The Cognitive Psychology Unit is organized as follows:

Research and education at the Leiden Institute of Chemistry is overseen by the Institute Board. The Board and representatives of the two research themes form the Management Team. The Scientific Council (WERA), the Institute Council (I-Raad) and the platform for PhDs and post-doctoral co-workers (LIC73)…

The LLMC relies on two key pillars within the humanities: the Leiden University Centre for Linguistics (LUCL) and the Dutch Language Institute (INT).

On 27-29 October 2021, the ERC Project PASSIM (Patristic Sermons in the Middle Ages, Radboud University Nijmegen) will organize the International Workshop On the Way to the Future of Digital Manuscript Studies. Deadline for submission: 10 May 2021.

Leiden Law School and the Grotius Centre for International Legal Studies are very pleased to announce that Dr. Mamadou Hébié will be re-joining the Grotius Centre on the 1st of May 2021.

On 12 and 13 September 2019, the Institute of Tax Law and Economics from Leiden University hosted 29 PhD researchers from around the world to engage into collective discussions at the Multilateral Cooperation in International Tax Law seminar.

On 30 October 2017, the current class of students of the advanced LL.M. programme International Children’s Rights visited the International Criminal Court in The Hague.

The newly created European Law Unbound Society (ELU-S) held its inaugural conference on 25-26 September 2025, at the Charles University in Prague. Vincent Delhomme presented a paper and chaired a panel, both dealing with contemporary challenges in EU internal market law.

Chip war export restrictions for ASML are most likely in conflict with the Word Trade Organisation’s regulations, claims Anna-Alexandra Marhold. China will certainly contest them.

'An international environment is my natural habitat. I really thrive when I am in a setting where I am around people of all kinds of countries and cultures.'

On 22 November, Tom Buitelaar, Assistant Professor at the Institute of Security and Global Affairs, presents his new book ‘Assisting International Justice’. Five questions to Buitelaar about the book and the book presentation.

From 27 until 29 October 2021, the ERC project PASSIM organizes an international workshop on the future of digital manuscript studies.

Submit your paper, session or business proposal for the International Medieval Meeting in Lleida until 31 March 2023.

We increasingly look at international consortia to come up with scientific and technological advances that are needed to address global challenges in areas such as health, the environment and clean energy. However, organising these consortia involves unique challenges. To identify these challenges,…

Every year, the Netherlands Red Cross and Belgian Red Cross-Flanders organise the Frits Kalshoven IHL Competition. This competition aims to provide students with an opportunity to practically engage with IHL, the rules that govern the conduct of war, by attending expert lectures and workshops, engaging…

On Monday 30 May 2016, the Assistant High Commissioner for Protection at UNHCR, Mr. Volker Türk, delivered the Keynote Address at the Advanced Course on International Criminal Justice, Migration and Human Trafficking at the Peace Palace in The Hague.

On Tuesday 26 November 2019, a collaboration between The Hague University of Applied Sciences (THUAS) and Leiden University was launched in relation to the journal International Labor Rights Case Law (ILaRC).

Leiden University won the awards for Best Oral Argumentation for both the Applicant and the Respondent and Best Oralist. In addition, Leiden University ranked second overall in the competition.

Timo Schmidt and Florian Volz, both International Studies students, have travelled the route many refugees took to reach Europe by bike in the summer of 2016. Through crowdfunding, they want to finance their documentary about this journey. With three days to go, they are at 90% of their target amount…

Cambridge Studies in International and Comparative Law

Grotius Centre in The Hague is located on the doorstep of international criminal courts and tribunals. In our teaching, we seek to benefit from this unique environment. Practitioners come to share their expertise in dialogue with our students, and we try to provide a platform where current practices…

The shift from response to recovery is now noticeable as the world moves past the paralyzing effects of the COVID-19 pandemic. This book explores responses to the pandemic by international, regional, and local institutions, multilateral action, and crisis prevention efforts at different levels of governance,…

On 30 August 2024, 330 students received their Bachelor Diploma of International Studies. The students were awarded their diplomas in the historic Pieterskerk in Leiden. A large audience of about 1000 people consisting of friends, family, and staff members gathered to celebrate the graduates’ achievements…

Practically the whole world came together on International Cultural Night on 29 November. International students got together on this night organised by Meeting Point for Refugee Students and showed their culture through dance, poetry, film and of course food. A great source of inspiration for fascinating…

On 6 February 2021, Ilya Kokorin presented his research at the annual symposium organised by the Texas International Law Journal (TILJ).

Citizens’s attitudes towards trade are not only about the (perceived) economic effect. Commerce also has a variety of security implications. Employing an original experiment, political scientists Matthew DiGiuseppe (Leiden University) and Katja Kleinberg (Binghamton University) demonstrate that security…

National and international actors have attempted to provide accountability for the events at Srebrenica in July 1995. This research project aims to draw lessons learned from those multiple efforts in assessing whether securing a measure of ‘justice’ for the victims has been successful and how national…

Social, Economic and Organisational Psychology focuses on the application of scientific psychological knowledge of social processes within and between groups of people and individuals, in organisations, but also during economic and consumer decisions.

If your employer or another organisation is paying for you, an invoice can be arranged. The contact person of your organisation has to fill in the company details.

Wouter Veenendaal, a political scientist at Leiden University, is an analyst for the Freedom House report. Freedom House is an American non-profit organisation dedicated to democracy, political freedom and human rights. In short, the report describes the degree of freedom and the state of democracy…

The bachelor's programme in International Studies is celebrating its tenth anniversary. Ko Voskuilen was among the very first batch of students to follow the study, and Sophia Healy graduated this summer. How do they look back on their time at the university?

Utrecht University and Université catholique de Louvain organize a workshop (1 February 2023, Utrecht) on good governance in the late-medieval city (1200-1600). This workshop invites researchers from different disciplines (history, literary studies, history of art and architecture, political philosophy,…

Last week, Dr. Joris Larik, Assistant Professor of Comparative, EU and International Law at Leiden University College and convener of the International Justice major, gave a presentation at the Second World Meeting of Societies for International Law at the Peace Palace in The Hague.

Leiden University’s Political Science and International Studies programmes have consolidated their firm academic reputation. In the 2017 QS World University Rankings, Leiden ranks 26th among the most valued institutes worldwide. Within the Netherlands, Leiden has retained the first position.

Misha Plagis, assistant professor at the Grotius Centre of Public International Law wrote a paper together with Dr Nicole De Silva (Concordia University) entitled 'NGOs, international courts, and state backlash against human rights accountability: Evidence from NGO mobilization against Tanzania at the…

In theory, states can gain security by acquiring internal arms or external allies. Yet the empirical literature offers mixed findings: some studies find arms and allies to be substitutes, while others find them to be complements. Political scientists Matthew Digiuseppe (Leiden University) and Paul Poast…

The department of Company Law, Leiden University would like to solicit applications from suitable candidates for the position of: Student Assistant International Business Law (m/f).

If you're in Leiden this week, you can't miss the large groups of international students exploring the city. The Orientation Week Leiden (OWL) - the twice-yearly introduction week for international students - started on Tuesday 24 January, this time with more than 400 new students. ‘Every second building…

The Philip C. Jessup International Law Moot Court Competition is the world’s largest moot court competition. The Competition is a simulation of a fictional dispute between countries before the International Court of Justice. This year more than 570 law schools from across the world participated.

Roxanne Hoenstok, International Studies graduate and current International Relations student, has been nominated for the Grand Final of Rotterdam100. She stands to win a trip to Singapore and letters of recommendation from the mayor of Rotterdam, Ahmed Aboutaleb, and former prime minister Jan-Peter…

Valentina Carraro presented her paper at the workshop ‘Collective agency of international institutions’, University of Bamberg, 6-7 October 2022.

No fewer than 194 students received their bachelor's diplomas in International Studies on Friday 26 August.

In 2005, the International Crime Court (ICC) in The Hague started an investigation on alleged crimes in Darfur, Sudan. However, Sudan is a non-party state to the Rome Statute, on the basis of which the ICC later was established. PhD candidate Yudan Tan studied the status of the Rome Statute and she’ll…

On 3 June 2016, the Symposium on International Investment Law as a Field for Scholarly Research was organized by Uppsala University, together with the Nordic Network on Investment Law and the Swedish Institute of International Law.

On 27 October 2015, four talented international students from Leiden University/Campus The Hague and the International Institute of Social Studies received the Wim Deetman Scholarships 2015-2016.

Professor Bob Wessels has published a bibliography of International Insolvency Law as per January 2015. This document is an update of the 2011 bibliography and comprises sources of some 15 countries.

The protection of civilians (POC) in armed conflict has become a core strategic objective for the United Nations system and for UN peace operations in particular. The UN, however, is not the sole actor engaged in POC.

After a successful pilot, the Honours Academy is pleased to announce a second International Leiden Leadership Programme (ILLP) starting in 2014 - 2015!

This workshop aims at fostering and promoting the exchange of ideas on how to edit late antique and early medieval texts (mostly Latin texts, but without excluding possible extensions to the Greek field). Young scholars in particular are encouraged to present case-studies and share the editorial problems…