Researchers at the U.C. Davis MIND Institute has discovered regions in the state of California that have notably higher autism incidence. But the story is more complicated, and more sad, than one might think at first. Instead of indications of an “autism epidemic”, these clusters point to the fact that minority and poor children are much less likely to receive autism diagnoses.
This piece appeared yesterday referring to a new study that is observing differences between poorer and wealthier communities as regards number of children diagnosed with autism or Aspergers. Where there is less money, there are fewer children diagnosed.