First ERC ADDI Consortium Meeting in Turku (8 to 10 June 2026)

From 8 to 10 June 2026, the ERC ADDI project reached an exciting milestone as all consortium members gathered in person for the first time. Hosted by our wonderful partners in Turku, Finland, the inaugural Consortium Meeting completely exceeded our expectations! Beyond the opportunity to finally connect face-to-face, the meeting provided a deeper, multi-layered understanding … Read more

The 4th Amsterdam/Saint-Etienne Workshop on Social Choice (23 to 24 April 2026)

On 23–24 April 2026, the Saint-Etienne School of Economics (GATE) and the University of Amsterdam (ILLC) held their 4th Amsterdam/Saint-Etienne Workshop on Social Choice. This gathering brings together researchers to discuss social choice theory—the study of how to combine individual preferences to make collective decisions, such as in voting systems or resource allocation. Ulle Endriss … Read more

Seminar on “Societal Impact of Computational Social Choice” at Dagstuhl, Germany (Oct 2025)

Ulle Endriss, Umberto Grandi and Théo Delemazure participated to an event at the Dagstuhl castle in Germany on the societal impacts of research in computational social choice. The seminar attracted about 40 researchers from Europe and the US and featured talks on five broad topics: participation, societal impacts, restricted preference domains, data, and time in … Read more

Digital Democracy – The Hague (9 to 10 Oct 2025)

Digital Democracy The Hague will take place on the 9 & 10 October 2025. This event will bring together 350 practitioners and experts for two days to expand knowledge, build bridges, and create connections to explore how digital tools can contribute to inclusive and meaningful participation from both government and citizens. ADDI members: Umberto Grandi … Read more

Kick-off meeting in Toulouse (15 to 16 May 2025)

From May 15 to 16 2025, we gathered in Toulouse for a focused two-day workshop with the four principal investigators of the ADDI project. These were highly productive days during which we mapped out future research directions, pinpointed collaborative projects, and launched the initiative!

The social media tribunal at Quai de Savoirs in Toulouse

Umberto Grandi was called as a witness in a mock trial where social media platforms were judged for alleged damages to democracy (they were ultimately acquitted by popular vote). Watch a professional judge and three lawyers debate this pressing question. The ERC project ADDI was called as a witness for the defense to provide a … Read more

St Etienne-Amsterdam Workshop on Social Choice (3 to 4 April 2025)

Join us for the 3rd Amsterdam/Saint-Etienne Workshop on Social Choice on 3-4 April 2025 at Science Park in Amsterdam! We will be discussing questions of social choice in all of its many facets, including in particular the perspectives provided by computer science, economics, and political science. Previous editions were held in Amsterdam in 2023 and … Read more