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Memory for temporal context: effects of ageing, encoding instructions, and retrieval strategies
Christine Bastin1, Martial Van der Linden
1Department of Cognitive Sciences, University of Liège, Belgium. Christine.Bastin@ulg.ac.be
Memory (Hove, England)
|February 24, 2005
Summary
Older adults show reduced list discrimination compared to younger adults, particularly when recalling temporal context. Ageing impacts strategic memory retrieval, affecting how individuals infer item context over time.
Area of Science:
- Cognitive Psychology
- Neuroscience of Aging
- Human Memory
Background:
- Ageing is associated with cognitive changes, including memory function.
- Understanding age-related differences in memory retrieval is crucial for cognitive health.
- List discrimination tasks assess the ability to differentiate between learned items.
Purpose of the Study:
- To investigate age-related differences in list discrimination.
- To examine the role of temporal context encoding and retrieval in ageing.
- To determine if strategic inference of temporal context contributes to age differences in memory.
Main Methods:
- Comparison of young and older adults on a list discrimination task.
- Experiment 1: Incidental and intentional encoding of temporal context.
- Experiment 2: Retrieval of encoding context as a cue versus evaluating memory trace strength.
Main Results:
- Performance in list discrimination declined with age for both incidental and intentional encoding.
- No benefit of intentional encoding was observed in either age group.
- Age differences emerged when retrieving temporal context as a cue, but not when relying on memory trace strength.
Conclusions:
- Ageing impairs list discrimination, potentially due to difficulties in strategic temporal context inference.
- Older adults may struggle to use encoded information to infer the temporal context of items.
- Memory retrieval strategies differ between age groups, impacting performance on temporal memory tasks.