The expanded second edition of Autism: A Social and Medical History by Mitzi Waltz offers a comprehensive exploration of autism, tracing how the condition has been understood and treated from its early conceptualizations to the present day. Building on the first edition, this updated volume addresses emerging topics and debates, providing insights into the experiences of autistic people, the work of clinicians, and broader societal perspectives. Waltz examines both historical and contemporary issues, highlighting the ongoing challenges faced by autistic individuals and their communities. Key Features Expanded Content: Includes new chapters and sections on the anti-vaccination movement, advances in genetic and genomic research, and the growth of the autism self-advocacy movement. Gender Focus: Explores increased diagnoses among girls and women, offering insight into gender differences in autism recognition and experience. Media Analysis: Investigates how autism is represented in traditional media and social media platforms. Perspectives from Lived Experience: Features interviews with autistic individuals, parents, and key researchers to provide diverse, firsthand viewpoints. Historical and Social Context: Examines autism through both historical and contemporary lenses, emphasizing its evolving conceptualization and treatment. Critical Reflection: Encourages consideration of what developments in autism research and advocacy mean for individuals, clinicians, and society at large.