For this assignment, you will write an informative essay to analyze five historical and theoretical events:

• Pioneer views of ASD prior to 1900s
• Clinicians and researchers associated autism spectrum disorder with “refrigerator mothers” and childhood schizophrenia
• The standardization of diagnostic criteria for ASD, including a discussion of Ivar Lovaas’ intensive behavior therapy results
• The study published by Andrew Wakefield in 1998 suggesting that the measles-mumps-rubella (MMR) vaccine causes autism
• Revision of the DSM-5

Use the resources on this page to help you.

Suggested keyword searches:

• history of autism
• refrigerator mother theory
• autism spectrum disorder childhood schizophrenia
• lovaas model of applied behavior analysis
• standardization of ASD diagnostic criteria 
• Wakefield study ASD
• autism and vaccines