Since the first edition of this landmark guide was published, there has been increased interest in services for library patrons on the autism spectrum; indeed, more people of all ages now self-identify as autistic. Those who understand the unique characteristics of autistic young people know that ordinary library programming guides are not up to the task of effectively serving these library users. Well qualified to speak to this need, Anderson is an educator, library researcher, and former public librarian who has helped to develop two IMLS funded initiatives that train library workers to better understand and serve autistic patrons. Here, she offers librarians who work with children and teens in both public library and K-12 educational settings an updated, comprehensive resource that includes