“Murder and the SAPS’ Policing of Illegal Firearms in South Africa”, Acta Criminologica, Vol. 31, No. 1, 2018.
“Police Militarization and the ‘War on Crime’ in South Africa”, Journal of Southern African Studies Vol. 44, No. 5, October 2018.
“The Conundrum of DDR Coordination: The Case of South Sudan”, Stability: International Journal of Security and Development, Vol. 7, No. 1, 2018 (with Theo Stainer).
“Massacres and the Reform of the Police: South Africa Past and Present”, South African Crime Quarterly, 63, March 2018.
“Fighting Fire with an Inferno: The South African Police Service and the ‘War’ on Violent Crime”. SUR- International Journal on Human Rights, 22, 2015.
“The Global Status Report on Violence Prevention 2014: Where to for the South African Health Sector?” SAMJ: South African Medical Journal, 105 (with Cathy Ward), 2015.
“African Solutions to an International Problem: Arms Control and Disarmament in Africa”,
“National and International Policies to Prevent and Reduce Armed Violence”, in: P. Donnelly and C. L. Ward (eds.) Oxford Textbook of Violence Prevention: Epidemiology, Evidence, and Policy (Oxford: Oxford University Press), pp. 285-290, 2016.
Why is Crime in South Africa so Violent? Updated Rapid Evidence Assessment on Violent Crime in South Africa, (Pretoria: PSPPD and National Treasury), 2016 (with Giselle Warton).
DDR 20 Years Later. Historical Review of the Long-Term Impact of Post-Independence DDR in Southern Africa, (Washington D.C.: World Bank), 2013.
Assessing the Reintegration of Ex-Combatants in the Context of Instability and Informal Economies, (Washington D.C.: World Bank), 2012.
Rumours of War, Whispers of Peace, Assessment of the Reintegration of Ex-Combatants into Civilian Life in North Kivu, South Kivu and Ituri, Democratic Republic of Congo, (Washington D.C.: World Bank), 2012 (with Nelson Alusala, Gregory Mthembu-Salter and Jean-Marie Gasana).
Transitional Justice and DDR: The Case of South Africa, (New York, ICTJ), 2009 (with Hugo van der Merwe).
Journal of International Affairs, Spring/Summer, Vol. 62, No. 2, pp. 69-83 (with Dominique Dye), 2009.
“Parading US Security Interests as African Security Policy, Contemporary Security Policy, Vol. 30, No. 3, pp. 50-52, 2009.
“The Meaning of Loss: Firearms Diversion in South Africa”. Small Arms Survey (ed.), Small Arms Survey 2008 (Cambridge: Cambridge University Press), pp. 183-201 (with Gregory Mthembu-Salter), 2008.
“Reaping the Whirlwind: The Demobilisation and Reintegration of Former Combatants in Zimbabwe, 1979-2004”, In David Everatt (ed.), Only Useful Until Democracy? Reintegrating Ex-Combatants in Post-Apartheid South Africa with Lessons from Kosovo and Zimbabwe (Johannesburg: Atlantic Philanthropies), pp. 73-78, 2007.
“Beyond 'Shadow-Boxing' and 'Lip Service'. The Enforcement of Arms Embargoes in Africa”, ISS Occasional Papers, 135, 2007.
“Militarising Politics and Development: The Case of Namibia”, In Lars Buur, Steffen Jensen and Finn Stepputat (eds.), The Security-Development Nexus: Expressions of Sovereignty and Securitization in Southern Africa (Uppsala: Nordic Africa Institute and HSRC Press), 152-173, 2006.
“Militarisation’s Long Shadow: Namibia’s Legacy of Armed Violence”, Economics of Peace and Security Journal, Vol. 1, No. 2, pp. 30-38, 2006.
Report of the Panel of Experts on Liberia Submitted Pursuant to Paragraph 5 (e) of Security Council Resolution 1792 (2007) Concerning Liberia, UN Document S2008/371 (New York: United Nations), 2008 (with Tom Creal and Wynet Smith).
“The Illicit Arms Trade in Africa: A Global Enterprise”, African Analyst, Issue 1, 2006, pp. 45-54 (with Matt Schroeder).
“Transition from Military to Civilian Life: the Case of Retired Special Forces Operators”, Track Two, Vol. 11, Nos. 7 & 8, 2003.
“Debasing Democracy: Security Forces and Human Rights Abuses in Post-Liberation Namibia and South Africa”, in Melber, H (comp.) Measuring Democracy and Human Rights in Southern Africa (Uppsala, Nordiska Afrikainstitutet Institute Discussion Paper 18), pp. 30-49, 2002.
“Prospects for Regional Co-operation in Southern Africa”, Regionalism and Regional Integration in Africa: A Debate of Current Aspects and Issues (Uppsala, Nordiska Afrikainstitutet Discussion Paper 11), pp. 54-74 (with Heribert Dieter and Henning Melber), 2001.
“The Demand for Military Spending in South Africa”, Journal of Peace Research, Vol. 39, No. 2, pp. 315-330, 2002 (with Peter Batchelor and J. Paul Dunne).
“Reflections on Demilitarisation: A Southern African Perspective”, International Peacekeeping, Vol. 7, No. 3, pp. 120-136, 2000.