Journal of Disability Policy Studies was created in 1990.

Nick Watson has written:

'Routledge handbook of disability studies' -- subject(s): Social Values, Disability studies, People with disabilities, Disabled Persons

Peizhong Peter Wang has written:

'Disability, epidemiological studies, and contextual factors'

According to the latest studies published in 2012, close to 944,000 adults in America have developmental disabilities. That constitutes about 0.4 percent of the total population.