Descriptor
| Environmental Influences | 1 |
| Genetics | 1 |
| Language Aptitude | 1 |
| Language Impairments | 1 |
| Nonverbal Ability | 1 |
| Twins | 1 |
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| Journal of Learning… | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewed
Direct linkHayiou-Thomas, Marianna E.; Oliver, Bonamy; Plomin, Robert – Journal of Learning Disabilities, 2005
The present study addresses the distinction between specific (SLI) and nonspecific (NLI) language impairment at an etiological level by estimating the relative genetic and environmental contributions to language impairment in children with SLI and NLI. Drawing on a large longitudinal twin study, we tested a sample of 356 four-and-a-half-year-old…
Descriptors: Environmental Influences, Nonverbal Ability, Language Aptitude, Genetics
