Priscilla Heard

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It has been suggested that there are two separate visual streams in the human cerebral cortex: a ventral pathway that provides perceptual representations of the world and serves as a platform for cognitive operations, and a dorsal pathway that transforms visual information for the control of motor acts. Evidence for this distinction comes from(More)
The Cafe Wall illusion (seen on the tiles of a local café) is a Münsterberg chequerboard figure, but with horizontal parallel lines which may have any luminance separating the rows of displaced squares. Thcsc (these 'mortar' lines) display marked wedge distortion which is especially affected by: contrast of the squares ('tiles'; width of the 'mortar' lines,(More)
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