PSY 211 Lecture Notes - Lecture 4: Inattentional Blindness, Psych, Visual Cortex
Document Summary
William james (1890): everyone knows what attention is. It is taking possession by the mind, in clear and vivid form, of one out of what seems several simultaneously possible objects or train of thought. Focalization, concentration, of consciousness, are of its essence, it implies withdrawal from some things in order to deal effectively with others . Luck and vecera (2000): restricting cognitive process to a subset of the available information in order to improve the speed or accuracy of the cognitive processes . Certain things that are very practiced are automatic. Sometimes you really need to focus on and attend to. Selective processing of a subset of possible sensory input. Selective processing of a subset of possible tasks. Shadowing and dichotic listening: cherry 1953 different message to the right ear. Dichotic listening : procedure of presenting one message to the left ear and a. Shadowing : focus on the message in the attending ear (the one you"re told to.
