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Updated: Oct 27, 2025
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A View of Their Own: Capturing the Egocentric View of Infants and Toddlers with Head-Mounted Cameras
Published on: October 5, 2018
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Infants scan static and dynamic facial expressions differently.
Jonathan E Prunty1, Jolie R Keemink1, David J Kelly1
1School of Psychology, University of Kent, Canterbury, UK.
Summary
Infants pay more attention to dynamic facial expressions than static ones, especially in the lower face. This visual attention develops over the first year, with increased focus on negative emotions like anger and fear.
Area of Science:
- Developmental Psychology
- Cognitive Neuroscience
- Infant Perception
Background:
- Infant facial expression processing is crucial for social development.
- Current research often relies on static images, limiting understanding of dynamic processing.
- Infants' visual attention to dynamic stimuli is key to learning social cues.
Purpose of the Study:
- To investigate how infants (6, 9, 12 months) attend to dynamic vs. static facial expressions.
- To compare visual scanning patterns between dynamic and static emotional stimuli.
- To understand the developmental trajectory of attention to dynamic expressions in infancy.
Main Methods:
- Presenting dynamic-interactive videos and static images of basic emotional expressions to infants.
- Utilizing eye-tracking to measure visual attention and scanning patterns.
- Comparing attention allocation across different ages and stimulus types.
Main Results:
- Infants showed significantly longer looking times for dynamic facial expressions compared to static ones.
- Attention was primarily directed towards the lower-face regions in dynamic stimuli.
- Infants demonstrated precise scanning of emotion-diagnostic facial areas, with developmental changes observed.
- Increased interest and scanning precision towards negative expressions (anger, fear, disgust) were noted with age.
Conclusions:
- Dynamic facial expressions capture infants' attention more effectively than static images.
- Infants' visual scanning of emotional expressions becomes more sophisticated during the first year.
- Developmental shifts in attention to dynamic expressions, particularly negative ones, suggest evolving social-emotional understanding.
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