The Ontario Rett Syndrome Association (O.R.S.A.) is a volunteer, not-for-profit charity for parents, caregivers, researchers, medical professionals and other interested support agencies and individuals. O.R.S.A. became incorporated in 1991. Its Board of Directors is comprised of parents and caring citizens. O.R.S.A. provides information through a website, a newsletter and conferences. Support is provided to families regionally. The association funds Canadian research projects, three Rett Syndrome Clinics, a resource centre and the Canadian Rett Syndrome Registry. O.R.S.A. advocates to the needs of individuals with Rett syndrome and their families provincially and nationally.