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Related Experiment Videos

Covert and overt recognition in prosopagnosia.

E H De Haan1, A W Young, F Newcombe

  • 1Russell-Cairns Head Injury Unit, Radcliffe Infirmary, Oxford, UK.

Brain : a Journal of Neurology
|December 1, 1991
PubMed
Summary

Prosopagnosia, or face blindness, may involve covert recognition beyond just faces. Patient P.H. demonstrated unconscious recognition for cars and flowers, suggesting shared processing mechanisms for visual stimuli.

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A CLINICAL ANALYSIS OF AN EXTRAPYRAMIDAL SYNDROME; PARALYSIS AGITANS AND POSTENCEPHALITIC PARKINSONISM.

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Area of Science:

  • Cognitive Neuroscience
  • Visual Perception
  • Neurology

Background:

  • Prosopagnosia is characterized by an inability to recognize familiar faces.
  • Some patients exhibit covert facial recognition despite overt deficits.
  • A debate exists on whether prosopagnosia is face-specific or affects other visual categories.