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Do young and older adult populations perform equivalently across different automatic face-trait judgements? Evidence for differential impacts of ageing

Chithra Kannan, Alex Jones Orcid Logo, John Towler Orcid Logo, Jeremy Tree Orcid Logo

PLOS One, Volume: 20, Issue: 5, Start page: e0322165

Swansea University Authors: Chithra Kannan, Alex Jones Orcid Logo, John Towler Orcid Logo, Jeremy Tree Orcid Logo

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Abstract

Accurate implicit personality trait judgements can be made from faces, but as yet the focus has been on young participants making judgements of young faces. The current study sought to explore if similar patterns of performance are seen across the age range, with both young and older adult groups. I...

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Published in: PLOS One
ISSN: 1932-6203
Published: Public Library of Science (PLoS) 2025
Online Access: Check full text

URI: https://cronfa.swan.ac.uk/Record/cronfa69329
Abstract: Accurate implicit personality trait judgements can be made from faces, but as yet the focus has been on young participants making judgements of young faces. The current study sought to explore if similar patterns of performance are seen across the age range, with both young and older adult groups. In addition, we investigated whether implicit trait judgements are associated with cognitive, and trait factors including face recognition, emotional expression perception, autism traits, and alexithymia traits. Across two experiments we explored the extent to which young and older adult populations were able to make accurate implicit associations from faces signalling two different traits – extraversion (positive) and neuroticism (negative). Interestingly, we find that young participants were accurate at making both kinds of automatic trait judgments, and older adults were equivalent to younger controls for the neuroticism personality trait but impaired with automatic extraversion judgements. In both studies, implicit associations were unrelated to any of the other cognitive and trait factors we measured. Based on this pattern of findings, we conclude that face-based implicit trait judgements utilise some independent processes to other face processing abilities, and that the interpretation of particular personality traits is differentially impacted by the ageing process.
College: Faculty of Medicine, Health and Life Sciences
Funders: Swansea University
Issue: 5
Start Page: e0322165