The Gibsonian Concept of Affordance : Genealogy, Breaking off and Conceptual Reconstruction. Long before cognitive sciences rediscovered the motor implications of perception, gibsonian ecology had already provided an account of it with the concept of affordance. Although Gibson’s concept explicitly originates from Gestalt psychology, the exact nature of this relationship has been almost systematically forgotten, resulting in just the distancing from that tradition. This paper aims to analyze the nature and the scope of such a distancing. It seems necessary, then, to reconstruct the principle stages of the genesis of the concept of affordance among gestaltists and to confront the gibsonian conception to these preliminary works. Gibson did no...