A definitive textbook for students in speech-language pathology, audiology, and communication sciences and disorders, Principles and Practices in Augmentative and Alternative Communication offers students an introduction to augmentative and alternative communication (AAC) and prepares them for working with clients with complex communication needs. Drs. Donald R. Fuller and Lyle L. Lloyd provide a foundation for the development of assessment and intervention procedures and practices within the framework of the communication model and its major components: the means to represent, the means to select, and the means to transmit. Principles and Practices in Augmentative and Alternative Communication consists of five major units: An introduction to AAC, from its history to current practice An overview of AAC symbols and a comprehensive discussion of aided and unaided symbols A review of AAC technology The components of AAC assessment: principles, vocabulary, symbol selection, and the prescription of AAC technology AAC intervention: everything from the components of the intervention process to examples from specific cases and settings Instructors in educational settings can visit www.efacultylounge.com for additional materials to be used for teaching in the classroom. Students and professionals looking for a foundational textbook in the field of AAC will find Principles and Practices in Augmentative and Alternative Communication to be effective, contemporary, and practical.