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An Own-Age Bias in Recognizing Faces with Horizontal Information
Andreas Schaich1, Sven Obermeyer1, Thorsten Kolling1
1Department of Psychology, Goethe University Frankfurt, Germany.
Frontiers in Aging Neuroscience
|November 24, 2016
Summary
Older adults struggle with recognizing faces with horizontal information, unlike younger adults. This age-related decline in face processing is influenced by stimulus age and exposure duration.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Human Perception
Background:
- Horizontal information is crucial for face recognition in younger adults.
- Previous studies suggest age-variant face processing, with older adults showing deficits.
- Factors like stimulus age and exposure duration were not fully explored in prior research.
Purpose of the Study:
- To investigate the impact of stimulus age and exposure duration on face recognition in younger and older adults.
- To examine age-related differences in processing faces with and without horizontal information.
- To determine if the own-age bias (OAB) is present in both age groups.
Main Methods:
- A 2x2x2x2 mixed design study involving 47 younger adults (YA) and 49 older adults (OA).
- Participants viewed morph videos of faces presented with varying filters (horizontal information present or absent) and exposure durations (0.8s or 8s).
- Stimulus age (younger vs. older faces) was also manipulated as a between-subjects factor.
Main Results:
- Younger adults showed improved recognition with longer exposure, regardless of face age or filter.
- Older adults failed to recognize filtered young faces, even with extended exposure.
- Older adults exhibited an own-age bias (OAB), while younger adults did not.
Conclusions:
- Processing of horizontal facial information changes significantly with advanced age.
- Face-specific processing is convergent in younger adults, irrespective of filtering.
- Older adults' face recognition is less adaptable, particularly concerning horizontal details and own-age bias.
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