Case studies of extremely gifted individuals often reveal unique patterns of intellectual precocity and associated abnormalities in development and behavior. This article begins with a review of current neurophysiological and neuroanatomical findings related to the gifted population. The bulk of scientific inquiries provide evidence of unique…

A model of the sources of differences in the learning potentials of students is presented, including group differences in learning potentials between gifted and nongifted students; interindividual differences between gifted students; intraindividual differences within one gifted student; and independent and interactive contributions of…