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Looking with one's mind's eye

Y Lebrun1

  • 1School of Medicine VUB, Brussels, Belgium.

European Journal of Disorders of Communication : the Journal of the College of Speech and Language Therapists, London
|January 1, 1995
PubMed
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Conscious mental representations of words possess a left-right dimension, akin to physical text. This spatial property can lead to unilateral neglect and mirror writing, as observed in clinical cases.

Area of Science:

  • Cognitive Neuroscience
  • Psycholinguistics
  • Neurology

Background:

  • Clinical observations suggest mental representations of written words may possess spatial properties.
  • Unilateral neglect is a neurological condition affecting awareness of one side of space.
  • Mirror writing, writing in the reverse direction, can occur in certain neurological conditions.

Purpose of the Study:

  • To investigate whether conscious mental representations of written words exhibit a left-right spatial dimension.
  • To explore the relationship between this spatial dimension and phenomena like unilateral neglect and mirror writing.

Main Methods:

  • Analysis of clinical case reports from existing literature.
  • Examination of patient accounts and neurological assessments related to word representation and spatial awareness.

Related Experiment Videos

Main Results:

  • Evidence suggests that mental representations of words share a left-right dimension with physical text.
  • This spatial property of mental representations appears susceptible to unilateral neglect.
  • Discrepancies in the directional alignment between real words and their mental representations can lead to mirror writing.

Conclusions:

  • Conscious mental word representations are spatially organized along a left-right axis.
  • This spatial organization is relevant to understanding unilateral neglect and the production of mirror writing.