【正文】
? It all begins with the “gifted zygote” ? Galton’s 1869 Hereditary Genius ? Modern behavioral geics: Giftedness is most likely ? multipolygenic (many polygenic traits) ? emergenic (multiplicative/configurational) ? epigeic (unfolds over time) ? In short, a plex, dynamic process Gestation Gestation ? Intrauterine environment ? ., Geschwind’s theory ? elevated testosterone after 20th week ? right left posterior hemisphere growth ? giftedness/savantism ? mathematical ability ? artistic/spatial ability ? musical ability ? Simon BaronCohen: “extreme male brain” Infancy Infancy ? The Developmental “Dark Ages” ? Early developmental signposts not always indicative of later giftedness ? and may even be counterindicative (., delayed speech) ? So when do the Dark Ages end? ? What’s the earliest age at which the gift begins to manifest itself? Fagan Test of Infant Intelligence ? Attention to novelty at 612 months predicts ? adult IQ ? academic achievement ? but this assessment concerns general intelligence (Spearman’s g) ? What about more domainspecific indicators? Cox (1926) 301 Geniuses ? Jeremy Bentham: English jurist and utilitarian philosopher (early IQ 180) ?