This two-volume set serves as a comprehensive training curriculum for families of young children with autism spectrum disorder up to age six. It includes a practitioner"s guide to teaching families to use naturalistic evidence-based intervention strategies to enhance their child"s social engagement, language, imitation, and play skills, and a manual for parents, as well as a DVD that contains video clips of parents using the techniques and PowerPoint slides for group sessions. The guide provides step-by-step guidelines for conducting parent training individually or in groups by special educators, speech-language pathologists, occupational therapists, social workers, psychologists, and behavioral specialists. The companion manual for parents includes instructions, illustrations, and homework practice sheets. Reproducible handouts and forms are provided. Ingersoll (psychology, Michigan State U., East Lansing) and Dvortcsak, a speech-language pathologist, co-directed the Autism Treatment and Research Program at the Hearing and Speech Institute (now the Artz Center) in Portland, Oregon. Annotation ©2010 Book News, Inc., Portland, OR (booknews.com)