Our vision is a A Full Life Without Limits for everyone with Prader-Willi syndrome. Individuals with Prader-Willi syndrome should have the opportunity to pursue their hopes and dreams to the full extent of their talents and capabilities. The success of people with Prader-Willi syndrome depends greatly upon the knowledge and support of the community around them. Prader-Willi California Foundation provides individuals with PWS, their families and professionals with a state network of information, advocacy and support services.