People with disabilities are people first, just like everyone else.
Therefore, it is always best to address them by their names.
Utilizing People First Language (PFL) is a way to emphasize the person, not the disability they live with.
Examples of People First Language include saying:
The language surrounding disabilities has changed over time. Although some words and phrases have been commonly used in the past, they can be disrespectful towards people with disabilities and should be avoided. Some words and phrases to avoid using include:
Again, it is important to remember that people with disabilities are people first. Avoid using these words to describe people with disabilities:
Sources:
http://www.aucd.org/docs/add/sa_summits/Language%20Doc.pdf
https://www.chesapeake.edu/sites/default/files/disabilityposter_photos.pdf