Definition: Accessibility Barriers
•An accessibility barrier is one that prevents users with print disabilities from accessing, navigating, reading, and/or acquiring knowledge from printed materials (including digital content) through the use of assistive technology.
•In the case of this presentation… The term assistive technology (AT) is used to refer to software and hardware devices such as text-to-speech software, refreshable Braille displays, screen readers, screen magnifiers, etc.