A/HRC/37/25 66. Participation in the administration of justice is a fundamental condition of citizenship. States should enable persons with disabilities in their role as witnesses, jurors, experts, judges, lawyers or other interlocutors within the justice system to exercise their right to participate in public and political life on an equal basis with others. States must also seek to overcome barriers in access to justice by providing training to judicial officers, lawyers and others, including forensic experts, prison staff and the police, on the human rights of persons with disabilities. 67. States should collect and analyse disaggregated data on human rights violations against persons with disabilities and on how the justice system is providing access to a fair trial and effective remedies. Implementation of disaggregated data-collection tools such as the Washington Group on Disability Statistics Short Set of Questions can contribute to the data revolution and the realization of the promise of “leaving no one behind” under the Sustainable Development Goals, particularly goal 16. 17