In order to get faculty buy in for accessibility, you must focus on why it is important.
"We don’t teach to teach the privileged and the few, we teach to teach all, and if we don’t become accessible, we are not teaching everyone.”- Lucy Greco
In terms of education, we are mandated by law that all digital content is accessible.(The Rehabilitation Act of 1973-amended many times)
Not every disability is visible or disclosed.
Students with disabilities are a vulnerable population in higher education.