WAI-ARIA 1.0 User Agent Implementation Guide
is now a W3C Candidate Recommendation. It describes WAI-ARIA (Accessible Rich Internet Applications) implementation for rendering engines, and expose WAI-ARIA features to platform accessibility APIs.
Leslie F. Sikos, Ph.D.
is a Web standardista specializing in website standardization, Responsive Web Design, Semantic Web technologies, Web accessibility, Search Engine Optimisation (SEO), and multimedia. He is a publishing expert with numerous academic papers and 13 textbooks, including Web Standards, an Amazon.com bestseller. Dr. Sikos is a member of several standardization bodies, and actively contributes to the development of open standards.