Working Memory Model

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  • Evaluation - Working Memory Model
    • Evidence
      • HM supports the idea of subsystems
      • Paulesu found evidence in brain activity
        • Phonological loop
      • Baddeley and Hitch - two visual tasks = poor performance
        • A visual and verbal task at the same time performance not affected
    • Application
      • The model can be used to help children learn to read as it suggests that difficulties may be due to deficits in the phonological loop
      • The model predicts whether two or more tasks can be carried out successfully
    • Strengths
      • Developed our understanding of the role of STM
    • Alternative theories
      • Multi-store model
    • Weaknesses
      • Doesn't tell us much about the central executive.
      • Not clear how the three components interact with each other

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