Access to information changes everything. With technology, astutely deployed, we can open the information of the world to people in ways unimaginable not-too-long ago. With technology, naively deployed, we can fall short of that. You might already know that digital images need text alternatives to be accessible to people with visual disabilities. You might already know about captioning audio content. But there is a lot more to be aware of. Learn what to look for, and when you might need to consult an expert, when planning, evaluating, designing, building, adding content to, or otherwise contributing to a website.