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Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
Published on: April 19, 2017
Infants' use of attentional cues to identify the referent of another person's emotional expression
1Department of Psychology, University of California, Berkeley, USA. brepacho@bunyip.bhs.mq.edu.au
Insights
Infants understand emotional cues, identifying the target of happiness or disgust directed at objects within boxes. This ability to interpret social signals develops early, even when objects are hidden.
Area of Science:
- Developmental Psychology
- Cognitive Science
- Infant Studies
Background:
- Understanding social cues is crucial for infant development.
- Previous research suggests infants can interpret emotional expressions.
Purpose of the Study:
- To investigate 14- and 18-month-old infants' ability to identify the target of an emotional display.
- To determine if infants can link emotional expressions to specific objects, even when hidden.
Main Methods:
- Infants were presented with two boxes, each containing a hidden object.
- An experimenter displayed happiness or disgust towards one of the boxes.
- Infants' exploration and object selection were observed in both visual and tactile tasks.
Main Results:
- Infants successfully identified the target of the emotional display, focusing on the object inside the box.
- Infants preferred to interact with the object associated with the happy emotion.
- Performance was consistent across different age groups and task modalities.
Conclusions:
- Infants can accurately interpret the target of emotional expressions, even when the target is not directly visible.
- Attentional cues, such as gaze and action, aid infants in understanding the referential nature of emotional communication.
- This demonstrates an early-emerging capacity for inferring communicative intent in infants.
Abstract:
This study explored 14- and 18-month-old infants' ability to identify the target of an emotional display. In the visual task, infants were presented with 2 boxes. Each box contained an object that could be identified by opening the box lid and looking inside. In the tactile task, the objects had to be pulled out of the boxes before they could be seen. An experimenter expressed happiness as she looked or put her hand inside one box, and disgust as she repeated this action with the other box. Infants were then allowed to explore the boxes. Infants touched both boxes but preferred to search for the happy object. Thus, regardless of age or task, infants identified the target of each emotional display as something inside a box and not the box itself. Infants appeared to use the experimenter's attentional cues (gaze and action) to interpret her emotional signals and behaved as if they understood that she was communicating about the objects.
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