Offered as a service from the WebAIM website, Maine CITE provides the following “tip” on how to make your website more accessible to all people.
ARIA Authoring Practices
While ARIA holds great potential for improving accessibility, the reality is that current ARIA implementation most often makes accessibility worse due to misuse, overuse, and abuse. The ARIA Authoring Practices document provides detailed, yet understandable, documentation and examples on the proper usage of ARIA for modern web content. When implementing ARIA, but sure to check the Design Patterns to ensure you’re doing so correctly.
See also information about how you can subscribe to the monthly WebAIM Newsletter which contains lots of great information about web accessibility.