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Narrativity and Referential Activity Predict Episodic Memory Strength in Autobiographical Memories.
Kristin L Nelson1, Sean M Murphy2, Wilma Bucci3
1Department of Psychology and Education, County College of Morris, 214 Center Grove Rd, Randolph, NJ, 07869, USA. knelson@ccm.edu.
Journal of Psycholinguistic Research
|January 24, 2021
Summary
Narrativity and Referential Activity both indicate episodic memory strength. Combining both measures improves prediction of internal memory details, suggesting a comprehensive approach to assessing memory recall.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Linguistics
Background:
- Episodic memory strength is crucial for recalling personal experiences.
- Narrativity and Referential Activity are proposed linguistic indicators of episodic memory.
- Previous research has explored these concepts independently.
Purpose of the Study:
- To test if narrativity and Referential Activity predict episodic memory strength.
- To evaluate the combined predictive power of these two measures.
- To utilize a linguistic measure of narrativity and a computerized measure of referential activity.
Main Methods:
- Collected near and far past memories from 32 subjects.
- Scored narrativity using Nelson's narrative temporal sequence method.
- Obtained computerized weighted scores of Referential Activity (WRAD) for 128 memories.
- Used Levine et al.'s measure of internal details as the criterion for episodic memory strength.
Main Results:
- Narrative temporal sequences significantly predicted internal details.
- Weighted scores of Referential Activity (WRAD) also significantly predicted internal details.
- Adding WRAD to narrative temporal sequences enhanced the prediction of internal details.
Conclusions:
- Both narrativity and Referential Activity are valid indicators of episodic memory strength.
- A combined approach using both linguistic and computerized measures offers improved accuracy in assessing memory recall.
- This study provides a more robust method for evaluating the richness of recalled personal memories.
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