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…

Presents study analyzing gestural communication of hearing children between one and two years of age, comparing it with the communication of a deaf child of deaf parents exposed to sign language since birth. Results suggest that the capacity to combine symbols, referential words, or signs simultaneously depends on exposure to a linguistic input. (…