There are a number of research, educational and advocacy organizations that support families coping with autism and fragile X syndrome.

Some of the available resources include:
Autism:
Autism Speaks – www.autismspeaks.org
Autism Society of America – www.autism-society.org

Fragile X:
FRAXA Research Foundation – www.fraxa.org
The National Fragile X Foundation – www.nfxf.org