Bridging Ability, Disability, and Cognitive Growth: Diagnostic Teaching in Special Education and Early Childhood

Teachers are rarely given what they truly need: a comprehensive framework for understanding how young learners think, process, and develop-and how to support those who struggle.Bridging Ability, Disability, and Cognitive Growth addresses this need by placing cognitive development directly in educators' hands through the Unified Development Continuum (UDC).Dr. Myung-Sook Koh presents child development as an interconnected hierarchy of cognitive systems rather than a collection of symptom-based profiles.Moving from foundational processes-sensory integration, attention, and perception-through advanced competencies such as abstract reasoning and executive function, and into integrated domains including social-emotional cognition, language, and literacy, the UDC demonstrates how cognitive systems build upon one another to form functional intelligence.Each continuum is paired with sequenced, classroom-ready diagnostic instruction, enabling educators to identify cognitive barriers early and r