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How do infants and adults process communicative events in real time?
Amy Yamashiro1, Athena Vouloumanos1
1Department of Psychology, New York University, New York, NY 10003, USA.
Journal of Experimental Child Psychology
|May 18, 2018
Summary
Twelve-month-old infants and adults process communicative speech in real-time. While infants show adult-like accuracy in understanding communicative intent, their processing speed is slower.
Area of Science:
- Developmental Psychology
- Cognitive Science
- Linguistics
Background:
- Infants understand speech elicits responses by 12 months.
- Limited understanding of infant processing of dynamic communicative events compared to adults.
Purpose of the Study:
- To investigate how 12-month-old infants process dynamic communicative scenes.
- To compare infant and adult processing of communicative events in real-time.
Main Methods:
- Eye-tracking methodology used to analyze 12-month-olds' and adults' visual attention.
- Participants observed a "Communicator" interacting with objects and a "Listener".
Main Results:
- Both infants and adults identified speech as communicative, not coughing.
- Both groups recognized the Listener should choose the target object when speech was used.
- Similar attention-shifting patterns observed between infants and adults.
Conclusions:
- 12-month-olds process communicative events in real-time with adult-like accuracy.
- Infant processing speed is slower than adults, indicating developing abilities.
- Early processing skills facilitate language acquisition and social learning.
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