American Journal of Speech-Language Pathology · 2013 · 25 citations · 39 references
These data support the validity of DA for describing heterogeneity among young children with severe disabilities who look similar on static assessment but appear differentially ready to learn behaviors associated with joint attention. This knowledge will assist clinicians in planning more efficacious services for young children who struggle to communicate and are at risk for extended therapeutic needs.
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Vygotsky and the Social Formation of Mind
Alex Kozulin, James V. Wertsch · The American Journal of Psychology · 1987 · 3.4K citations