Specially Designed Instruction: The Definitive Guide is an indispensable tool for anyone invested in the education of students with disabilities. The distinctiveness of this book lies in its focused approach on SDI, providing evidence-based strategies, practical applications, and addressing legal and ethical considerations in special education. This book stands out by offering a step-by-step guide for determining SDI, examples/nonexamples, case studies, clear objectives, and key vocabulary. This targeted approach results in a practical guide educators, administrators, and families can use to improve outcomes for students with disabilities. Moreover, the book is designed to be inclusive and applicable across demographic spectra, emphasizing the intersectionality of students in special education, and ensuring content is relevant and applicable to all students entitled to a free appropriate public education. This book will ensure educators are well-equipped to meet the needs of their students effectively.