A/HRC/34/62 C. Other activities 7. During the thirtieth session of the Human Rights Council, the Special Rapporteur participated in three side events, on transitional justice in Sri Lanka; impunity in Burundi; and accountability for the torture programme of the United States Central Intelligence Agency, including reparations for victims. 8. On 14 and 15 October 2015, the Special Rapporteur participated in a high-level policy dialogue, held in Stockholm, on the subject “Guarantees of non-recurrence — from aspiration to policy: challenges and lessons in preventing mass violations”, organized in cooperation with the Ministry for Foreign Affairs of Sweden in follow-up to his report to the Human Rights Council on that subject (A/HRC/30/42). 9. On 26 October, he presented his report to the General Assembly (A/70/438). In the report, he addressed the preventive potential of measures associated with reform of the security sector, including the vetting of security institutions, in the context of guarantees of non-recurrence. 10. On 19 November, the Special Rapporteur gave the first distinguished lecture on transitional justice at the University of Leuven, Belgium. 11. On 9 December, the Special Rapporteur participated via video link in a conference entitled “Understanding the age of transitional justice”, organized by the NIOD Institute for War, Holocaust and Genocide Studies. On the same day, he participated in the observance of the International Day of Commemoration and Dignity of the Victims of the Crime of Genocide and of the Prevention of this Crime, at United Nations Headquarters. 12. On 17 December, the Special Rapporteur participated in the twenty-fourth special session of the Human Rights Council, on the human rights situation in Burundi. He was nominated as one of three experts charged with the independent investigation requested by the Council in resolution S-24/1 and visited Burundi in that capacity from 1 to 8 March and from 13 to 17 June 2016. 13. From 2 to 4 February 2016, the Special Rapporteur took part in the second international meeting organized by Global Action against Mass Atrocity Crimes, held in Manila. 14. On 25 and 26 April, the Special Rapporteur organized an expert meeting on participatory approaches to transitional justice, hosted by the United Nations Development Programme in New York. 15. On 10 May, the Special Rapporteur held meetings in Berlin with the Federal Foreign Office and parliamentarians. On 11 May, he gave a presentation at the German Institute for Human Rights. 16. On 19 May, the Special Rapporteur participated in the seminar titled “Breaking the cycle of violations: reforming judiciaries as prevention”, organized by the International Legal Assistance Consortium in Stockholm. 17. During the months of May and June, the Special Rapporteur participated in the online debate titled “Does collective remembrance of a troubled past impede reconciliation?”, organized by the International Center on Transitional Justice. 18. On 15 September, the Special Rapporteur facilitated a meeting for staff of a large number of departments of the Secretariat and United Nations agencies to reflect on how to improve joint analysis and coordination of transitional justice activities at the domestic level. 4