Publications

Working Papers
Independence of Approximate Clones with Ordinal Preferences
Théo Delemazure.
Do Grades Have Absolute Meaning? An Experiment on Majority Judgment
Théo Delemazure, Roberto Brunetti, Antoinette Baujard, and Sylvain Bouveret.
2025
starExpressive Ballots for Voting Systems and Political Analysis (PhD Thesis)
Théo Delemazure.
[C] Reallocating Wasted Votes in Proportional Parliamentary Elections with Thresholds
Théo Delemazure, Rupert Freeman, Jérôme Lang, Jean-François Laslier, and Dominik Peters. .
2024
[C] Generalizing Instant Runoff Voting to Allow Indifferences
Théo Delemazure and Dominik Peters. .
[C] Comparing Ways of Obtaining Candidate Orderings from Approval Ballots
Théo Delemazure, Chris Dong, Dominik Peters, and Magdalena Tydrichova. .
[C] Selecting the Most Conflicting Pair of Candidates
Théo Delemazure, Łukasz Janeczko, Andrzej Kaczmarczyk, and Stanisław Szufa. .
[C] Independence of Irrelevant Alternatives under the Lens of Pairwise Distortion
Théo Delemazure, Jérôme Lang, and Grzegorz Pierczynski. .
[W] First Steps in Building a Knowledge Base of Mathematical Results
Shrey Mishra, Yacine Brihmouche, Theo Delemazure, Antoine Gauquier, and Pierre Senellart. .
2023
[C] Aggregating Correlated Estimations with (Almost) no Training
Théo Delemazure, François Durand, and Fabien Mathieu. .
[C] Measuring a Priori Voting Power -- Taking Delegations Seriously
Rachael Colley, Théo Delemazure, and Hugo Gilbert. .
[C] Strategy-Proofness and Proportionality in Party-Approval Multi-Winner Elections
Théo Delemazure, Tom Demeulemeester, Manuel Eberl, Jonas Israel, and Patrick Lederer. .
2022
[C] Approval With Runoff
Théo Delemazure, Jérôme Lang, Jean-François Laslier, and Remzi Sanver. .
[C] Liquid Democracy with Ranked Delegations
Markus Brill, Théo Delemazure, Anne-Marie George, Martin Lackner, and Ulrike Schmidt-Kraepelin. .
2021
[C] Démocratie à géométrie variable (à l'usage des algorithmes)
Théo Delemazure, François Durand, and Fabien Mathieu. .
[J] Algorithmic Techniques for Necessary and Possible Winners
Vishal Chakraborty, Theo Delemazure, Benny Kimelfeld, Phokion G. Kolaitis, Kunal Relia, and Julia Stoyanovich. .

Talks

2025
[S] Comparing Ways of Obtaining Candidate Orderings from Approval Ballots. .
[W] Do Grades have Absolute Meaning? An Experiment on Majority Judgement. .
[W] Approximate Clones with Ordinal Preferences. .
[S] Twenty Years of Voting Experiments during French Presidential Elections. .
[W] Reallocating Wasted Votes in Proportional Parliamentary Elections with Thresholds. .
[S] Reallocating Wasted Votes in Proportional Parliamentary Elections with Thresholds. .
star Expressive Ballots for Voting Systems and Political Analysis.
2024
[C] Comparing Ways of Obtaining Candidate Orderings from Approval Ballots. .
[W] Independence of Irrelevant Alternatives under the Lens of Pairwise Distortion. .
[S] Generalizing Instant Runoff Voting to Allow Indifferences.
[S] Comparing Ways of Obtaining Candidate Orderings from Approval Ballots.
2023
[C] Aggregating Correlated Estimation with (almost) no Training. .
[C] Voting Power in Liquid Democracy. .
[W] Voting Power in Liquid Democracy. .
[S] How to derive the axis of candidates from approval ballots? .
[S] Voter Autrement 2022. .
[W] Approval with Runoff. .
[S] Approval with Runoff. .
[S] Approval with Runoff. .
2022
[W] Liquid Democracy with Ranked Delegations. .
[C] Approval with Runoff. .
[C] Approval with Runoff. .
[W] Liquid Democracy with Ranked Delegations. .
2021
[C] Démocratie à géométrie variable (à l'usage des algorithmes) .