Picture Exchange Communication System (PECS) as an intervention for autistic children

  Write a 10-12 page paper on the research supporting the use of a Picture Exchange Communication System (PECS) as an intervention for autistic children with self injurious behavior resulting from frustration due to their lack of communication skills. The paper should cite at least 10 original research articles (not literature reviews or websites). Discuss the positive and negative effects of the intervention and draw conclusions about whether the intervention is likely to be effective for the problem you are choosing to use it for.