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Security, defence and nuclear weapons: Our Faculty
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Roland Marchal
CNRS Junior Professor
roland.marchal@sciencespo.fr
Research Interest(s): Armed conflicts in Central Africa and in the Horn of Africa, great powers and Africa
Discipline(s): Political Science
Subdiscipline(s): Political Sociology, Comparative Politics, International Relations
Research Group(s): Global economy, capitalism, extraction; State, political regimes, mobilisations; Nationalism, religion, identity and discrimination; International order, foreign policy, diplomacy; Security, defence, nuclear weapons; Violence, war and peace
Geographical Area(s): Central Africa, East Africa and The Horn
Language(s): English, Italian, Spanish

Luis Martinez
FNSP Research Professor, HDR
luis.martinez@sciencespo.fr
Research Interest(s): The State in the Maghreb, Islamism and political violence, security policies in the Mediterranean, oil rent and democracy
Discipline(s): Political Science
Subdiscipline(s): Political Sociology, Comparative Politics
Research Group(s): State, political regimes, mobilisations; Nationalism, religion, identity and discrimination; Violence, war and peace; Security, defence, nuclear weapons
Geographical Area(s): North Africa
Country(ies): Algeria, Libya, Morocco, Tunisia
Language(s): English, Arabic

Hugo Meijer
HDR, CERI Deputy Director for Scientific Affairs
hugo.meijer@sciencespo.fr
Research Interest(s): Origins of war and peace; origins of diplomacy; deep history; bio-cultural evolution
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): International order, foreign policy, diplomacy; Security, defence, nuclear weapons; Violence, war and peace
Geographical Area(s): Global realm
Language(s): French, Italian, English, Dutch, Spanish, Arabic
Edgar Paysant
PhD Candidate
edgar.paysant@sciencespo.fr
Research Interest(s): Security, civil-military relations, the French War on Terror, military sociology, gender, emotions
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): Violence, war and peace; State, political regimes, mobilisations; Security, defence, nuclear weapons
Geographical Area(s): Global realm , Western Europe
Language(s): English
Thesis topic:
Protection and emotions in non-conventional military operations, supervised by Chiara Ruffa and Béatrice Châteauvert-Gagnon

Benoît Pelopidas
Full Professor, HDR
benoit.pelopidas@sciencespo.fr
Research Interest(s): Global nuclear history, French nuclear history, the role of expertise in the field of international security, construction, legitimation and contestation of the nuclear knowledge, the Anthropocene, international political theory (democracy in the nuclear age), memory and memorialization of nuclear events, oral history
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): Art, humanities, and international research; International order, foreign policy, diplomacy; Environmental risks and planetary limits; Science, technology and power; Security, defence, nuclear weapons; Violence, war and peace
Geographical Area(s): Global realm
Language(s): French, English, Spanish

Gabriel Pourre
PhD Candidate
gabriel.pourre@sciencespo.fr
Research Interest(s): Ethics of war, Just war, Law of Armed Conflict, Nuclear and deterrence strategy, International Political Theory
Discipline(s): Political Science
Subdiscipline(s): International Relations, Political Theory
Research Group(s): Security, defence, nuclear weapons; Violence, war and peace
Geographical Area(s): Global realm
Country(ies): United States of America
Language(s): English, Chinese, Italian
Thesis topic:
La politique de ciblage nucléaire des États-Unis face au droit des conflits armés, supervised by Ariel Colonomos

David Recondo
FNSP Junior Researcher, HDR
david.recondo@sciencespo.fr
Research Interest(s): Politics of multiculturalism, legalization of Indian customs, Indian autonomy, "intercultural" justice
Discipline(s): Sociology
Subdiscipline(s): Political Sociology, Comparative Politics
Research Group(s): State, political regimes, mobilisations; Nationalism, religion, identity and discrimination; Environmental risks and planetary limits; Security, defence, nuclear weapons
Geographical Area(s): Latin America and the Caribbean
Country(ies): Bolivia, Mexico
Language(s): English, Spanish
Maximilian Reinold
PhD Candidate
maximilian.reinold@sciencespo.fr
Research Group(s): Security, defence, nuclear weapons; International order, foreign policy, diplomacy
Geographical Area(s): Oceania, Seas and Oceans, South Asia
Thesis topic:
Preserving Maritime Order in an Era of Great Power Competition Mapping the Emerging Naval Security Cooperation System in the Indo-Pacific and Europe’s Role Therein, supervised by Hugo Meijer

Jeanne-Louise Roellinger
PhD Candidate
jeannelouise.roellinger@sciencespo.fr
Research Interest(s): Arms control, norms of responsible behavior, cyberspace, outer space, uncertainty
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): Security, defence, nuclear weapons; Science, technology and power
Geographical Area(s): Global realm
Language(s): French, English, Hebrew
Thesis topic:
The Security Dilemma in the Information Age of Uncertainty, supervised by Ariel Colonomos

Chiara Ruffa
Professor, HDR
chiara.ruffa@sciencespo.fr
Research Interest(s): Peacekeeping, Multilateralism, Fieldwork, Military Organizations, Norms, Cultures, Global hierarchies
Discipline(s): Political Science
Subdiscipline(s): International Relations, Political Sociology
Research Group(s): International order, foreign policy, diplomacy; Security, defence, nuclear weapons; Violence, war and peace
Geographical Area(s): Caucasus / Central Asia, Central Africa, Middle East, West Africa, Western Europe
Country(ies): Afghanistan, Central African Republic, France, Italy, Lebanon, Mali
Language(s): French, English, German, Italian, Swedish
Samia Sahloul
Associate Research Fellow
samia.sahloulepjbara@sciencespo.fr
Research Interest(s): Reform and Governance of Security Services
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): State, political regimes, mobilisations; Security, defence, nuclear weapons
Geographical Area(s): Middle East, North Africa
Language(s): Arabic, English
Thesis topic:
Services de renseignement et Etat de droit - Cas de la Tunisie
Supervisor: Jean-Pierre Filiu

Sterre Van Buuren
Research Assistant
sterre.vanbuuren@sciencespo.fr
Research Interest(s): Nuclear Weapons Choices. Governing Vulnerabilities Between Past and Future (NUCLEAR)
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): Security, defence, nuclear weapons
Geographical Area(s): Global realm
Language(s): Dutch, English, French, Russian

Tom Vaughan
Associate Researcher
t.p.vaughan@leeds.ac.uk
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): Security, defence, nuclear weapons
Geographical Area(s): Southern Africa, Global realm

Lukas Wahden
PhD Candidate
lukas.wahden@sciencespo.fr
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): International order, foreign policy, diplomacy; Environmental risks and planetary limits; Security, defence, nuclear weapons
Geographical Area(s): Arctic / Antarctica, Seas and Oceans, Central and Eastern Europe, Caucasus / Central Asia, Global realm
Country(ies): China, Russian Federation
Language(s): German, English, French, Russian, Chinese, Spanish, Danish
Thesis topic:
‘Osvoenie’ beyond sovereignty: Russia’s policies towards the polar regions, high and deep sea, and outer space, supervised by Hugo Meijer and Marlène Laruelle

Earl Wang
Associate Researcher
earl.wang@sciencespo.fr
Research Interest(s): EU and Member States, East Asia, the PRC, grand strategy, foreign and security policy
Discipline(s): Political Science
Subdiscipline(s): International Relations
Research Group(s): International order, foreign policy, diplomacy; Science, technology and power; Security, defence, nuclear weapons
Geographical Area(s): East Asia, European Union, Western Europe, Central and Eastern Europe
Thesis topic:
European Union Foreign Policy towards the People’s Republic of China (2013‑2019): Formulation of a Grand Strategy? sous la direction de/supervised by Christian Lequesne
