Emory University's Jennifer Sarrett offers an interesting although sadly brief analysis of the way in which autism is treated in the mass media: Trapped Children.
She examines media depictions of children with autism, first in the 1960s, and then today. In those 40 years, professionals radically changed their minds about autism: in the 60s, a lot of people thought it was caused by emotionally distant refrigerator mothers; nowadays, we think it's a neural wiring disorder caused by deleted genes.
Yet, she says, while theories about the causes have changed, the media's view of what autism is hasn't, and assumptions from the 60s are still around (even amongst professionals). She identifies two enduring themes: