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Updated: Feb 9, 2026
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The Collective Trust Game: An Online Group Adaptation of the Trust Game Based on the HoneyComb Paradigm
Published on: October 20, 2022
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Age Effects on Trustworthiness Activation and Trust Biases in Face Perception
Brittany S Cassidy1, Kathryn L Boucher2, Shelby T Lanie1
1Department of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana.
Summary
Older adults show increased dynamic activation of trustworthiness categories when viewing faces, predicting a greater trust bias with age. This suggests aging influences how we perceive trustworthiness in others.
Area of Science:
- Cognitive Psychology
- Social Neuroscience
- Human Development
Background:
- Older adults often exhibit a bias towards evaluating faces as more trustworthy compared to younger adults.
- The underlying cognitive mechanisms driving this age-related difference in face trustworthiness perception remain incompletely understood.
Purpose of the Study:
- To investigate if aging alters the dynamic activation of trustworthiness categories when processing faces.
- To determine if changes in dynamic category activation correlate with enhanced trust in older adults.
Main Methods:
- Participants (younger and older adults) categorized faces based on trustworthiness.
- Computer mouse trajectories were recorded during face categorization to quantify dynamic category activation.
Main Results:
- Older adults demonstrated greater dynamic activation of trustworthiness and untrustworthiness categories when viewing untrustworthy versus trustworthy faces.
- This heightened dynamic activation in older adults predicted an age-pronounced bias towards perceiving faces as trustworthy.
Conclusions:
- The pronounced trust bias observed in aging may be linked to increased dynamic activation of trustworthiness, rather than untrustworthiness, during face perception.
- Aging appears to influence the dynamic cognitive processes involved in evaluating facial trustworthiness.
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