"Going episodic": collaborative inhibition and facilitation when long-married couples remember together

Area of Science:

• Cognitive Psychology
• Gerontology
• Social Psychology

Background:

• Collaborative remembering research yields conflicting findings: cognitive psychology suggests "collaborative inhibition" (reduced recall in groups), while cognitive aging studies indicate potential benefits for older adults.
• Older adults may benefit from collaborative remembering due to cueing and support from partners in everyday memory tasks.

Purpose of the Study:

• To investigate the effects of collaborative remembering on memory performance in older, long-married couples.
• To reconcile contrasting findings from experimental and cognitive aging approaches to collaborative memory.

Main Methods:

• Older, long-married couples participated in recalling a non-personal word list and a personal semantic list of shared trips.
• Memory performance was assessed by the amount of information recalled and the specificity of details remembered.

Main Results:

• Collaborative inhibition was observed when memory success was measured strictly by the number of items recalled for both tasks.
• Collaborative facilitation occurred for specific episodic details of shared trips, not strictly required for task completion.
• A trade-off was noted between recalling specific episodic details and the total number of trips recalled during collaboration.

Conclusions:

• Collaborative remembering in long-married older couples can lead to both inhibition (in quantity) and facilitation (in detail quality).
• The definition of memory success in collaborative remembering, especially for intimate groups and older adults, needs to consider the richness of recalled details alongside quantity.