James W. Partington, Ph.D., BCBA-D is the director of Behavior Analysts, Inc., and provides services to children and their families. He is a licensed psychologist with more than 45 years of experience working with children with developmental disabilities.  His expertise is in language-based intervention with children who have language delays as a result of autism and other related developmental disorders. He is the author of The Assessment of Basic Language and Learning Skills-Revised  (ABLLS-R®) and co-author of the Assessment of Functional Living Skills (AFLS®).