Most researchers have concluded that potential AAC users must reach at least Stage V on Piaget's hierarchy of cognitive development in order to benefit from an AAC system.

Question

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Researchers have found that individuals at various stages of cognitive development can benefit from AAC systems, not just those who have reached Stage V of Piaget's hierarchy. AAC systems can be tailored to meet the communicative needs and abilities of users at different developmental levels.

Most Researchers Have Concluded That Potential AAC Users Must Reach