For a more recent list of publications, please see my new website at the University of Konstanz.


Gleditsch, Kristian Skrede and Nils B. Weidmann. Richardson in the Information Age: GIS and Spatial Data in International Studies.
Annual Review of Political Science 15 (1).


Weidmann, Nils B. Violence "from above" or "from below"? The Role of Ethnicity in Bosnia's Civil War.
Journal of Politics 73 (4).

Wucherpfennig, Julian, Nils B. Weidmann, Luc Girardin, Lars-Erik Cederman and Andreas Wimmer. Politically Relevant Ethnic Groups across Space and Time: Introducing the GeoEPR Dataset.
Conflict Management and Peace Science 28 (5).

Cederman, Lars-Erik, Nils B. Weidmann and Kristian Skrede Gleditsch. Horizontal Inequalities and Ethno-nationalist Civil War: A Global Comparison.
American Political Science Review 105 (3).

Johnson, Dominic D.P., Nils B. Weidmann and Lars-Erik Cederman. Fortune Favours the Bold: An Agent-Based Model Reveals Adaptive Advantages of Overconfidence in War.
PLoS ONE 6 (6).

Schutte, Sebastian and Nils B. Weidmann. Diffusion Patterns of Violence in Civil Wars.
Political Geography 30 (3).


Cunningham, Kathleen and Nils B. Weidmann. Shared Space: Ethnic Groups, State Accommodation and Localized Conflict.
International Studies Quarterly 54 (4).

Weidmann, Nils B. and Michael D. Ward. Predicting Conflict in Space and Time.
Journal of Conflict Resolution 55 (6).

Weidmann, Nils B., Jan Ketil Rød and Lars-Erik Cederman. Representing Ethnic Groups in Space: A New Dataset.
Journal of Peace Research 47 (4).

Weidmann, Nils B. and Kristian Skrede Gleditsch. Mapping and Measuring Country Shapes: The cshapes Package.
The R Journal 2 (1).

Weidmann, Nils B. and Monica Duffy Toft. Promises and Pitfalls in the Spatial Prediction of Ethnic Violence: A Comment.
Conflict Management and Peace Science 27 (2).

Weidmann, Nils B., Doreen Kuse and Kristian Skrede Gleditsch. The Geography of the International System: The CShapes Dataset.
International Interactions 36 (1).


Weidmann, Nils B. Geography as Motivation and Opportunity: Group Concentration and Ethnic Conflict.
Journal of Conflict Resolution 53 (4).

Weidmann, Nils B. Kausalprozesse auf mehreren Ebenen: Ein Plädoyer für vertikale Integration in der Bürgerkriegsforschung [Causal Processes at Multiple Levels: A Plea for Vertical Integration in Civil War Research].
Politische Vierteljahresschrift 43 (2009).

Weidmann, Nils B. and Doreen Kuse. WarViews: Visualizing and Animating Geographic Data on Civil War.
International Studies Perspectives 10 (1).


Weidmann, Nils B. and Lars-Erik Cederman. GeoContest: Modeling Strategic Competition in Geopolitical Systems.
Social Science Computer Review 26 (4).


Weidmann, Nils B., Eibe Frank and Bernhard Pfahringer. A Two-level Learning Method for Generalized Multi-instance Problems.
Machine Learning: ECML2003. Lecture Notes in Computer Science. Springer.

Other Publications

2005. Weidmann, Nils B. and Luc Girardin. Technical Note: Evaluating Java Development Kits for Agent-Based Modeling.
Journal of Artificial Societies and Social Simulation 8 (2).