“The RDI Book: Forging Pathways for Autism, Asperger’s & PDD” is a non-fiction textbook written by Steven Gutstein, published in 2008 by Connections Center. This first edition book, with 385 pages, is intended for young adults and adults interested in family and relationships, psychology, and treatments for autism, Asperger’s, and PDD. The book provides an illustrated guide to understanding and improving relationships for individuals on the autism spectrum, offering practical insights and strategies for navigating social challenges and fostering meaningful connections.”