Signifier User Experience (UX) topic overview/definition
Literature on Signifier
Ch 44: Affordances
44.1 Abstract The concept of affordances originates from ecological psychology; it was proposed by James Gibson (1977, 1979) to denote action possibilities provided to the actor by the environment. In the late 1980s Norman (1988) suggested that affordances be taken advantage of in design. The suggestion strongly resonated with designers’ conce...