The report integrates findings of an international state-of-the-art study of augmentative communication, focusing on the interaction between a person using a communication aid and an able-bodied, natural speaker. Chapter titles and selected subtopics are as follows: (1) "Beyond Symbols and Switches: The Study of Communication Aid Use";…

This paper summarizes and illustrates an approach to assessment of communication development and treatment which focuses on the early relationships of preconversational children with their significant adults. The assessment approach is part of the Ecological Communication (ECO) model, which views caregivers of delayed children as critical to the…