translate English to French: Both of their hemispheres are active and well balanced, so both of their hands give roughly the same value. People with strong analytical abilities like mathematicians, chess players, painters, or musicians specialized in arts can live on one well-developed hemisphere.
Selon les expériences, les gens plus ouverts, plus aimables, plus positifs peuvent avoir un niveau de VQ plus élevé que ceux qui sont éffacés, peureux, pessimistes, renfermés.