From the work of experts on human rights treaty bodies, such as the Committee on Economic, Social and Cultural Rights and the Human Rights Committee, to the recent regular Universal Periodic Review of all countries' rights records by the Human Rights Council, there is now an expansive global structure to assess, monitor and criticize human rights violations.

Contributors to this issue of the UN Chronicle were asked to look back on the half-century since the adoption of the Covenants and take stock of the status of those rights and the functioning of the United Nations human rights machinery—the various treaties, offices and programmes designed to protect and promote the freedoms enshrined in the Covenants and the Universal Declaration, collectively known as the International Bill of Human Rights.