explores the ways that educators around the world reduce barriers for students with disabilities and other challenges by planning and implementing accessible, equitable, high-quality curricula. Incorporating key frameworks such as Universal Design for Learning, these dynamic contributions highlight essential supports for flexibility in student engagement, representation of content, and learner action and expression. This comprehensive resource—rich with coverage of foundations, policies, technology applications, accessibility challenges, case studies, and more—leads the way to design and delivery of instruction that meets the needs of learners in varying contexts, from early childhood through adulthood.