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Updated: Aug 1, 2026

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions
Published on: July 16, 2015
The multi-component model of working memory: explorations in experimental cognitive psychology
1Department of Psychology, Washington University, Campus Box 1125, One Brookings Drive, St. Louis, MO 63130, USA. grepovs@artsci.wustl.edu
The revised multi-component model of working memory includes a central executive, phonological loop, visuospatial sketchpad, and episodic buffer. This model explains cognitive abilities by integrating empirical data and neuropsychological evidence.
Area of Science:
- Cognitive Psychology
- Neuroscience
Background:
- Working memory research is heavily influenced by the multi-component model.
- This model evolved from a passive short-term memory concept to an active system supporting complex cognition.
Purpose of the Study:
- To present the current revision of the multi-component model of working memory.
- To review empirical data shaping the model's development and understanding of working memory.
Main Methods:
- Utilizing experimental cognitive psychology data.
- Incorporating dual-task experimental designs and neuropsychological evidence.
Main Results:
- The revised model includes a central executive, phonological loop, visuospatial sketchpad, and episodic buffer.
- Research has elucidated the fractionation of working memory, representational nature, maintenance/manipulation mechanisms, component interactions, and its role in other cognitive abilities.
Conclusions:
- The multi-component model provides a comprehensive functional description of working memory.
- Ongoing research continues to refine and expand upon this influential cognitive model.
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