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Foraging across the life span: is there a reduction in exploration with aging?
Rui Mata1, Andreas Wilke, Uwe Czienskowski
1Center for Adaptive Rationality, Max Planck Institute for Human Development Berlin, Germany.
Frontiers in Neuroscience
|April 26, 2013
Summary
Foraging behavior, including external and internal memory search, changes significantly across the lifespan. Older adults show a trend toward reduced exploration, potentially linked to decreased novelty seeking.
Area of Science:
- Cognitive Psychology
- Neuroscience of Aging
Background:
- Foraging behavior is crucial for survival and involves searching for resources in both external environments and internal memory.
- Understanding how foraging strategies change with age is important for cognitive and aging research.
Purpose of the Study:
- To investigate age-related differences in foraging behavior across the lifespan.
- To examine changes in both external (environmental) and internal (memory) search strategies with increasing age.
Main Methods:
- Utilized two distinct foraging tasks to assess search behavior.
- Collected data on search patterns in external environments and internal memory recall.
Main Results:
- Significant changes in foraging behavior were observed across the lifespan.
- A notable trend of reduced exploration was found in older adults compared to younger individuals.
Conclusions:
- Foraging strategies, encompassing both external and internal search, are modified by aging.
- The observed reduction in exploration with age aligns with theories linking aging to decreased novelty seeking and exploratory tendencies.
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