The Arc of the United States advocates for the rights and full participation of all children and adults with intellectual and developmental disabilities. Together with our network of members and affiliated chapters, we improve systems of supports and services; connect families; inspire communities; and influence public policy. The Arc of the United States has been at the forefront of securing civil rights and full participation in all areas of life for children and adults with intellectual and developmental disabilities since 1950. We serve 7.2 million individuals and their families throughout the nation.