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Fletcher, Jack M.; Lyon, G. Reid; Fuchs, Lynn S.; Barnes, Marcia A. – Guilford Press, 2018
Presenting major advances in understanding learning disabilities (LDs) and describing effective educational practices, this authoritative volume has been significantly revised and expanded with more than 70% new material. Foremost LD experts identify effective principles of assessment and instruction within the framework of multi-tiered systems of…
Descriptors: Learning Disabilities, Intervention, Identification, Evidence Based Practice
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Fletcher, Jack M.; Francis, David J.; Morris, Robin D.; Lyon, G. Reid – Journal of Clinical Child and Adolescent Psychology, 2005
The reliability and validity of 4 approaches to the assessment of children and adolescents with learning disabilities (LD) are reviewed, including models based on (a) aptitude-achievement discrepancies, (b) low achievement, (c) intra-individual differences, and (d) response to intervention (RTI). We identify serious psychometric problems that…
Descriptors: Educational Diagnosis, Low Achievement, Psychometrics, Adolescents