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The Contribution of Executive Function to Source Memory Development in Early Childhood
Vinaya Rajan1, Kimberly Cuevas2, Martha Ann Bell3
1Rowan University.
Summary
Six-year-olds demonstrated better episodic memory recall for facts and their sources compared to four-year-olds. Executive function significantly supports this memory development in early childhood.
Area of Science:
- Developmental Psychology
- Cognitive Neuroscience
- Child Development
Background:
- Episodic memory, the ability to recall specific events and their context, undergoes significant development in early childhood.
- Executive functions, including working memory and inhibitory control, are crucial for complex cognitive tasks and may underpin memory development.
Purpose of the Study:
- To investigate age-related differences in episodic memory for factual information and its source in young children.
- To explore the role of executive function in supporting early episodic memory abilities.
Main Methods:
- Four- and 6-year-old children learned novel facts from distinct sources (experimenter, puppet).
- Memory for both fact and source information was assessed.
- Executive function was measured using working memory, inhibitory control, and set-shifting tasks.
Main Results:
- Six-year-olds exhibited superior recall of both fact and source information compared to 4-year-olds.
- Regression analyses indicated that age, language ability, and executive function uniquely predicted performance in fact and source recall.
Conclusions:
- Episodic memory, particularly source memory, improves with age during early childhood.
- Executive function is a significant factor contributing to the development of episodic memory in children.
- Further research is warranted to elucidate the intricate relationship between executive function and episodic memory development.
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