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The Biology of Giftedness

Posted on Monday, March 10, 2008 by Registered CommenterCatana in , , | Comments2 Comments

Unless we want to believe in some type of mystical causation or in pure chance, our basic assumption in trying to understand exceptional intellectual capacity must be that all cognitive functions, including the rarest and the most exceptional, are biologically based. If there is a causal mechanism for precocity, for high-level intellectual functioning, and for creativity, it must be a facet, or a combination of facets, of the brain’s structure and operations.

The difficulty in talking about this is the lack of studies specifically intended to reveal the biological basis of giftedness and intellectual creativity. It’s made even more difficult by the lack of studies which might show common mental traits among the gifted and the creative. It’s a dangerous area even to think about because there are so many ways to go wrong. Theories, more or less plausible, are possible, but not proof.

In the literature, both high levels of giftedness and of creativity are more often associated with various types of psychopathology than with fundamental  brain mechanisms. Many lists of identifying characteristics mix cognitive and personality traits without attempting to distinguish between them. To confuse the issue even further, several streams of pop psychology lead people to believe that certain personal characteristics are either indicative of giftedness or are forms of giftedness in themselves. These include Goleman’s theory of emotional intelligence, Gardner’s multiple intelligences, and Dabrowski’s oversensitivities as channeled by some giftedness advocates.

To put it plainly: giftedness is not a personality trait. Creativity is not a personality trait. Intellectual giftedness and creativity are collections of cognitive traits.  Both are accompanied by personality traits which may be a direct outcome of particular cognitive traits, and some of which are considered a possible prerequisite for the fulfillment of potential. The abilities which enable creativity in very different domains are all brain-based, some more visual or physical, but all depending, at least to some extent, on cognition.

Reader Comments (2)

Several years ago there was an intriguing PET scan study showing that sugar metabolism (indicating brain activity and energy levels) was much lower for skilled subjects performing a spatial task (the challenging Raven's Advanced Progressive Matrices test), compared with less skilled subjects: indicating greater brain efficiency (less sugar fuel consumption) with higher skill levels.
[From my article Imaging Intelligence.] http://talentdevelop.com/articles/imaging.html
March 24, 2008 | Unregistered CommenterDouglas Eby
I have a clipping about that study. It's an interesting start to trying to understand how the mind functions, but I haven't seen too much since then that's particularly useful for understanding how the gifted mind works.
March 25, 2008 | Registered CommenterCatana

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