Introduction to Cognitive Psychology - Department of Psychological ...

Prof. Greg Francis 1/2/12!! If “nut” flashes on leftscreen!! subject cannot name it!! subject can pick up nutwith left hand!! If “nut” flashes on rightside!! subject can name it!! subject cannot pick upnut with left hand untilhe says “nut” out loudBrain sides1981 Nobel Prize for Roger Sperry!Purdue UniversityBrain sides!! Results led to further study and common belief that!! Left side: language, analytical, classification, Western rationalization!! Right side: art, music, recognition of faces and shapes, Easternmysticism!! Vast oversimplification!! in a normal brain, bothsides are involved inmany tasks!! Results do support the ideathat different parts of thebrain are involved indifferent cognitive tasks(modularity hypothesis)Purdue University!! In the CogLabexperiment Brainasymmetry!! You saw a pair ofchimeric faces andwere asked tochoose which onelooked youngerCogLabChimeric faces!! The faces were made by taking a normal face and anartificially aged faceTimePurdue UniversityPurdue UniversityChimeric faces!! Take opposite halves of the facesChimeric faces!! Put them together, and make the other face by flipping it!! Thus, both faces are mirror images, they contain the sameinformationPurdue UniversityPurdue UniversityPSY 200: Intro. to Cognitive Psychology 3