Sébastien Maillard

Based in London, Sébastien Maillard is Associate Fellow with Chatham House (Europe and Russia Programme) and Special Advisor to the Jacques Delors Institute, working in its Centre Grande Europe.

He previously served as Director of the European think tank, which he joined in 2017 after a career in journalism at La Croix, a French daily. He was correspondent in Brussels (2007-2010) and Rome (2013-2016), covering Francis’ pontificate. He also co-headed the newspaper’s world desk and covered Macron’s first presidential campaign. Sébastien Maillard has taught EU affairs at Sciences Po, from which he is a graduate, and Boston College. He has written in-depth articles in several reviews and is a frequent media commentator. He seats on the Executive Boards of the Fondation Jean Monnet pour l’Europe (Switzerland) and the Maison de l’Europe of Paris. He is the author of Qu’avons-nous fait de l’Europe ? (ed.Salvator, 2013, foreword by J.Delors) and published an interview-book with former Italian PM, Enrico Letta, Faire l’Europe dans un monde de brutes (Fayard, 2017, pocketbook edition in 2019) and a collection of Delors’ views, Pour aujourd’hui et pour demain (Odile Jacob, 2025). He was appointed Chevalier to the Ordre du Mérite in 2021 and to the Légion d’Honneur in 2024.

Expertise

Enlargement and Wider Europe EU and UK relations French policy on European integration History of European integration.