The starting hypothesis of the project is that secrecy is not always inimical to democratic governance as conventional wisdom has it.

On 27 January 2022 Tjahjono Prasodjo successfully defended a doctoral thesis and graduated.

Promotor: F.P. Israel, Co-Promoter: R. Meijerink

The research reported in this thesis is concerned with the knowledge development of a small sample of experienced science teachers in the context of a broad innovation in Dutch secondary education, including the introduction of a new syllabus on Public Understanding of Science.

It is integral to many cluster members’ research to use Medieval and Early Modern Arts as a lens for studying the medieval and early modern periods at large:

Serial learners: interactions between Funnel Beaker West and Corded Ware communities in the Netherlands during the third millennium BCE from the perspective of ceramic technology

Do you like solving complex legal puzzles? Do you like analysing problems? If so, the bachelor’s programme Fiscaal Recht is right for you.

FIJI is one of the most used image analysis tools in the world. FIJI stands for FIJI is just ImageJ, it is however much more.

Read here what we find important in our education.

The NVIC library is a public, academic reference library. Entrance is free—no membership needed—and offers access to our book collection and two reading rooms, which have a WiFi connection. It is not possible to borrow books from our library.

During her work for the European Union, Sophie Vériter witnessed how young people in countries like Ukraine and Moldova were exposed to Russian propaganda. After mapping out the EU’s disinformation policy, the PhD candidate now advocates for a revised approach.

Following the conference of the 20th Austrian European Law Day in September 2021 at the University of Liechtenstein in Vaduz, the academic papers of the conference have now been published in book form. The book contributions include a chapter by Christa Tobler: Christa Tobler, 'Finally Brexit - Alternative…

On 15-16 December, Simona Demková participated in a Closing conference and a Book launch event of the University of Luxembourg doctoral training programme on the Enforcement Challenges in Multilevel Regulatory Systems – DTU REMS.

On Thursday 16 November, the Europa Institute had the honour of receiving HE Jana Reinišová, Ambassador of the Czech Republic to the Netherlands. She delivered a speech in the framework of the European Union Seminar Series, jointly organized by the master’s programme in International Relations, the…

On 10 April the Verfassungsblog published the blog by Armin Cuyvers entitled: Five Scenarios for Europe – Understanding the EU Commission’s White Paper on the Future of Europe.

On 6 July 2023, the Dutch Advisory Council on International Affairs organized an expert meeting on European solidarity.

The Centro de Estudos Internacionais at Instituto Universitário de Lisboa (ISCTE-IUL) will host the

Marco Bronckers, professor for trade law at the Europa Institute at Leiden University, is cited by POLITICO as one of the initiators for a new approach to the ratification of EU trade deals.

Dr Joris Larik, Assistant Professor at the Europa Institute and Leiden University College, was invited to give a keynote address in Brussels. He gave the address entitled 'Navigating multilateralism or how to not become a Flying Dutchman' on 12 June 2024.

From 23 to 24 February 2023, the Conference ‘The Future of the European Security Architecture: The CJEU’s decision on Passenger Name Records and beyond’ took place at the KNAW in Amsterdam.

The Faculty of Law of Leiden University, together with the Netherlands Helsinki Committee and the Hague Academy for Local Governance, have started their cooperation on the Matra Rule of Law Training Programme II.

On Monday 24 April 2023, the Europa Institute held a hybrid Leiden Law Exchange (LLX) Roundtable to discuss the Irish Supreme Court’s Costello ruling on the government’s proposed ratification of the EU-Canada Economic and Trade Agreement (CETA).

Ontwikkelingshulp- en migratiedeskundigen zien dat er lessen zijn geleerd in het nieuwe regeerakkoord op het gebied van asielbeleid. Maar aan veel toezeggingen kleven cynische voorwaarden.

On 8 December, in honour of Human Rights Week, Roeland Böcker gave a public lecture about his experiences as ambassador to the Council of Europe. Between 2017 and 2021, Roeland Böcker was the representative of the Netherlands in the Council of Europe.

On 10 March 2023, the Amsterdam Centre for Tax Law (ACTL) of the University of Amsterdam (UvA) organised the Conference ‘Towards eXplainable Artificial Intelligence (XAI) in Taxation: The Future of Good Tax Governanceon’.

Onze samenwerkingsovereenkomsten bieden zowel studenten als medewerkers de kans om een periode in het buitenland te verblijven en zo hun horizon te verbreden. Ook fungeren de overeenkomsten regelmatig als basis voor onderzoeksprojecten of andere samenwerkingsvormen.

Moritz Jesse, Associate Professor of EU Law at the Europa Institute, has published his book, “The Civic Citizens of Europe: The Legal Potential for Immigrant Integration in the EU, Belgium, Germany, and the United Kingdom”.

My research project aims to analyze reasons of the European Union’s (EU) inadequacy to develop a strong Common Security and Defense Policy (CSDP) with regard to the role of main EU member states, namely Germany and the United Kingdom (UK) and find the answer of how the EU overcome the CSDP question…

How did dynastic organization – that it, the employment of non-ruling family members and the development of dynastic traditions and concepts – influence state formation in both Catholic Europe and Muslim West-Asia?

In this project diverse aspects of the duchesses’ roles in the complex and dynamic relations between town and crown are studied on the basis of systematic research in the account books of four cities (Ghent, Bruges, Leuven and Mechelen) in the Burgundian Netherlands (ca. 1430-1503).

Voor zowel archeologen, paleontologen en geologen als vrijwilligers in de archeologie en paleontologie is het geen verrassing meer dat op de stranden van de Nederlandse kust fraaie vondsten gedaan kunnen worden. Vele artikelen, boeken, tentoonstellingen, congressen, lezingen, ‘zoekdagen’, krantenberichten,…

Tim Koopmans is one of the great minds in the history of Dutch and European legal scholarship. He taught law as a professor in Leiden and other universities, among which Ghent, Cambridge, Utrecht. He practiced it as a judge in the European Court of Justice and Advocate-General in the Dutch Supreme Court,…

What has European integration meant for the role and powers of Heads of State? And what should it mean, both at the EU and at the national level?

Lecture

The sixth edition of the lecture series Duurzaamheid & Recht was held during the last semester. Once again, it attracted many students.

From 16 to 20 June 2025, the Institute of Security and Global Affairs of Leiden University hosted the annual Summer School The European Union, the United Nations and Global Governance in The Hague. The programme brought together recent graduates, PhD students, and young professionals from a variety…

How have British cities changed in the years since the Second World War? And what drove this transformation? This innovative new history traces the development of the post-war British city, from the 1940s era of reconstruction, through the rise and fall of modernist urban renewal, up to the present-day…

Lecture

On 12 June 2025, Advocate General Ćapeta delivered her Opinion in WS and Others v Frontex, a Grand Chamber case currently pending before the Court of Justice of the European Union. The case concerns a Syrian family that was returned to Turkey in what is arguably a violation of the principle of non-refoulement…

Just imagine: you see someone being treated unfairly. Do you find it more rewarding to help the victim or punish the perpetrator? Research by Leiden psychologist Mirre Stallen indicates that punishing is more rewarding. Publication in JNeurosci.

This 3-year EU Erasmus+ co-funded project focuses on the strengthening and improvement of teaching qualitative research methods across a range of disciplines in the Social Sciences and Humanities in Bhutan.

On 8 December 2017, the European Commission decided that the International Skating Union (ISU)’s eligibility rules, which impose severe penalties on athletes participating in speed skating competitions that are not approved by the ISU, are in breach of EU competition law.