Marlene Behrmann|David C. Plaut
A vision of graded hemispheric specialization
Center for the Neural Basis of Cognition|Carnegie Mellon University|Center for the Neural Basis of Cognition|Carnegie Mellon University
understanding process cerebral hemispheres reach mature functional organization remains challenging propose theoretical account domain vision faces words come represented adjacent retinotopic cortex virtue need discriminate among homogeneous exemplars orthographic representations constrained proximal typically leftlateralized languagerelated information minimize connectivity length visual language areas reading acquired orthography comes rely heavily albeit exclusively left fusiform region bridge vision language consequently due competition emerging word representations face representations initially bilateral become lateralized right fusiform region albeit exclusively review recent research describes constraints give rise graded hemispheric arrangement summarize empirical evidence variety studies behavioral evoked response potential functional imaging across different populations children adolescents adults left handers individuals developmental dyslexia supports claims hemispheric lateralization graded rather binary graded organization emerges dynamically course development perturbations system either development adulthood provide insights principles governing hemispheric organization