A dusty thudding in his head made the scene before him beat like a pulse. His mouth had been used as a latrine by some small creature of the night, and then as its mausoleum. During the night, too, he'd somehow been on a cross-country run and then been expertly beaten up by secret police. He felt bad.
Bio: James Jerome Gibson, was an American psychologist who received his Ph.D. from Princeton University's Department of Psychology, and is considered one of the most important 20th century psychologists in the field of visual perception.
Ecological Approach to Visual Perception (1979)
The senses considered as perceptual systems (1966)