This article explores the available research literature on language development and language interventions among deaf and hard of hearing (d/hh) children. This literature is divided into two broad categories: Research on natural languages (specifically American Sign Language and spoken English) and research on communication systems (specifically…

Support for baby signing (BS) with hearing infants tends to converge toward three camps or positions. Those who advocate BS to advance infant language, literacy, behavioral, and cognitive development rely heavily on anecdotal evidence and social media to support their claims. Those who advocate BS as an introduction to another language, such as…

The study compared scores of 2 groups of hearing-impaired students ages 5 to 12 years on a literacy battery. Subjects (n=73) were receiving instruction which either completely encoded spoken English or incompletely encoded spoken English. Those receiving completely encoded English instruction tended to score higher on achievement tests especially…