Purpose: To investigate a model of language development for nonverbal preschool-age children learning to communicate with augmentative or alternative communication. Method: Ninety-three preschool children with intellectual disabilities were assessed at Time 1, and 82 of these children were assessed 1 year later, at Time 2. The outcome variable was…

The last 25 years have witnessed an explosion of research at the intersection of typical language development and child language disorders. A pioneer in bringing these fields of study together is Robin S. Chapman, Emerita, University of Wisconsin. This contributed volume honors her with chapters written by former students and colleagues, who track…