Here are a few recent additions to my pages:
Accessibility tutorial for course designers: Georgia Tech Research offers this FREE online tutorial, "...comprised of 10 modules that offer information, instructional techniques, and practice labs on how to make the most common needs in distance education accessible for individuals with disabilities, and enhance the usability of online materials for all students."
Accessibility in Distance Education ~ A Resource for Faculty in Online Teaching: "The Accessibility in Distance Education (ADE) Web site focuses on helping faculty develop accessible online learning materials for people with disabilities. It is divided into five major sections, targeting common accessibility questions."
DO-IT (Disabilities, Opportunities, Internetworking, and Technology): "DO-IT serves to increase the participation of individuals with disabilities in challenging academic programs and careers. It promotes the use of computer and networking technologies to increase independence, productivity, and participation in education and employment."
List-serve: Designing accessible distance learning courses: Click the link for information about how to join this list-serve. "The purpose of this list is to discuss issues related to creating accessible distance learning courses. This list fosters ongoing discussion about accessible website design, policy, and practice. It is supported by DO-IT [see link above] at the University of Washington."