The purpose of this article is to review the importance of play in a young child's life and to discuss the importance of measuring play when designing interventions for children with autism. Furthermore, this paper will present an example of a consistent and reliable observation system that assesses the complexity and variety of play on children with autism and with typically developing children.

Article discussing advances, challenges, and future directions for training of behavior analysts for autism services within the context of higher education in the United Kingdom, the Czech Republic, Greece, Iceland, Italy, Norway, and Sweden.