In his focus article, "Rethinking Traditional Methods of Survey Validation," published in this issue of "Measurement: Interdisciplinary Research and Perspectives," Andrew Maul wrote that it is commonly believed that self-report, survey-based instruments can be used to measure a wide range of psychological attributes, such as…

This response to an article on recommended practices in early intervention/early childhood special education identified by the Council for Exceptional Children's Division for Early Childhood raises concerns about the characteristics of the validation sample, the discrepancy between acceptance and use of recommended practices, and implications for…

This response to an article on recommended practices in early intervention/early childhood special education identified by the Council for Exceptional Children's Division for Early Childhood raises concerns about consensus as a legitimate method for identifying recommended practices, the significance of inclusion of a practice, and separation of…

This editorial addresses issues in the social validity of curriculum content for children with severe disabilities and notes the empirical validation of educational practices over the past 15 years. It also introduces four papers comprising a special feature titled "Meaningful Outcomes for Students with Severe Disabilities." (DB)