IDEA 50 Years Later: Technology and Teacher Preparation in Special Education

This article reflects on the 50-year anniversary of the passage of the Individuals with Disabilities Education Act (IDEA) and the evolution of technology in special education. We examine how early assistive tools, digital and networked resources, immersive simulations, and emerging artificial intelligence (AI) have progressively influenced access, instructional design, and teacher preparation. Decades of empirical work document a shift from sporadic, tool-by-tool adoption toward purposeful integration within evidence-based instructional frameworks. Universal Design for Learning (UDL), data-based decision-making, and explicit instruction now anchor many technology-supported practices. Recent scholarship on digital competence, immersive practice environments, and accessible instructional materials reveals both momentum and missed opportunities. Preparation programs often rely on uneven faculty expertise, fragmented coursework, and weak alignment between methods, practicum experiences, and technology expectations. Teacher education must intertwine technology through program structures rather than confining it to isolated modules. Candidates need preparation to critically analyze tool quality, proactively design accessible instruction, and deploy technologies to facilitate measurable skill development rather than novelty-driven engagement. The article concludes by identifying research priorities and system-level redesign targets to position educators for classrooms shaped by AI, immersive learning systems, and rising accessibility standards.