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Teaching an amnesic a complex cognitive skill.

N Charness1, W Milberg, M P Alexander

  • 1University of Waterloo, Psychology Department, Ontario, Canada.

Brain and Cognition
|October 1, 1988
PubMed
Summary
This summary is machine-generated.

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Korsakoff's amnesic patients can learn complex mental math skills, but their ability to generalize or explain the learned procedures is impaired. This suggests distinct components in skill acquisition and proceduralization.

Area of Science:

  • Cognitive Neuroscience
  • Neuropsychology

Background:

  • Korsakoff's syndrome is characterized by severe memory deficits.
  • Understanding the impact of amnesia on skill acquisition is crucial.

Observation:

  • A patient with Korsakoff's amnesia learned a mental arithmetic algorithm for squaring two-digit numbers.
  • Learning occurred at a rate comparable to controls over seven days.

Findings:

  • The patient demonstrated normal skill composition but impaired proceduralization.
  • No positive transfer of learning was observed.
  • The patient could perform the algorithm but could not verbally state it.

Implications:

  • Skill compilation may involve dissociable components: composition and proceduralization.

Related Experiment Videos

  • Korsakoff's amnesics may retain procedural learning capacity while lacking declarative understanding.
  • This highlights potential dissociation in memory systems underlying skill learning.