After reading Chapter 10, you should be able to:

• Describe the evolution of the definition of autism spectrum disorders.
   
• Identify the key features of the DSM-5 definition of autism spectrum disorders.
   
• Discuss examples of etiological possibilities of autism spectrum disorders.
   
• Summarize the behavioral, social, and communication characteristics typically associated with individuals with autism spectrum disorders.
   
• Explain how autism spectrum disorders are diagnosed.
   
• Describe instructional strategies often used with students with autism spectrum disorders.
   
• Summarize services for young children and adults with autism spectrum disorders.
   
• Explain how low-tech and hightech devices are used to facilitate communication in pupils with autism spectrum disorders.