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Brady, Nancy C.; Fleming, Kandace; Bredin-Oja, Shelley L.; Fielding-Gebhardt, Heather; Warren, Steven F. – Journal of Speech, Language, and Hearing Research, 2020
Purpose: The aim of this study was to investigate language growth in individuals with fragile X syndrome (FXS) from early childhood to adolescence and the influence of maternal responsivity on language growth. Method: We conducted a longitudinal analysis of language development in 55 youths (44 males, 11 females) with FXS. Data collection spanned…
Descriptors: Intellectual Disability, Language Acquisition, Vocabulary Development, Standardized Tests
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Raffington, Laurel; Prindle, John J.; Shing, Yee Lee – Developmental Psychology, 2018
Alleviating disadvantage in low-income environments predicts higher cognitive abilities during early childhood. It is less established whether family income continues to predict cognitive growth in later childhood or whether there may even be bidirectional dynamics. Notably, living in poverty may moderate income-cognition dynamics. In this study,…
Descriptors: Poverty, Cognitive Development, Scores, Prediction