Specific learning disabilities are one of the most common and debilitating disorders experienced by children and adolescents, and students with specific learning disabilities may be particularly vulnerable to anxiety. The Revised Children's Manifest Anxiety Scale, Second Edition (RCMAS-2) is a newly revised measure of chronic, manifest anxiety…

The purpose of this study was to determine the constructs measured by the WISC-IV and the consistency of measurement across large normative and clinical samples. Competing higher order four- and five-factor models were analyzed using the WISC-IV normative sample and clinical subjects. The four-factor solution is the model published with the test…

The articles in this special issue make two important contributions to our understanding of the impact of accommodations on test score validity. First, they illustrate a variety of methods for collection and rigorous analyses of empirical data that can supplant expert judgment of the impact of accommodations. These methods range from internal…

Accommodation policymaking and practice should be guided by empirical research and informed clinical judgment. Findings from our study can provide information to test users about the validity of inferences that can be made from scores obtained from accommodated test administrations for students with disabilities. The factor structure of the newly…

The purposes of this study were to investigate the reliability and construct validity of measures of reading component skills with a sample of adult basic education (ABE) learners, including both native and nonnative English speakers, and to describe the performance of those learners on the measures. Investigation of measures of reading components…

The psychometric properties of the Hopelessness Scale for Children (A. Kazdin et al., 1983) were examined for children and adolescents with mental retardation or a learning disability. Analyses of scores from 261 students shows a factor structure almost identical to the original structure and scale scores of adequate validity. (SLD)