[This post is by Joe Fernandez, a technical writer for developer.android.com who cares about accessibility and usability. — Tim Bray.] We recently published some new resources to help developers make their Android applications more accessible: Accessibility Developer Guide Implementing Accessibility Training “But,” you may be thinking, “What is accessibility, exactly? Why should I make it a priority? How do I do it? And most importantly, how do I spell it?” All good questions.