Special thanks and acknowledgement to Christof Heyns, former United Nations Special Rapporteur on extrajudicial, summary or arbitrary executions; Maina Kiai, former Special Rapporteur on the freedoms of peaceful assembly and of association; Manfred Nowak, former Special Rapporteur on torture and other cruel, inhuman or degrading treatment or punishment, and Eleanor Jenkins and Kathleen Hardy, consultants to the Special Rapporteurs. UNODC wishes to acknowledge the substantive contribution of Anneke Osse, as consultant. Contributing throughout the development of the resource book were UNODC staff Anna Giudice, Claudia Baroni, Johannes (Joop) de Haan, Mohamed Hassani, Philip Meissner, Piera Barzano, Simon Charters, Simone Heri, Ulrich Garms and Valerie Lebaux, with the support of UNODC interns Viviane Damoiseaux, Rouzbeh Mouradi and Rohan Sinha. Further contributions came from Julien Chable, Hilarius (Lars) Huybrechts, Neil Davison (ICRC) and Mehdi Benchelah (UNESCO). On behalf of OHCHR, colleagues from the Rule of Law and Democracy Section were the main contributors.* *  The policy of OHCHR is not to attribute authorship of publications to individuals.