many different contexts with many different individuals, and often repeatedly interact with many of the same individuals in networks over time. Complex communicative systems, compared with simple communicative systems, are those that contain a large number of structurally and functionally distinct elements or possess a high amount of bits of information. Here, we describe some of the historical arguments that led to the social complexity hypothesis, and review evidence in support of the hypothesis. We discuss social complexity as a driver of communication and possible causal factor in human language origins. Finally, we discuss some of the key current limitations to the social complexity hypothesis-the lack of tests against alternative hypotheses for communicative complexity and evidence corroborating the hypothesis from modalities other than the vocal signalling channel.

Indexed as

Animal CommunicationSocial BehaviorAnimalsBiological EvolutionEcosystemHominidaeLanguagePredatory BehaviorSelection, GeneticSocial EnvironmentSpecies SpecificitySpeech AcousticsSympatry

Identifiers

PMID22641818
PMCPMC3367695

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.