On March 3, 2019, the National Association of the Deaf (NAD) sent a letter to the American Speech-Language-Hearing Association (ASHA) in response to the open call for comments on the proposed position statement prepared by the ASHA Ad Hoc Committee to Develop a Position Statement that American Sign Language is a Distinct Natural Language.

In the letter, the NAD stated that "anyone who conducts ASL assessments must be fluent in ASL, as measured by a high score on the American Sign Language Proficiency Interview (ASLPI), the most reliable mechanism that exists to measure ASL proficiency at the present time."

Watch the full message in the video below.

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