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Wanzek, Jeanne; Otaiba, Stephanie Al; Schatschneider, Christopher; Donegan, Rachel E.; Rivas, Brenna; Jones, Francesca; Petscher, Yaacov – Journal of Research on Educational Effectiveness, 2020
This study examined the effectiveness of the intensive implementation of a multicomponent reading intervention ("Voyager Passport") with 306 fourth-grade students with severe reading difficulties. Students with reading comprehension achievement below the 15th percentile in the fall of fourth grade were randomly assigned to the intensive…
Descriptors: Intervention, Elementary School Students, Students with Disabilities, Reading Difficulties
Wanzek, Jeanne; Al Otaiba, Stephanie; Schatschneider, Christopher; Donegan, Rachel E.; Rivas, Brenna; Jones, Francesca; Petscher, Yaacov – Grantee Submission, 2020
This study examined the effectiveness of the intensive implementation of a multicomponent reading intervention (Voyager Passport) with 306 fourth grade students with severe reading difficulties. Students with reading comprehension achievement below the 15%ile in the fall of fourth grade were randomly assigned to the intensive intervention or to…
Descriptors: Intervention, Grade 4, Elementary School Students, Reading Difficulties
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O'Brien, Beth A.; Wolf, Maryanne; Lovett, Maureen W. – Dyslexia, 2012
Long-standing issues with the conceptualization, identification and subtyping of developmental dyslexia persist. This study takes an alternative approach to examine the heterogeneity of developmental dyslexia using taxometric classification techniques. These methods were used with a large sample of 671 children ages 6-8 who were diagnosed with…
Descriptors: Dyslexia, Reading Difficulties, Reading Fluency, Symptoms (Individual Disorders)