Psychology 3325 Lecture Notes - Long-Term Memory, Explicit Memory, Sensory Memory
Document Summary
Anderson reported case of 2 individuals who suffered brain damage to prefrontal area of brain before they were 2 years old. Had normal intellectual functioning but no moral or social reasoning inability to recall social and moral knowledge. History of poor social and moral adjustment. Sperling found that although people couldn"t remember all letters he flashed, they could direct their attention to any of 3 lines and identify them with perfect accuracy. Broadbent brain mechanisms responsible for conscious processing of information have limited capacity so need some system to control flow of information. Cherry devised test of selective attention called dichotic listening. Dichotic listening task that requires person to listen to one of two different messages being presented simulataneously, one to each ear, through headphones. Asked participants to shadow (continually repeat verbal material as soon as it is heard) message presented to one ear ensured that they would pay attention to only that message.
