Daniel J. Simons & Christopher F. Chabris (1999)
Perception, 28(9), 1059-1074.
DOI: https://doi.org/10.1068/p281059
Abstract. The "invisible gorilla" study. Participants counting basketball passes failed to notice a person in a gorilla suit walking through the scene. The strongest demonstration that focused attention narrows perception to a degree designers routinely underestimate.
Tags: perception attention inattentional-blindness