Perception of the Visual World

This is an interesting book which attempts to answer the question how we see. The physiology of vision can describe the nature of the physical stimulus, the photochemical changes which take place in the retina, and the type of nerve message which the retina signals to the visual cortex. From this point the description of the perceptual processes which explain why things in the world look to us as they do belongs to the field of psychology. The author of this book is a psychologist, and his approach to the subject is psychological. He is interested primarily in the problems of perception, and not of sensation, and sets out to answer the question of how we get the experience of a concrete visual world from the type of image of the visual field which is presented to the retina. He proposes a new theory, or hypothesis, which he states "might