At the opening march on Tuesday, disability activists carried a giant paper mache puppet of Justin Dart, an activist who was instrumental in passing the Americans with Disability Act (ADA). Next month will mark the 20th anniversary of the landmark bill, which established legal protections against discrimination on the basis of disability. Two decades after this legislation, many disability communities continue to push for recognition of and compliance with the rights enshrined by the ADA, while others also focus on developing alternative or non-state approaches to disability justice. The U.S.