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Face perception and within-category discrimination in prosopagnosia
M J Farah1, K L Levinson, K L Klein
1Department of Psychology, University of Pennsylvania, Philadelphia 19104-6196, USA.
Neuropsychologia
|June 1, 1995
Summary
Prosopagnosia, or face blindness, is a specific impairment in recognizing faces, not just general visual difficulty. This study confirms face recognition is uniquely affected in prosopagnosia.
Area of Science:
- Cognitive Neuroscience
- Visual Perception
Background:
- Prosopagnosia is characterized by impaired face recognition but intact object recognition.
- Previous hypotheses suggested this dissociation stems from face recognition's inherent difficulty or need for fine discrimination.