2024-2025

Seminar : digitisation of public debate
The digitisation of public debate over the last few decades has considerably altered the way we produce and consume information, the forms of political communication and hence the rules of political competition as a whole. Over 60% of French people say they get their information from social networks. The way

AI and disinformation
AI is a tool for exploiting human cognitive biases by mixing the true with the false, says Maïlys Mangin, a research associate at CIENS and a specialist in the use of AI in information warfare. In this interview, she also warns us against an overly ‘technical’ interpretation. The uses of

German nuclear thinking since the end of the Cold War
As part of the research workshops organised by the Interdisciplinary Centre for Strategic Issues (CIENS), Johanna Möhring, PhD in political science and associate researcher, presents her latest paper: ‘Germany’s nuclear mentality in political party discourse: Continuity and change through crises’. She explains how German nuclear thinking has evolved since the

Uranium, between science and politics
Pierre-Louis Six, historian and CIENS associate researcher, will be giving a lecture on the occasion of the Nuit de l’ENS, an exceptional event held every two years to give the general public an opportunity to discover the many facets of knowledge at the ENS. This year’s theme is energy. In
2023-2024

CIENS Activity Report 2023-2024
The CIENS delivers a recap of its research activities for the year 2023-2024. The report is divided in 3 sections : collective research activities, individual research and communication.

Publication: Ukrainian and Russian nuclear trajectories since the end of the Cold War
Following on from the Russia-Ukraine cycle organized by CIENS last March, Frédéric Gloriant has published an article on Ukrainian and Russian nuclear trajectories since the end of the Cold War: an attempt at periodization (1986-2023) on Cairn.info, the humanities and social sciences portal. The article, which is particularly relevant to

Three sessions on “European nuclear trajectories”: Germany, France, Italy – May 7, May 14 and May 15.
At a time when Donald Trump, candidate in the American presidential election, seems to be calling into question transatlantic solidarity with his European allies within NATO, and in the context of the war between Russia and Ukraine, the question of European leadership in strategic matters, and even of a specifically

Penser le monde avec Pierre Hassner / symposium January 30-31, 2024, 29 rue d’Ulm, France
CIENS teamed up with the Philosophy Department of the ENS to organize two days of reflection, on January 30 and 31, 2024, to pay tribute to the thought and work of Pierre Hassner and address current strategic issues through the prism of the Hassnerian legacy. Following the symposium, organized with

Ukraine-Russia special week
In March 2024, CIENS organized a week dedicated to the conflict in Ukraine, with lectures and a round-table discussion on the nuclear dimension of the conflict. On Tuesday March 19, 5pm-7pm, American-Ukrainian historian Mariana Budjeryn, presented her book Inheriting the Bomb: The Collapse of the USSR and the Nuclear Disarmament
2022-2023
Review of CIENS 2022-2023 research and teaching activities
Le bilan des activités de recherche et d’enseignement du CIENS pour l’année universitaire 2022-2023.