References

How much can we boost IQ and scholastic achievement Harvard Educ Rev 1969,33 1-123. 2. Sternberg RJ. The search for criteria why study the evolution of intelligence In Sternberg RJ, Kaufman JC, eds. The evolution of intelligence. Mahwah, NJ Lawrence Erlbaum, 2002 1-25. 3. Sternberg RJ, Detterman DK. What is Intelligence Norwood, NJ Ablex, 1986. 4. Sattler JM . Assessment of children, 3rd ed. San Diego, CA Sattler, 1988 37-59, 61-83, 646-61. 5. Binet A, Simon T. The development of...

Neurogenetic Syndromes

Genetic syndromes with well defined etiologies provide an excellent opportunity for examining the contributions of genetics to behavior and brain development. Unlike most psychiatric conditions, the behaviors associated with known syndromes can be traced to a reasonably uniform etiology. Often, the behavioral phenotype of a neurogenetic syndrome is the result of a microdeletion of a very small number of genes that is fairly consistent from one affected individual to the next or, in some cases,...

The Definition Of Mental Retardation

Eventually, Down's conceptualization of congenital MR would become more restricted to identifiable genotypes, whereas his notion of developmental MR would expand to incorporate familial forms. As mentioned earlier, Zigler and his colleagues also differentiated between familial MR (also referred to as cultural-familial MR) and organic MR (49,50). His two-group approach to MR has its roots in Down and Ireland's classificatory schemas. Zigler defined individuals with organic MR as those who...