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Intellectual and Developmental Disabilities

This guide aims to provide background on IDD and the many contributing factors/diagnoses, as well as resources for student/faculty researchers and relevant organizations to be aware of.

Image Source: Pexels


The following resources are available free to the public relating to the history, legislation, and advocacy surrounding intellectual and developmental disabilities.


When researching or working with vulnerable populations, it's always important to ensure your sources are ethical. The following organizations provide a lot of in-depth information that is useful not only in research efforts, but in advocacy efforts as well. They're divided up locationally by national, state, and county divisions.


National Organizations

Statewide Organizations

Organizations in Allegheny County