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).

Upcoming events

30/01/2026

The test of peace: Pierre Hassner lecture (part 3)

Location : 45 rue d'Ulm

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19/03/2026

Cyber security Study Day

Location : 45 rue d'Ulm

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News

Jayita Sarkar is a visiting professor 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,...

MAIN MISSION The candidate must hold a doctorate already obtained (or to be obtained by September 2025 at the latest) in the Humanities and Social Sciences, in one of the...

MAIN MISSION With a PhD in Human and Social Sciences (law, philosophy, political science, strategic studies, contemporary history, geography, economics, science, technology and society, international relations, sociology) or in Computer...

WORKING ENVIRONMENT AND CONTEXT (structure hosting the post) The CIENS is a teaching and research platform devoted to nuclear defense and strategic issues in the broadest sense, with an interdisciplinary...