The Interdisciplinary Center for Strategic Studies (ICSS or CIENS in French) is a research and teaching platform dedicated to nuclear defense and strategic issues in the broadest sense, with an interdisciplinary approach and as part of a partnership between ENS, ANSSI (Agence nationale de sécurité des systèmes d’information), the French Ministry of Defense and CEA (Commissariat à l’énergie atomique et aux énergies alternatives).

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News

Moderated by CIENS postdoctoral researcher Louise Matz, the roundtable discussion held on Friday, June 19, as part of the symposium organized by the Institute for Geopolitical Studies of Advanced Research—founded...

Graduate ofa phd in Human and Social Sciences (law, philosophy, political science, strategic studies, contemporary history, geography, economy, science, technologies and societies, international relations, sociology) or in Computer Science and...

A scientific mediation initiative took place at ENS: around twenty CM2 students from a 18th arrondissement of Paris school came to meet CIENS researchers. The students presented their work on...

Jayita Sarkar is a Guest Lecturer at CIENS this semester and, as such, is teaching a course entitled: Non-European Nuclear Worlds, focusing on India and South Asia. The course traces...

On October 25, the book “France and European Defense in the Post-Cold War Era: The Thread of Ariadne (1991-2001)” was published by Presses Universitaires de Rennes. Its author, Guillaume de...

Position to be filled in November 2025. Deadline for applications: 12 September 2025. PDF Document MAIN MISSION With a PhD in Human and Social Sciences (law, philosophy, political science, strategic studies,...