
The Testing Psychologist Podcast · 2026-06-15 · 1h 2m
Would you rather read the transcript? Click here. In this episode, I sit down with renowned assessment expert Dr. Cecil R. Reynolds to discuss the upcoming release of the Behavioral Assessment System for Children, Fourth Edition, widely known as the BASC-4. We dive into the complex science behind test construction, examining why regular revisions are necessary to combat the seven year half-life of psychological knowledge and adapt to shifting clinical realities. Dr. Reynolds shares an insider look at the specific updates featured in the new edition, including neurodiversity-affirming adjustments to item language, an upgraded autism index for early childhood, and the upcoming introduction of narrowband scales for ADHD, autism, and mood disorders. We also address the systemic challenges of test development, the critical ethical requirement to choose instruments capable of withstanding legal cross-examination, and how practitioners can directly advocate for the creation of an adult broadband equivalent of the BASC system.