Nikki Bond

Pupil Size as a Gateway Into Conscious Interpretation of Brightness.

Frontiers in Neurology 2018 Irene Sperandio, Nikki Bond, Paola Binda

Although retinal illumination is the main determinant of pupil size, evidence indicates that extra-retinal factors, including attention and contextual information, also modulate the pupillary response. For example, stimuli that evoke the idea of brightness (e.g., pictures of the sun) induce pupillary constriction compared to control stimuli of matched luminance. Is conscious appraisal of these...