Inclusion International
For information on the network of families, self-advocates and others, concerned with the lives of the 60 million persons with intellectual disabilities around the world that is made up of some 200 local and national member associations in 115 countries.

International Down Syndrome and Alzheimer Disease Consortium
This research project is designed to determine whether the administration of vitamin E, which has been shown to delay the progression of Alzheimer disease, will slow the rate of cognitive/functional decline in adults with Down syndrome 50 years of age or older. The project includes 20 cooperating sites worldwide. The webpage tracks the progress of the study and its sites.

University of Illinois at Chicago RRTC on Aging and Developmental Disabilities
To obtain information about aging and intellectual disabilities - Operates a clearinghouse of published materials.

Tizard Center - University of Kent at Canterbury
The primary aims of the centre through research, teaching and consultancy are: 1. to find out more about how to support and work with people effectively; 2. to help carers, managers and professionals develop the values, knowledge and skills that enable better services to help policy-makers, planners, managers and practitioners organise and provide better services.
The Tizard Centre is one of the leading academic groups in the UK working in learning disability, mental health and services for older people. It has excellent links with social service departments, health authorities and other relevant organisations.
The Centre provides short courses and degree and diploma programmes at the University of Kent at Canterbury and elsewhere and also has an extensive programme of consultancy and research both nationally and internationally.