SiDLab on Léman Bleu
Léman Bleu reports on the SiDLab platform for anticipating global negotiations.
Entries by bouffana
New Preprint: Aligning the Unseen in Attributed Graphs
Our new preprint studies the interplay between graph geometry and the manifold of node attributes, and how their misalignment reveals hidden structure in attributed graphs. Aligning the Unseen in Attributed Graphs: Interplay between Graph Geometry and Node Attributes ManifoldLabarthe A, Bouffanais R & Randon-Furling J, arXiv preprint arXiv:2601.22806 (2026). [pdf] [doi] [web]
SNSF Grant on Social Contagions and Hypergraphs
The Swiss National Science Foundation funds a four-year project on opinion dynamics on hypergraphs for collective decision systems.
World Knowledge Dialogue 2026: Multilateralism in Crisis
SiDLab co-organised the Triangle Azur World Knowledge Dialogue 2026 on the role of science diplomacy in turbulent times.
New Preprint: Higher-Order Interactions in U.S. Diplomacy
Using U.S. diplomatic communications, our new preprint shows how hypergraph representations reveal higher-order interactions in complex networks. Revealing Higher-Order Interactions in Complex Networks: A U.S. Diplomacy Case StudyRondeau A, Wernli D & Bouffanais R, arXiv preprint arXiv:2509.10333 (2025). [pdf] [doi] [web]
Working Paper: Measuring Gridlock in the UN Security Council
A new working paper proposes a data science approach to measure gridlock in the United Nations Security Council from 1946 to 2024. A Data Science Approach to Measure Gridlock in the United Nations Security Council from 1946 to 2024Scherer D, Chopard B, Levrat N, Bouffanais R & Wernli D, SSRN 5527746 (2025). [doi] [web]
Working Paper: Citation Network of UN Resolutions
A new working paper builds the citation network of United Nations resolutions and shows how it reveals patterns of norm diffusion in multilateral governance. Citation Network of United Nations Resolutions Reveals Norm Diffusion Patterns in Multilateral GovernanceWernli D, Bouffanais R, Levrat N, Scherer D & Sauser J, SSRN 5390403 (2025). [doi] [web]
Director of the Computer Science Department
Roland Bouffanais has been appointed Director of the Computer Science Department of the Faculty of Science, University of Geneva. [Computer Science Department]
Congratulations Dr. Ajaykumar Manivannan
Ajay Manivannan successfully defended his Ph.D. thesis on human vertical mobility in complex urban environments.
Science and Diplomacy at EPFL (CECAM–MARVEL)
On 28 February 2025, Roland Bouffanais was one of four invited speakers at the Mary Ann Mansigh Conversation “Science and Diplomacy” at EPFL in Lausanne. The series is jointly organized by CECAM and the NCCR MARVEL. Roland opened the program with the talk “Computational diplomacy: Understanding and analyzing international relations in the digital age”. He […]