Limitations in the use of nondisabled subjects in AAC research

References

• Bedrosian, J. L., Hoag, L. A., Calculator, S. N., & Molineux, B. (1992). Variables influencing perceptions of the communica-tive competence of an adult augmentative and alternative communication user. Journal of Speech and Hearing Re-search, 35, 1105–1113.
   Web of Science ®Google Scholar
• Bedrosian, J. L., Hoag, L. A., Johnson, D., & Calculator, S. N. (1993, November). Perceptions of communicative compe-tence in adults with cerebral palsy. Paper presented at the American Speech-Language-Hearing Association Conven-tion, Anaheim, CA.
   Google Scholar
• Calculator, S. N. (1988). Evaluating the effectiveness of AAC programs for persons with severe handicaps. Augmentative and Alternative Communication, 4, 177–179.
   Google Scholar
• Dalton, B. M., & Bedrosian, J. L. (1989). Communicative perform-ance of adolescents with severe speech impairment: Influence of context. Journal of Speech and Hearing Disorders, 54, 403–421.
   PubMedGoogle Scholar
• Egof, D. (1988). Coding communication devices: The effects of symbol set selection and code origin on the recall of utter-ances. Paper presented at the third annual CEC/TAM confer-ence, Baltimore, MD.
   Google Scholar
• Farrier, L. D., Yorkston, K. M., Marriner, N. A., & Beukelman, D. R. (1985). Conversational control in nonimpaired speakers using an augmentative communication system. Augmentative and Alternative Communication, 1, 65–73.
   Google Scholar
• Gerber, S., & Kraat, A. (1992). Use of a developmental model of language acquisition: Applications to children using AAC systems. Augmentative and Alternative Communication, 8, 19–32.
   Google Scholar
• Hersen, M., & Barlow, D. H. (1976). Single-case experimental designs: Strategies for studying behavior change. New York: Pergamon Press.
   Google Scholar
• Higginbotham, D. J. (1989). The interplay of communication device output mode and interaction style between nonspeak-ing persons and their speaking partners. Journal of Speech and Hearing Disorders, 54, 320–333.
   PubMedGoogle Scholar
• Higginbotham, D. J. (1990). Considering single subject experi-mental designs in social interaction and discourse research. In J. Brodin & E. Björck-Akesson (Eds.), Methodological is-sues in research in augmentative and alternative communica-tion (pp. 79–85). Stockholm, Sweden: The Swedish Handicap Institute.
   Google Scholar
• Higginbotham, D. J. (1995). Use of nondisabled subjects in AAC research: Confessions of a research infidel. Augmentative and Alternative Communication, 11, 2–5.
   Google Scholar
• Kraat, A. (1990). Methodological issues in the study of language development for children using AAC systems. In J. Brodin & E. Björck-Akesson (Eds.), Methodological issues in research in augmentative and alternative communication (pp. 118–123). Stockholm, Sweden: The Swedish Handicap Institute.
   Google Scholar
• Letto, M., Bedrosian, J., & Skarakis-Doyle, E. (1994). Application of Vygotskian developmental theory to language acquisition in a young child with cerebral palsy. Augmentative and Alterna-tive Communication, 10, 151–160.
   Google Scholar
• Light, J. (1988). Interaction involving individuals using augmen-tative and alternative communication systems: State of the art and future directions. Augmentative and Alternative Commu-nication, 4, 66–82.
   Google Scholar
• Light, J. (1989). Encoding techniques for augmentative commu-nication systems: An investigation of the recall performance by nonspeaking physically disabled adults. Unpublished doc-toral dissertation, University of Toronto.
   Google Scholar
• Light, J., & Lindsay, P. (1991). Cognitive science and augmenta-tive and alternative communication. Augmentative and Alter-native Communication, 7,186–203.
   Google Scholar
• Light, J., Lindsay, P., Siegel, L., & Parnes, P. (1990). The effects of message encoding techniques on recall by literate adults using AAC systems. Augmentative and Alternative Communi-cation, 6, 184–201.
   Google Scholar
• McNaughton, S. (1990). Session summary: Methodological chal-lenges in applying single case designs to problems in AAC. In J. Brodin & E. Björck-Akesson (Eds.), Methodological is-sues in research in augmentative and alternative communica-tion (pp. 86–88). Stockholm, Sweden: The Swedish Handicap Institute.
   Google Scholar
• Mirenda, P., & Beukelman, D. (1990). A comparison of intelligi-bility among natural speech and seven speech synthesizers with listeners from three age groups. Augmentative and Alter-native Communication, 6,61–68.
   Google Scholar
• Mirenda, P., & Beukelman, D. R. (1987). A comparison of speech synthesis intelligibility with listeners from three age groups. Augmentative and Alternative Communication, 3, 120–128.
   Google Scholar
• Mirenda, P., Eicher, D., & Beukelman, D. (1989). Synthetic and natural speech preferences of male and female listeners in four age groups. Journal of Speech and Hearing Research, 32, 175–183.
   PubMedGoogle Scholar
• Mitchell, P. R., & Atkins, C. P. (1988). A comparison of the single word intelligibility of two voice output communication aids. Augmentative and Alternative Communication, 4,84–88.
   Google Scholar
• Mizuko, M. (1987). Transparency and ease of learning of symbols represented by Blissymbols, PCS, and Picsyms. Augmentative and Alternative Communication, 3,129–136.
   Google Scholar
• Mizuko, M., & Esser, J. (1991). The effect of direct selection and circular scanning on visual sequential recall. Journal of Speech and Hearing Research, 34, 43–48.
   PubMedGoogle Scholar
• Murray, P., Bedrosian, J., & Higginbotham, J. (August, 1992). Communicative performance of VOCA users: Effect of task. Paper presented at the ISAAC Conference, Philadelphia, PA.
   Google Scholar
• Romski, M., & Sevcik, R. (1988). Augmentative and alternative communication systems: Considerations for individuals with severe intellectual disabilities. Augmentative and Alternative Communication, 4, 83–93.
   Google Scholar
• Sevcik, R. A., Romski, M. A., & Wilkinson, K. M. (1991). Roles of graphic symbols in the language acquisition process for per-sons with severe cognitive disabilities. Augmentative and Al-ternative Communication, 7, 161–170.
   Google Scholar
• Spradley, J. (1980). Participant observation. New York: Holt, Rinehart & Winston.
   Google Scholar