Origins of Human Language - Language and Genes
9 important questions on Origins of Human Language - Language and Genes
What if the language ability and cognitive abilities are both good?
What if the language ability is good but the cognitive ability is poor?
What if the language ability is poor but the cognitive ability is good?
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What kind of syndrome is the "Williams syndrome" (WMS)?
What is meant with the term "mental age"?
Why is comparing people with WMS to people with down syndrome not the best assessment?
Why was the impression for the researchers that compared WMS and Down misleading?
2) language abilities are good when compared to visual-spatial and numerical tasks but that's because it is much worse than you would expect
3) superficial features of WMS language may be used without full control or understanding.
What is the "specific language impairment" (SLI) exactly?
A disorder in which children fail to develop language normally
even though there are no apparent neurological damage or disorders, no general cognitive impairment or delay, no hearing loss, and no abnormal home environment that would explain this failure.
What does the FOXP2 gene , that was identified as important for language, reveal?
It reveals two genetically important differences compared with the chimpanzee version, and researchers speculate that these changes may play an important role in language.
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