Syndromes & Conditions - Tourette Syndrome
Tourette Syndrome Association -- New York: 
An extensive website from the national American support group. It includes a detailed description of Tourette syndrome, medical diagnosis and treatment, education, advocacy, research, news and events.
Tourette Syndrome Association of Australia -- Maroubra, NSW: Tourette Syndrome Association of Australia 
Website of TSAA, a non-profit charity run by volunteers, consisting of people with TS, their families, health and education professionals. The site includes information about Tourette Syndrome, services, resources, events, news and support groups.
A factsheet on Tourette syndrome includes a link to clinical trials.
Website developed by psychologist Leslie E. Packer which provides information on Tourette syndrome and related conditions with particular emphasis on school issues and behaviour.
Tourettes Action Tourettes Action
Tourettes Action is an United Kingdom organisation that provides support and research charity for people with Tourette Syndrome (TS) and their families. The site includes information about Tourettes, including an extensive resource library.