The relation between young children's physiological arousal and their motivation to help others.

dc.contributor.author

Hepach, Robert

dc.contributor.author

Vaish, Amrisha

dc.contributor.author

Müller, Katharina

dc.contributor.author

Tomasello, Michael

dc.coverage.spatial

England

dc.date.accessioned

2018-03-01T14:46:50Z

dc.date.available

2018-03-01T14:46:50Z

dc.date.issued

2017-10-10

dc.description.abstract

Children are motivated to help others from an early age. However, little is known about the internal biological mechanisms underlying their motivation to help. Here, we compiled data from five separate studies in which children, ranging in age from 18 months to 5.5 years, witnessed an adult needing help. In all studies, we assessed both (1) children's internal physiological arousal via changes in their pupil dilation, and (2) the latency and likelihood of them providing help. The results showed that the greater the baseline-corrected change in children's internal arousal in response to witnessing the need situation, the faster and more likely children were to help the adult. This was not the case for the baseline measure of children's tonic arousal state. Together, these results suggest that children's propensity to help is systematically related to their physiological arousal after they witness others needing help. This sheds new light on the biological mechanisms underlying not only young children's social perception but also their prosocial motivation more generally.

dc.identifier

https://www.ncbi.nlm.nih.gov/pubmed/29030228

dc.identifier

S0028-3932(17)30379-2

dc.identifier.eissn

1873-3514

dc.identifier.uri

https://hdl.handle.net/10161/16119

dc.language

eng

dc.publisher

Elsevier BV

dc.relation.ispartof

Neuropsychologia

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10.1016/j.neuropsychologia.2017.10.010

dc.subject

Children

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Internal arousal

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Physiology

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Prosocial behaviour

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Pupil dilation

dc.title

The relation between young children's physiological arousal and their motivation to help others.

dc.type

Journal article

duke.contributor.orcid

Tomasello, Michael|0000-0002-1649-088X

pubs.author-url

https://www.ncbi.nlm.nih.gov/pubmed/29030228

pubs.organisational-group

Duke

pubs.organisational-group

Evolutionary Anthropology

pubs.organisational-group

Psychology and Neuroscience

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Trinity College of Arts & Sciences

pubs.publication-status

Published online

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