Sixty years after autism was first recognized, there are still more questions than answers about the elusive disorder. Researchers across the globe, like Charles Nelson, PhD
, director of the Laboratories of Cognitive Neuroscience at Children's Hospital Boston, are investigating autism's causes. In his search for clues, Nelson's current research focuses on siblings of children with autism
In this video, Nelson describes the sibling autism study.
On July 7, PBS is airing a NOVA special about autism, featuring Nelson, called “Autism Genes. Have a question about current autism research, what factors clinicians look for when diagnosing it, and other questions about treatments? Click here to submit it. Nelson's responses will be posted on July 13.
Here, the mother of a child with autism describes what it's like to worry about whether subsequent children will also have the condition.