This article traces the sources of the estimates of the number of American Sign Language users in the United States. A variety of claims can be found in the literature and on the Internet, some of which have been shown to be unfounded but continue to be cited. In our search for the sources of the various (mis)understandings, we have found that all…

This pamphlet answers many questions about demographic aspects of hearing-impaired individuals, such as the number of hearing-impaired and deaf persons in the United States, the number with hearing problems that restrict communication, the number of hearing-impaired students and number of deaf college students, the demographic groups which have a…

The paper describes some of the major demographic differences between hearing impaired students with normal-hearing parents and those with hearing-impaired parents, based on Office of Demographic Studies data, and attempts to illustrate the complex interaction involved between these variables, academic achievement, and early parent-child…

Examined were the cognitive and social play behaviors of hearing impaired kindergarten children. Relations probed included those between: (1) children's social and cognitive play and sign-based or oral-aural-based classroom instruction; (2) children's overall efforts to communicate and type of class instruction; and (3) the quality of children's…

A method for collecting and disseminating information on hearing handicapped children was developed, and the availability of recorded information on both the incidence and development of hearing impaired children was determined. Detailed information was collected on 4,300 of the estimated 6,755 hearing impaired students enrolled in schools,…