Psychology
The pupil responds spontaneously to perceived numerosity
E. Castaldi, A. Pomè, et al.
This exciting study conducted by Elisa Castaldi, Antonella Pomè, Guido Marco Cicchini, David Burr, and Paola Binda explores how our perception of numerosity can influence the pupillary light response. Participants observed different patterns of black and white dots, revealing that the pupillary response adapts to perceived numerosity, highlighting a fascinating link between visual processing and physiological reactions.
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