2022. Violent Resistance: Militia Formation and Civil War in Mozambique. Cambridge Studies in Contentious Politics, New York: Cambridge University Press.
2018. “Intervention, Autonomy and Power in Polarised Societies.” Contribution to edited volume, Brendan Browne and Althea Rivas (eds.), Experiences in Researching Conflict & Violence: Fieldwork Interrupted. Bristol: Policy Press.
2017. “Auxiliary Armed Forces and Innovations in Security Governance in Mozambique’s Civil War.” Contribution to special issue “Armed Groups and Multilayered Governance”, edited by Nelson Kasfir, Georg Frerks, and Niels Terpstra in Civil Wars 19(3): 325-347.
2015. Co-editor, Special Issue on “Militias in Civil Wars” in Journal of Conflict Resolution 59(5) (together with Stathis N. Kalyvas and Livia I. Schubiger).
2015. “Militias in Civil Wars.” Journal of Conflict Resolution 59(5): 755-69 (together with Stathis N. Kalyvas and Livia I. Schubiger).
2014. “Opportunities and Challenges to the Financing of African Union Peace Operations.” African Conflict and Peacebuilding Review 4(2): 86-107.
2014. “The Financing of International Peace Operations in Africa: A Review of Recent Research and Analyses.” APN Working Papers No. 1, SSRC African Peacebuilding Network.
2021. “Ignorance, denial and insurgency in Mozambique.” Africa is a Country, 17 December.
2020. “Review of Insurgent Fragmentation in the Horn of Africa: Rebellion and its Discontents, by Michael Woldemariam.” Africa: The Journal of the International African Institute 90(2): 421-422.
2019. “Peace is a Losing Strategy in Mozambique. Why Elections Could Cause Another Civil War.” Foreign Affairs, 27 September.
2018. “Spiritual Power and the Dynamics of War in the Provinces of Nampula and Zambézia.” Contribution to edited volume, Cahen, Michel, Eric Morier-Genoud, and Domingos do Rosário (eds.), The War Within: New Perspectives on the Civil War in Mozambique, 1976-1992. Suffolk: James Currey.
2017. “Is environmental philanthropy still a white man’s game?.” Africa Is A Country, September 25.
2016. “L’offre plurielle de sécurité dans le Grand Tunis. Quelles alternatives à l’État pour combler le « vide » sécuritaire?” Plural Security Insights Policy Brief, Clingendael Conflict Research Unit, July (together with Hatem Kahloun and Souhaïl Belhadj).
2016. “Falta de diálogo em Moçambique acentua polarização” (The lack of dialogue in Mozambique underlines polarization), Interview with Deutsche Welle Africa (Portuguese Service), February 29.
2016. “Here are 4 reasons why Mozambique isn’t a post-war success story.” The Washington Post Monkey Cage Blog, February 2.
2015. “Who’s fighting the Islamic State? Five things you need to know about militias in civil wars.” The Washington Post Monkey Cage Blog, September 21 (together with Stathis N. Kalyvas and Livia I. Schubiger).
2015. “A Luta Continua: A triumph for press freedom in Mozambique.” Africa Is A Country, September 24.
2014. “How Frelimo rehabilitated Renamo in time for Mozambique’s Elections.” Africa Is A Country, November 5.
2013. “Mozambique: How serious is Renamo’s pro-war rhetoric?” Africa Is A Country, October 25.
2008. “Governance Without Government—Politische Ordnung im Osten der DR Kongo” [Political Order in Eastern DR Congo]. In Ordnungen im Wandel. Globale und lokale Wirklichkeiten im Spiegel transdisziplinärer Analysen, eds. Friedrich Arndt, Carmen Dege, Christian Ellermann, Maximilian Mayer, David Teller, Lisbeth Zimmermann, Bielefeld: transcript.