The Specificity of Face Perception: Evidence from Psychological Investigations
The human face is an enonnously important source of infonnation; from it we detennine age, sex, race, intention, mood, and well-being. All this is done at a glance and is achieved even for unfamiliar faces. Familiar faces allow still greater possibilities. They evoke a range of associations and, as we shall see, are dealt with differently from unfamiliar faces. The importance of faces is certain, but our concern is to decide whether they are a unique fonn of visual input.