Action Behavior Centers - ABA Therapy for Autism (“ABC”) is the leading provider of Applied Behavior Analysis (ABA) therapy in Texas, Arizona, Colorado, Illinois, North Carolina, and Minnesota. Based in Austin, Texas, ABC specializes in improving the lives of children on the autism spectrum. Duncanville is a city in southwestern Dallas County, Texas, United States. Duncanville’s population was 40,706 at the 2020 census. Duncanville schools outperform many of the school districts throughout the Dallas–Fort Worth area.