In this book, Vanessa Newby provides the first detailed examination of credibility’s essential place in peacekeeping.

In this thesis, we extend the concept of null models as canonical ensembles of multi-graphs with given constraints and present new metrics able to characterize real-world layered systems based on their correlation patterns.

In this article, Barrie Sander together with his colleagues explore whether fairness in digital governance inadvertently entrenches structural inequalities

Leiden University has secured fifth place in SustainaBul, the sustainability ranking for universities and universities of applied sciences in the Netherlands.

Cyber security is only for socially awkward nerds? Three alumni of the Cyber Security Academy prove the opposite.

Twenty-five young people from all over Europe have come to the Netherlands in the week of the Dutch election to act as election observers. They will learn about Dutch politics and observe in polling stations whether the voting is taking place in line with the rules. Two of them are stationed in Leiden.…

In 1968 Japan was shocked by student protests and even today, exactly fifty years later, their effects can still be felt. An interdisciplinary group of researchers recently met to discuss them at Leiden University.

Two new Assistant Professors are joining Science Based Business (SBB) this Autumn. ‘Xishu Li and Jian Wang are the first two Assistant Professors we recruited. This is an exciting, crucial next step for SBB,’ said Professor Simcha Jong who joined Leiden University as the Director and first Professor…

Holtz defended her dissertation ‘Collective human rights as an (onto)logical solution to climate change: reconceptualizing, applying and proceduralizing an overlooked category of human rights’ on 16 October 2025. The doctoral research was supervised by Carsten Stahn and Daniëlla Dam-de Jong.

After an initial suggestion of a move toward Israel, India’s Prime Minister Modi has signaled a significant recalibration of his government’s engagement with the Middle East region. Now, India seems to be prioritising strong ties with the Gulf states.

Political scientists Huib Pellikaan and Niels van Willigen (Leiden University) use and elaborate on the theoretical insights from game theory in order to understand nuclear security in changing environment. Now that the relations between the US and Russia have deteriorated and smaller nuclear states…

Two years ago, Danae Barboudi (26) moved from Greece to the Netherlands to study at Leiden University. Next to her studies, she is also one of the people behind the Orientation Week Leiden (OWL) – the introduction week for international students.

On 22 April 2016, the Social Justice Expertise Center (SJEC) hosted the first global conference for international labour law judges and other adjudicators themed ‘Ensuring Coherence in Fundamental Labour Rights Case Law: Challenges and Opportunities’ at the Academy Building of the University of Leid…

On Wednesday, 21 February, a diverse group of students, staff, and representatives from 21 embassies gathered in The Hague for International Mother Language Day. Under the banner of 'a bit of fun and many serious topics,' language took centre stage.

On Friday 13 April 2018, the Department of Child Law of Leiden University was proud to host the international symposium 'Deprivation of Liberty of Children in The Justice System – Towards A Global Research Agenda', organised by Prof. Dr. Ton Liefaard and Dr. Yannick van den Brink.

The annual excursion of the Adv. LLM programme in European and International Human Rights Law (EIHRL) took place from Sunday 16 to Saturday 21 April.

Twenty years after the passing of Resolution 1325, the participation of women as military personnel in peacekeeping operations remains limited. Women currently comprise just under five per cent of military personnel in UN peacekeeping missions, and the UN consistently calls for more.

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.

On 17 and 18 November 2016 the World Bank in Washington, D.C. hosted the Fourth International Conference on Legislation and Law Reform.

The Hague Journal of Diplomacy is delighted to announce it will be starting its own podcast series! The series will be aimed at bringing the themes of the journal’s research off the page, and onto the discussion table. Each episode will feature a guest who will share their insights and personal experience…

Research conducted in this group aims at furthering our understanding of how communities and individuals deal with social change, conflict and trauma through remembrance and commemoration as well as forgetting in the arts.

Join-in courses zijn MA-cursussen over middeleeuwse onderwerpen gegeven binnen vastgestelde MA-programma's van de zes deelnemende universiteiten van de Onderzoekschool. Op aanvraag zijn deze vakken toegankelijk voor studenten van andere (Nederlandse) universiteiten. De cursusbelasting en het aantal…

Dr. Ben Van Rompuy participated as an invited expert in the annual Congress of the International League of Competition Law (LIDC), held this year in Vienna from 9 to 12 October.

LAPP student Heidi Kaarto and project leader Esther Kentin published an article on the right to regulate in relation to an EU ban on microplastics in a special issue on plastic regulation of Review of European, Comparative & International Environmental Law.

Hoogleraar Internationaal recht bij het Grotius Centre for International Legal Studies, Larissa van den Herik is in augustus 2024 beëdigd als rechter-plaatsvervanger bij de Rechtbank Den Haag.

On 14 November 2025, representatives from several organizations across the publishing reform and research assessment reform communities gathered in Pisa, Italy, for a workshop aimed at identifying and advancing joint actions to strengthen both movements.

Students, staff members and alumni of the MA International Relations programme gathered together on the first student-alumni career networking event to spend a sunny Friday reflecting on the programme and its career opportunities.

The International Workshop 'Maritime Conflicts and their Resolution in Atlantic Europe (13th-17th Centuries)' takes place at the University of La Laguna, Tenerife (Spain) from 21 to 22 April 2017.

What can you learn about Bangladesh that cannot be found on Google? On 24 September, bachelor students of International Studies and Southeast Asian Studies were given an answer to that question. In a well-filled lecture room, the ambassador of Bangladesh, Riaz Hamidullah, gave a lecture about his co…

On 3 and 4 March, the 2nd Doctoral Seminar on International Criminal Law, International Human Rights Law and International Humanitarian Law was held at the Siracusa International Institute for Criminal Justice and Human Rights in Sicily. Ida Asscher and Anna Smulders, both PhD Candidates at the Grotius…

The latest forum in the Hague Journal of Diplomacy highlights the rich potential for interdisciplinary research at the intersection of architecture, diplomacy, and international relations. These contributions, spanning from the early American republic to the contemporary era, reveal how diplomatic spaces…

The International Space University is proud to announce that the 31st annual Space Studies Program (SSP) session will convene in the Netherlands during the summer of 2018.

How do you achieve the structural change needed for a more inclusive university community? What challenges do female staff face in their careers and what does it take to be a woman in a leadership role? This is what over 40 female staff members from the university discussed on International Women’s…

This week, around 1,200 brand new students from 68 different countries are getting to know each other and their new student city. Orientation Week Leiden (OWL) got off to a good start on sunny Lammermarkt, which was packed with enthusiastic internationals.

Gendered dynamics and assumptions are prevalent throughout the field of cybersecurity.

Professor Niels Blokker, Schermers Chair and Professor of International Institutional Law, and Dr Brian McGarry, Assistant Professor of Public International Law (Grotius Centre for International Legal Studies), organised a first-of-its-kind conference at the headquarters of the International Criminal…

‘Niet het internationaal recht zelf schiet tekort, maar staten en politici die de regels negeren’, stelt Larissa van den Herik, hoogleraar internationaal recht, in een artikel in NRC waarin verschillende experts zich uitspreken. Zij betoogt dat de internationale rechtsorde vooral onder druk staat door…

The International Institute of Air and Space Law (IIASL) at Leiden University has joined the Civil Air Navigation Services Organisation (CANSO) as its newest Research and Academia member.

From 25 until 28 June 2017, Peter Rodrigues participated in an international conference on “New dynamics in the European integration process – Europe post Brexit”, in the 9th Network Europe Conference of the EuropaInstitut of the Universität Zürich hosted by the University of Edinburgh.

On 27 September the European Commission informed the International Skating Union (ISU) of its preliminary view that its eligibility rules under are in breach of EU antitrust rules.

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

On December 3rd, AI4LAM (Artificial Intelligence for Libraries, Archives, and Museums) was launched in London. Leiden University Libraries (UBL)is a founding member, along with more than 40 leading international heritage and knowledge institutions. Together with our partners in AI4LAM, UBL aims to promote…

On Wednesday 6 September 2017 the Interest Group on Migration and Refugee Law of the European Society of International Law (ESIL/SEDI) hosted a workshop in Naples, Italy, in cooperation with the ILS 2.0 Project.

On Wednesday 19 and Thursday 20 April 2023, the Foundation Bob Wessels Insolvency Law Collection (BWILC) organised its fifth PhD Workshop on European and International Insolvency Law.

Thinking up solutions for global issues such as environmental pollution and poverty. This is what young people from all over the world will be doing at the One Young World summit from 17 to 20 October in The Hague. Follow Leiden students Jennifer Pfister and Thomas Gevers who will be reporting on their…

Students used to live with a landlady or even with the professor whose course they were taking. Student accommodation has since become more professional, making it something the new government will have to tackle. What should the new government do?

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