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On the one hand, blindsighted persons claim to see nothing within their blind areas: they say that they do not to have any visual experiences of objects presented within the blind field. In accordance with this, they are not able to react spontanously to optical stimuli presented in the blind area, and they also cannot decide on their own, whether something was presented to them in the blind field, and how the presented objects look like.
For example, blindsighted persons can give mostly correct answers about the presence and absence of points of light, and they are also able to distinguish simple geometrical forms and patterns. With regard to optical stimuli of this kind the rate of success of blindsighted persons is between 80 to 90 % of the rate of success of persons with normal sight.
There is evidence to suggest that individuals not only believe in their ability to detect an unseen gaze, but may genuinely be able to do so. The present study reviewed past research and sought to determine whether such a phenomenon was empirically demonstrable