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Spatial attention speeds discrimination without awareness in blindsight.

Abstract:

An intimate relationship is often assumed between visual attention and visual awareness. Using a subject, patient GY, with the neurological condition of "blindsight" we show that although attention may be a necessary precursor to visual awareness it is not a sufficient one. Using a Posner endogenous spatial cueing paradigm we showed that the time our subject needed to discriminate the orientation of a stimulus was reduced if he was cued to the location of the stimulus. This reaction-time adva...

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Publication status:
Published

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Authors


Kentridge, RW More by this author
Heywood, CA More by this author
More by this author
Institution:
University of Oxford
Department:
Oxford, MSD, Experimental Psychology
Journal:
Neuropsychologia
Volume:
42
Issue:
6
Pages:
831-835
Publication date:
2004
DOI:
EISSN:
1873-3514
ISSN:
0028-3932
URN:
uuid:0dd3fa78-ef3e-4d87-933e-b7593099dcc7
Source identifiers:
27837
Local pid:
pubs:27837

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