Children with delayed language skills, who were from a socio-economic area defined as disadvantaged, made significant improvements in language skills after their parents were trained in easily learned strategies, enabling them to make simple changes in the way they interacted with their children. The 36 children, mean age five years, were…

This article reports on a 4-year follow-up study from the Learning Experiences and Alternative Program for Preschoolers and Their Parents (LEAP) randomized trial of early intervention for young children with autism. Overall, participants from LEAP classes were marginally superior to comparison class children on elementary school outcomes specific…