While deaf children learning American Sign Language (ASL) from deaf caregivers generally develop along typical trajectories, some have been skeptical that deaf children who have hearing caregivers--the majority of deaf children--can similarly benefit from ASL exposure. This study tracked ASL fluency and academic achievement among a large sample of…

Purpose: The development of vocabulary size in deaf/hard of hearing (DHH) children and adolescents can be delayed compared to their peers due to lack of access to early language input. Complementary vocabulary interventions are reported in the literature. Our aim is to evaluate the effectiveness of intervention methods for their vocabulary…

The African worldview of Ubuntu predates Vygotskian theory, but the Ubuntu view that the community defines the person aligns uncannily with Vygotsky's biosocial proposition and contemporary conceptions of deaf ontology and epistemology. Unlike prevailing Euro-American thought, Ubuntu accentuates the view that it is not any physical or…

This survey study examined augmentative and alternative communication (AAC) practices reported by early intervention speech-language pathologists (SLPs) across the United States (N = 376). The study examined (a) types of AAC that SLPs reported using (i.e., sign language, photographs, pictures, symbols, talking switches, and iPad apps or dedicated…