Talks

Invited & keynote talks at international conferences & workshops
  1. TBA. New Directions in Democracy. Society for the Advancement of Economic Theory, Paris, 17-21 July, 2023
  2. Condorcet Markets, Vienna-Graz Workshop on Computational Social Choice, University of Graz, 6-7 March 2023
  3. Deliberative Consensus, Formal Models of Deliberation and Polarization, Free University of Amsterdam, 6-7 April 2021
  4. Power in Liquid Democracy, SCONE workshop on Liquid Democracy, University of Toulouse, 26 March 2021
  5. Logics of Preference when There is No Best. Logic of Agency, Counterfactuals and Norms, LACN, (keynote), University of Amsterdam, 14 December 2020
  6. Deliberative Consensus (keynote), Modeling Social Complexity in Argumentation, Lorentz Center, 18 November 2020
  7. Economic Design of Blockchain Protocols, 3rd Annual Delft Blockchain Symposium, 30 January 2020
  8. Foundations for Liquid Democracy (keynote), Workshop on Judgment Aggregation and Non-classical Logics, Institute of Philosophy of the Czech Academy of Sciences, Prague, November 8-9 2019
  9. Opinion Diffusion and Consensus in Blockchain, 2nd international workshop on Deliberation, Belief Aggregation and Epistemic Democracy, University Cergy-Pontoise, June 11-13 2019
  10. Blockchain Consensus, Trust Networks and Simple Games, 3rd ILLC workshop on Collective Decision Making, University of Amsterdam, 6-7 June 2019
  11. Foundations for Liquid Democracy, Individual Preferences and Social Choice workshop, Uni Graz, 11-12 April 2019
  12. A Stroll through the Theory of Group Decisions, Cognigron kick-off workshop, October 2019
  13. On the Graded Acceptability of Arguments, workshop on New Directions in Reasoning about Belief and Knowledge, University of Amsterdam, June 2018
  14. Iterated Aggregation on Networks: Stability and Applications (keynote), KNAW colloqium on Reasoning in Social Context, June 2018
  15. Incentive Structures behind Consensus in Distributed Ledgers, Polimi Fintech Journey, May 2018
  16. On the Stellar Approach to Consensus, Workshop on Blockchain, Law and Policy, University of Amsterdam, February 2018
  17. Neighborhoods, Fixpoints and Opinion Diffusion, Workshop on Interweaving Modal Logic and Category Theory, University of Amsterdam, June 2017
  18. Stable Opinions in Iterated Aggregation on Networks: Theory and Applications to Liquid Democracy (keynote), Workshop of the Thematic Semester on Decision Making, University of Toulouse, April 2017
  19. Deontic Logic Reductionism Redux (keynote), PIOTR Project Workshop, University of Bayreuth, February 2017
  20. Aggregation, Opinion-Diffusion and Liquid Democracy (keynote), Dynamics in Logic IV, TU Delft, October 2016
  21. Mutual Bayesian Persuasion (keynote), Reasoning in Social Context, ILLC, University of Amsterdam, November 2015
  22. Negotiable Voting (keynote), LABEX CIMI Pluridisciplinary Workshop on Game Theory, 18th-20th November 2015
  23. A Crash Course in Abstract Argumentation Theory, Studia Logica Workshop on Logics for Social Behavior, 29 June-3 July, 2015, Delft, The Netherlands
  24. A Crash Course in Judgment Aggregation, Lorentz Center workshop on Logics for Social Behavior, 10-14 November 2014, Leiden, The Netherlands
  25. Modal Patterns in Argumentation (keynote), 7th International Workshop on Juris-Informatics (JURISIN’13), 27-28 October, 2013, Keio University, Yokohama, Japan
  26. Abstract Argumentation, Logic and Games (keynote), 18th Conference Applications of Logic in Philosophy and Foundations of Mathematics 2013, Sklarska Poreba, Poland
  27. Priority Structures in Deontic Logic (keynote), 11th International Conference on Deontic Logic in Computer Science, Bergen, Norway,16-18 July, 2012
  28. Fixpoints and Iterated Updates in Abstract Argumentation (keynote), ESSLLI’12 Workshop on Strategies for Learning, Belief Revision and Preference Change, Opole, Poland, August 13-17, 2012
  29. Normative Systems & Signaling Games: Preliminary Thoughts (keynote), ESSLLI’12 Workshop on Formal Models of Communication, Opole Poland, August 13-17, 2012
  30. Fixpoints and Iterated Updates in Abstract Argumentation, Workshop on New Trends in Logical Dynamics, Beijing University, October 8, 2011
  31. Game Theoretic Aspects of Argument, Logic and Methodology Workshop, Stanford University, May 14-15, 2011
  32. Dependence Games, ESSLLI’10 workshop on Logic, Rationality and Interaction, Copenhagen, August 19, 2010
  33. Dependencies in Games and Dependence Games, ILLC workshop on Dependence Logics, University of Amsterdam, June 22, 2010
  34. Argumentation Theory and Modal Logic, Workshop on Formal Theories of Communication, Lorentz Center, Leiden, February 25, 2010
  35. Doing Argumentation Theory in Modal Logic, GALP symposium, University of Luxembourg, April 24, 2009
  36. The Norm Implementation Problem: Setting the Stage (keynote), Annual meeting of the Interdisciplinary Laboratory on Interactive Knowledge Systems (ILIKS), Toulouse, December 2, 2008
Invited talks at seminars
  1. How Much is One Neuron Worth? Can Computational Economics Tell Us Something about Neural Nets Design? Cognigron@Work Seminar, 3 April 2023
  2. Wise Juries and Wise Markets, COMSOC Video Seminar, 11 November 2022
  3. Democratic Algorithms, Responsible Artificial Intelligence Seminar, Hybrid Intelligence Consortium, 15 December 2021
  4. Deliberative Consensus, RAP Seminar, King’s College London, 30 September 2021
  5. Power in Liquid Democracy, Online Social Choice and Welfare Seminar Series, 20 April 2021
  6. Algorithmic Governance in Blockchain Protocols, Amsterdam Center for Law and Economics Seminar, 1 April 2021
  7. Deliberative Consensus, OSCMART Seminar, 24 November 2020
  8. Foundations for Liquid Democracy, Department of Sociology, Network Theory Group, University of Groningen, 11 May, 2020
  9. Deliberative Egalitarian Decision-Making, Ghent Philosophy Seminar, 23 April, 2020
  10. Ultrafilters, Dictators and Lotteries. FSE Honours seminar series, University of Groningen, 16 December 2019
  11. Tales of Deliberation. Told by 1 Journalist, 1 Politician, 6 Comedians, 12 (Angry) Men … and 3 Sciences. ILLC lunch, 4 December 2019
  12. Credulous Acceptability, Poison Game and Modal Logic, Seminar of the Institute for Logic and Computation, TU Vienna, 6 November 2019
  13. Blockchain Consensus via Trust Networks, Distributed Systems group seminar, TU Delft, 13 September 2019
  14. Foundations for Liquid Democracy, DYACODE lecture series, University of Bayreuth, 8 June 2019
  15. Ultrafilters, Dicators and Lotteries, Bernoulli Lunch, Bernoulli Institute, University of Groningen, 26 March 2018
  16. Foundations for Liquid Democracy, AI Colloquium, Bernoulli Institute, University of Groningen, 4 December 2018
  17. Formal Epistemology for Distributed Ledgers? LIRa Seminar, ILLC, University of Amsterdam, 24 May 2018
  18. Iterated Aggregation on Networks: Stability and Applications, ENS, April 2018
  19. Foundations for Liquid Democracy, Economic Theory Seminar, University Cergy Pontoise, 10th April 2018
  20. Foundations for Liquid Democracy, LAMSADE, Paris Daupine, 13th March 2018
  21. Mutual Persuasion, Multi-Agent Systems Group Seminar, Institute of Artificial Intelligence, University of Groningen, 19th February 2018
  22. Aggregation, Opinion-Diffusion and Liquid Democracy, Seminar of the Department of Computer Science, University of Oxford, 24th November 2016
  23. Mutual Persuasion, Choice Group Seminar, London School of Economics, 23rd November 2016
  24. Aggregation, Opinion-Diffusion and Liquid Democracy, Seminar of the Department of Informatics, University of Leicester, 11th November 2016
  25. Spreading Gossip Epistemically, Seminar of the Network Theory Group, Department of Computer Science, University of Liverpool, May 2016
  26. A Crash Course in Judgment Aggregation, Thematic Trimester in Game Theory, University of Toulouse, June 2015
  27. Spreading Gossip Epistemically, IRIT seminar, Paul Sabatier University, June 2015
  28. A Crash Course in Judgment Aggregation, Individual and Collective Reasoning Group Seminar, University of Luxembourg, May 2015
  29. Spreading Gossip Epistemically, LIRa seminar, Institute for Logic Language and Computation, University of Amsterdam, April 2015
  30. Endogenous Degrees of Justification in Abstract Argumentation, Imperial College Logic Seminar, Imperial College London, November 28, 2013
  31. A Crash Course in Judgment Aggregation, Computer Science Seminar, Royal Holloway University London, November 27, 2013
  32. Interfaces between Epistemic Logic and Abstract Argumentation, Japan Institute of Advanced Studies (JAIST) Seminar, 1 November, 2013
  33. Endogenous Degrees of Justification in Abstract Argumentation, National Institute of Informatics (NII) Seminar, Japan, 30 October, 2013
  34. Norme e Strutture di Idealita’, CIRSFID Seminar, University of Bologna, September 2013
  35. On the Scope of Abstract Argumentation Theory, eColloq on Argumentation (ecolloq.wordpress.com), November 2012
  36. Fixpoints and Iterated Updates in Abstract Argumentation, Oxford Advanced Seminar on Informatic Structures, Oxford University, October 2012
  37. Abstract Argumentation and Modal Logic, Seminar of the Computer Science Department, King’s College London, March, 2012
  38. Abstract Argumentation and Modal Logic, Logic Seminar, Imperial College London, January 2012
  39. Abstract Argumentation and Modal Logic, IRIT seminar, Toulouse, November 2011
  40. Judgment Aggregation, Stanford Logic Group, Stanford University, June 1, 2011
  41. Dependence in Games and Dependence Games, Artificial Intelligence Center seminar, Stanford Research Institute (SRI), June 6, 2011
  42. Argumentation and Modal Logic, Logic and Interactive Rationality seminar, Faculty of Philosophy, Stanford University, April 27, 2011
  43. Semantic and Syntactic Aspects of Norms, Logic and Interactive Rationality seminar, Faculty of Philosophy, Stanford University, April 27, 2011
  44. Argumentation Theory and Modal Logic, Formal Theories of Communication, Lorentz Center, Leiden, February 25, 2010
  45. Doing Argumentation Theory in Modal Logic, ISIS seminar, Utrecht University, June 24, 2009
  46. Some Themes in the Logic of Norms, LIRa seminar, University of Amsterdam, February 19, 2009
  47. Unifying Preference and Judgment Aggregation, PAMAS group, Oberseminar Theoretische Informatik, University of Munich, November 20, 2008