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Bjarte Furnes; Åsa Elwér; Stefan Samuelsson; Rebecca Treiman; Richard K. Olson – Reading and Writing: An Interdisciplinary Journal, 2024
We investigated the stability and developmental interplay of word reading and spelling in samples of Swedish (N = 191) and U.S. children (N = 489) followed across four time points: end of kindergarten, grades 1, 2, and 4. Cross-lagged path models revealed that reading and spelling showed moderate to strong autoregressive effects, with reading…
Descriptors: Longitudinal Studies, Correlation, Reading Processes, Word Recognition
Deasy, Michael Joseph – ProQuest LLC, 2012
Concern over worldwide literacy rates prompted the United Nations to establish the UN Literacy Decade (2003-2012) with one area of focus being to provide support to schools to develop effective literacy programs (UNESCO, 2005). This study addressed the area of providing support to schools to develop effective literacy programs by exploring the…
Descriptors: Reading Instruction, Reading Achievement, Reading Tests, Predictor Variables
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Olson, Richard K.; Keenan, Janice M.; Byrne, Brian; Samuelsson, Stefan; Coventry, William L.; Corley, Robin; Wadsworth, Sally J.; Willcutt, Erik G.; DeFries, John C.; Pennington, Bruce F.; Hulslander, Jacqueline – Scientific Studies of Reading, 2011
Genetic and environmental relations between vocabulary and reading skills were explored longitudinally from preschool through Grades 2 and 4. At preschool there were strong shared-environment and weak genetic influences on both vocabulary and print knowledge but substantial differences in their source. Separation of etiology for vocabulary and…
Descriptors: Reading Comprehension, Genetics, Word Recognition, Etiology