Dr. Majda El Sayed Obeid's 2013 book, 'Intellectual Disability,' offers a profound and detailed academic resource. The text systematically covers the definition, causes, classifications, and characteristics of intellectual disabilities. It provides readers with essential knowledge on diagnostic procedures, assessment tools, and effective educational and therapeutic intervention programs. This work serves as a foundational guide for special education students, psychologists, social workers, and parents, aiming to enhance understanding and support for individuals with intellectual disabilities, fostering their development and societal integration. It is an indispensable reference for professionals in the field.