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Task Interference in Prospective Memory: Adopting a Retrieval Mode and Checking for Targets
1New Mexico State University1.
Advances in Cognitive Psychology
|January 3, 2024
Summary
Embedding prospective memory tasks into ongoing activities disrupts performance. This study shows interference arises from needing to be ready for targets and actively checking for them, impacting task efficiency.
Area of Science:
- Cognitive Psychology
- Neuroscience
Background:
- Prospective memory tasks, when embedded in ongoing activities, can lead to performance interference.
- Task interference is often explained by the need to adopt a retrieval mode and actively check for targets.
Purpose of the Study:
- To investigate the cognitive processes underlying prospective memory task interference.
- To provide evidence for the retrieval mode and target-checking explanations of task interference.
Main Methods:
- An experiment was conducted embedding a prospective memory task within an ongoing short-term memory and reaction time (RT) task.
- Control trials involved only the ongoing activity, while experimental trials included the prospective memory task.
Main Results:
- Slower RT performance on control trials after prospective memory task instruction indicated adoption of a retrieval mode.
- Slower RT performance on experimental trials when targets could appear in multiple locations suggested active target checking.
Conclusions:
- The findings support the dual-process theory of prospective memory, highlighting the roles of retrieval mode and target checking.
- Interference in embedded prospective memory tasks is attributable to the cognitive load of maintaining readiness and monitoring the environment.
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