Evidence map›Paper›PMID 26587241›Full record

ArticleRoyal Society open science2015

The ice-breaker effect: singing mediates fast social bonding.

Eiluned Pearce, Jacques Launay, Robin I M Dunbar

Abstract read
In one paragraph

Article in Royal Society open science, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 103 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
103citing papers in PubMed, 2 pooled it
–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

103 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  16. Pleasurable music activates cerebral µ-opioid receptors: a combined PET-fMRI study.European journal of nuclear medicine and molecular imaging · 2025
    Article
  17. Article
  18. Article
  19. Why friendship and loneliness affect our health.Annals of the New York Academy of Sciences · 2025
    Review
  20. A Shared Intentionality Account of Uniquely Human Social Bonding.Perspectives on psychological science : a journal of the Association for Psychological Science · 2025
    Article

43 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.

Eiluned PearceSocial & Evolutionary Neuroscience Research Group, Department of Experimental Psychology , University of Oxford , Oxford, UK.
Jacques LaunaySocial & Evolutionary Neuroscience Research Group, Department of Experimental Psychology , University of Oxford , Oxford, UK.
Robin I M DunbarSocial & Evolutionary Neuroscience Research Group, Department of Experimental Psychology , University of Oxford , Oxford, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

It has been proposed that singing evolved to facilitate social cohesion. However, it remains unclear whether bonding arises out of properties intrinsic to singing or whether any social engagement can have a similar effect. Furthermore, previous research has used one-off singing sessions without exploring the emergence of social bonding over time. In this semi-naturalistic study, we followed newly formed singing and non-singing (crafts or creative writing) adult education classes over seven months. Participants rated their closeness to their group and their affect, and were given a proxy measure of endorphin release, before and after their class, at three timepoints (months 1, 3 and 7). We show that although singers and non-singers felt equally connected by timepoint 3, singers experienced much faster bonding: singers demonstrated a significantly greater increase in closeness at timepoint 1, but the more gradual increase shown by non-singers caught up over time. This represents the first evidence for an 'ice-breaker effect' of singing in promoting fast cohesion between unfamiliar individuals, which bypasses the need for personal knowledge of group members gained through prolonged interaction. We argue that singing may have evolved to quickly bond large human groups of relative strangers, potentially through encouraging willingness to coordinate by enhancing positive affect.

Indexed as

adult educationaffectendorphinmusicsocial cohesion

Identifiers

PMID26587241
PMCPMC4632513

What OpenQuestion holds

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Registered trials

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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.