AQA Psychology UNIT 1

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THE WORKING MEMORY MODEL (BADDELEY AND HITCH 1974) - replaces the concept of a unitary STM. It propses a multi-component, flexible system concerned with active processing and short-term storage of information.

key features of the working memory model -

1. The central executive is the most important component in the model and is involved in problem solving and decision making.

  • it controls attention and plays major role in planning and synthesizing information
  • flexible and can process information from any modality
  • limited storage capacity and can attend to a limited number of things at one time.

2. The phonological loop stores a limited number of speech-based sounds for brief periods.


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