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Savage, Robert; Georgiou, George; Parrila, Rauno; Maiorino, Kristina; Dunn, Kristy; Burgos, Giovani – Scientific Studies of Reading, 2020
We evaluated the impact of teaching complex grapheme-phoneme correspondences (GPC) derived from the Simplicity Principle to at-risk poor readers in Grade 2 classrooms, using a two-arm dual site matched control trial intervention. Poor word readers (n = 149) were allocated to either a) Simplicity GPC (n= 79) or b) Letter-Name Control (n= 70) small…
Descriptors: Grade 2, Elementary School Students, At Risk Students, Teaching Methods
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Georgiou, George K.; Torppa, Minna; Manolitsis, George; Lyytinen, Heikki; Parrila, Rauno – Reading and Writing: An Interdisciplinary Journal, 2012
We examined the longitudinal predictors of nonword decoding, reading fluency, and spelling in three languages that vary in orthographic depth: Finnish, Greek, and English. Eighty-two English-speaking, 70 Greek, and 88 Finnish children were followed from the age of 5.5 years old until Grade 2. Prior to any reading instruction, they were…
Descriptors: English, Finno Ugric Languages, Greek, Predictor Variables
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Steacy, Laura M.; Kirby, John R.; Parrila, Rauno; Compton, Donald L. – Scientific Studies of Reading, 2014
The Double Deficit Hypothesis of dyslexia is one approach to classifying students with reading disabilities. The theory offers four distinct groups of readers: (a) average readers, (b) students with phonological deficits, (c) students with naming speed deficits, and (d) students with double deficits: those having both (b) and (c). This study…
Descriptors: Dyslexia, Reading Difficulties, Classification, Symptoms (Individual Disorders)