The issue of corporate responsibilities has had a tumultuous history at the United Nations. When the Human Rights Council unanimously endorsed John Ruggie’s Guiding Principles in June 2011, it was the first time that the UN stated authoritatively its expectations in the area of business and human rights. This volume captures this special moment in time: a moment of taking stock of a successfully concluded UN Special Representative mandate (2005–2011) and of preparing for the massive task of following up with more operational guidance, effective governance mechanisms and sound theoretical treatments.