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Published on: October 24, 2019
Psychophysical thresholds of face visibility during infancy
1Laboratoire de Sciences Cognitives et Psycholinguistique, CNRS/EHESS/ENS-DEC, Paris, France.
Cognition
|October 23, 2009
Summary
Infants
Area of Science:
- Developmental psychology
- Cognitive neuroscience
- Infant vision research
Background:
- Face detection is crucial for social development.
- Understanding infant face perception is key to early social skill development.
Purpose of the Study:
- To determine the minimum duration for infants to detect faces.
- To investigate the developmental trajectory of infant face visibility thresholds.
Main Methods:
- Utilized preferential looking method with masking and brief visual presentations (≤300 ms).
- Assessed temporal thresholds of face visibility across different infant age groups.
Main Results:
- 5 and 10-month-old infants showed similar, adult-higher visibility thresholds.
- 15-month-old infants exhibited adult-like thresholds and employed memory strategies.
Conclusions:
- Infant face visibility develops non-linearly.
- Significant improvement in face detection occurs between 10 and 15 months of age.
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