Related Experiment Videos
Assessing the inhibitory account of retrieval-induced forgetting with implicit-memory tests
Timothy J Perfect1, Christopher J A Moulin, Martin A Conway
1Department of Psychology, University of Plymouth, Drake Circus, United Kingdom. tperfect@plymouth.ac.uk
Journal of Experimental Psychology. Learning, Memory, and Cognition
|November 27, 2002
Summary
Retrieval-induced forgetting impacts conceptual memory tests, like category generation, but not perceptual implicit memory tests. This suggests retrieval-induced forgetting is specific to conceptual memory processes.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Memory Research
Background:
- Retrieval-induced forgetting (RIF) is a phenomenon where recalling specific information can impair memory for related, non-retrieved information.
- Implicit memory, which operates unconsciously, is typically divided into conceptual and perceptual implicit memory.
Purpose of the Study:
- To investigate whether retrieval-induced forgetting effects extend to implicit memory tests.
- To determine if RIF effects differ between conceptual and perceptual implicit memory.
Main Methods:
- Participants studied category-exemplar paired associates.
- Retrieval practice was performed on a subset of items from specific categories.
- Memory performance was assessed using both conceptual (category generation, category matching) and perceptual (stem completion, perceptual identification) implicit memory tests.
Main Results:
- Poorer performance was observed for unpracticed items in conceptual implicit memory tests.
- No significant retrieval-induced forgetting effects were found for perceptual implicit memory tests.
- The findings indicate a dissociation in RIF effects across different types of implicit memory.
Conclusions:
- Retrieval-induced forgetting is specific to conceptual implicit memory.
- The mechanisms underlying RIF may selectively affect conceptual memory retrieval and storage.
- Future research should explore the neural basis of this dissociation in memory processes.