Symbol vocabulary and the focus of conversations: augmenting language development for youth with mental retardation.

@article{Adamson1992SymbolVA,
  title={Symbol vocabulary and the focus of conversations: augmenting language development for youth with mental retardation.},
  author={Lauren B. Adamson and Mary Ann Romski and K P Deffebach and Rose Ann Sevcik},
  journal={Journal of speech and hearing research},
  year={1992},
  volume={35 6},
  pages={1333-43}
}
Communication devices designed to augment the language development of individuals with severe cognitive disabilities and little or no functional speech typically contain primarily nouns because they seem easiest to acquire and evaluate. In this study, the effect of a more diverse vocabulary was assessed. Systematic observations of the use of computerized speech-output devices by 12 youth with moderate or severe mental retardation and severe spoken language disability and by their partners were… CONTINUE READING