In 1987 President Ronald Reagan proclaimed March to be observed as “Developmental Disabilities Awareness Month.” This milestone proclamation called upon Americans to provide the “encouragement and opportunities” necessary for people with developmental disabilities to reach their full potential.
Developmental disabilities are a group of conditions due to an impairment in physical, learning, language, or behavior areas. About one in six children in the U.S. have one or more developmental disabilities or other developmental delays.
In general, the functional criteria of a developmental disability are that the person has a chronic physical and/or intellectual disability that:
Manifests in the developmental years, before age...