Purpose: Several studies have demonstrated that dynamic assessment can be a less biased, valid approach for the identification of language disorder among diverse school-age children. However, all prior studies have included a relatively small number of participants, which is generally not adequate for psychometric research. This is the first…

Although the racial/ethnic demographics in the United States are changing, few studies evaluate the cultural and linguistic responsiveness of commonly used autism spectrum disorder screening and diagnostic assessment measures. The purpose of this study is to evaluate item and test functioning of the Autism Spectrum Rating Scales (ASRS) in a sample…

A study investigated the psychometric validity of current language impairment, communication activity limitation, and quality of life measures for differentiating 18 typical adults from 18 adults with chronic aphasia. Results indicated there existed significant relationships among some demographic variables and performance on the measures,…