“…Traditionally, communication intervention has focused on the use of symbolic forms of communication (e.g., speech, pictorial, sign systems) to help the young child acquire more conventional and linguistic interaction strategies (Carrier, 1974;Oliver & Halle, 1982;Schiefelbusch & Lloyd, 1974). However, an emerging trend in the field of AAC addresses the full continuum of AAC development for all individuals with significant disabilities, regardless of age (Reichle, Beukelman, & Light, 2002).…”