Marianna E Hayiou-Thomas
Affiliation: University of York
- Simulating SLI: general cognitive processing stressors can produce a specific linguistic profileMarianna E Hayiou-Thomas
Institute of Psychiatry, London, United Kingdom
J Speech Lang Hear Res 47:1347-62. 2004....
- Preschool speech, language skills, and reading at 7, 9, and 10 years: etiology of the relationshipMarianna E Hayiou-Thomas
University of York, Heslington, York YO10 5DD, United Kingdom
J Speech Lang Hear Res 53:311-32. 2010..To examine the etiology of the relationship between preschool speech and language, and later reading skills...
- Genetic and environmental influences on early speech, language and literacy developmentMarianna E Hayiou-Thomas
Department of Psychology, University of York, York YO10 5DD, UK
J Commun Disord 41:397-408. 2008..4) Readers will be able to discuss how different ascertainment methods for clinical samples may lead to very different understandings of the nature of a disorder such as specific language impairment...
- Common aetiology for diverse language skills in 4 1/2-year-old twinsMarianna E Hayiou-Thomas
Department of Psychology, University of York, Heslington
J Child Lang 33:339-68. 2006..64 and shared environment correlation of 1.00. We conclude that to a large extent, the same genetic and environmental factors underlie the development of individual differences in a wide range of linguistic skills...
- Generalist genes and learning disabilities: a multivariate genetic analysis of low performance in reading, mathematics, language and general cognitive ability in a sample of 8000 12-year-old twinsClaire M A Haworth
Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, UK
J Child Psychol Psychiatry 50:1318-25. 2009..Here we assess whether this finding extends to language and general cognitive disabilities, as well as replicating the earlier finding for reading and mathematics in an older and larger sample...
- The etiology of variation in language skills changes with development: a longitudinal twin study of language from 2 to 12 yearsMarianna E Hayiou-Thomas
Department of Psychology, University of York, Heslington, York YO10 5DD, UK
Dev Sci 15:233-49. 2012..In contrast, genetic factors remain stable from middle childhood through to early adolescence, and account for the phenotypic continuity in language skills across these two stages...
- Internet cognitive testing of large samples needed in genetic researchClaire M A Haworth
Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King s College London, London, United Kingdom
Twin Res Hum Genet 10:554-63. 2007..We conclude that Internet testing can be reliable and valid for collecting cognitive test data on large samples even for children as young as 10 years...
- Genetic influences on specific versus nonspecific language impairment in 4-year-old twinsMarianna E Hayiou-Thomas
Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, London
J Learn Disabil 38:222-32. 2005..18 for SLI and .52 for NLI. Probandwise cross-concordances were suggestive of some genetic overlap between these two groups, but not with a subgroup of children with more severe cognitive delay...
- Why do preschool language abilities correlate with later reading? A twin studyNicole Harlaar
King s College London, England
J Speech Lang Hear Res 51:688-705. 2008..Language acquisition is predictive of successful reading development, but the nature of this link is poorly understood...
- Genetic influences in different aspects of language development: the etiology of language skills in 4.5-year-old twinsYulia Kovas
Social, Genetic, and Developmental Psychiatry, Institute of Psychiatry, London England
Child Dev 76:632-51. 2005..Genetic and environmental influences on language ability and disability are quantitatively and qualitatively similar for males and females...
- Low expressive vocabulary: higher heritability as a function of more severe casesLaura S DeThorne
Pennsylvania State University, University Park, USA
J Speech Lang Hear Res 48:792-804. 2005..Implications for molecular genetics and the construct of specific language deficits are discussed...