The AAC Revolution

In the noughties, technological advancements in portable computers and tablets gave a voice to the non-verbal (non-speaking). The AAC (Augmentative and Alternative Communication) tablets (and some laptops) developed in the mid-2000s allowed disabled people to communicate their needs and wants. The advantage of AAC over sign language is three-sided. Most people don’t understand sign language, but Text to Speech overcomes that. Sign language requires good-enough fine motor skills. AAC normally...