The fifth edition of Autism Spectrum Disorders: Advancing Positive Practices in Education provides readers with a comprehensive and accessible understanding of current research and evidence-based practices in autism spectrum disorders (ASD), linking research, theory, and practice. This new edition includes new chapters on trauma and co-morbidity, current trends in autism research, social media, neurodiversity, and aging in people with ASD. It also features updated content on international contexts and culturally sustaining and relevant practices. Aligned with DSM-5 diagnostic criteria, this text continues to be critical reading for students and researchers in special and inclusive education programs.