Emma J Weisblatt
Caroline S Langensiepen
Beverley Cook
Claudia Dias
Kate Plaisted Grant
Manuj Dhariwal
Meggie S Fairclough
Susan E Friend
Amy E Malone
Bela Varga-Elmiyeh
Alicia Rybicki
Prathibha Karanth
Matthew K Belmonte
International Journal of Human-Computer Interaction 35(8):643-665 (27 March 2019).
Autism is a heterogenous condition, encompassing many different subtypes and presentations. Of those people with autism who lack communicative speech, some are more skilled at receptive language than their expressive difficulty might suggest. This disparity between what can be spoken and what can be understood correlates with motor and especially oral motor abilities, and thus may be a consequence of limits to oral motor skill. Point OutWords, tablet-based software targeted for this subgroup, builds on autistic perceptual and cognitive strengths to develop manual motor and oral motor skills prerequisite to communication by pointing or speaking. Although typical implementations of user-centered design rely on communicative speech, Point OutWords users were involved as co-creators both directly via their own nonverbal behavioral choices and indirectly via their communication therapists' reports; resulting features include vectorized, high-contrast graphics, exogenous cues to help capture and maintain attention, customizable reinforcement prompts, and accommodation of open-loop visuomotor control.
This reprint is Crown Copyright and therefore falls under the terms of the Open Government Licence.
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