The construction of the new building for the Faculty of Science is in full progress. The Cell Observatory of the Institute of Biology Leiden will be moving to the new building in the beginning of 2016. Professor Annemarie Meijer and Dr. Marcel Schaaf had a sneak preview.

The Dublin Regulation is under pressure. The Regulation should ensure that refugees are able to apply for asylum in the first country they enter. This pressure is nothing new, says Jorrit Rijpma, Professor of European Law, to Dutch newspaper the Volkskrant.

Scientists of the faculty of Governance and Global Affairs research completely different subject, among which terrorism, cybercrime and migration. In the upcoming weeks we will give the floor to several of our very best researchers. In this episode: migration researcher Alexandre Afonso.

China is conducting joint military exercises this week with Cambodia, Laos, Malaysia, Thailand, and Vietnam. In doing so, it is seeking to strengthen military ties with the ASEAN Member States amidst growing US presence in the region.

A growing amount of literature is being devoted to interrogating gendered dynamics in both violent extremism and terrorism, contributing to the integration of international and feminist security. This includes how such dynamics can shape differences in the motivations and participation of women and…

This report concerns itself with terrorist technical innovation, particularly with regards to terrorists’ incorporation of emerging technologies into their practices. More specifically, it investigates, through the elaboration of a theoretical learning framework, how terrorist groups can adopt the practices…

In this article, Ben de Jong, research fellow at the Institute of Security and Global Affairs, examines the relationship between double agents and their handlers.

On 5 June, Maarten Aalbers defended the thesis 'The balancing of general interests in EU State Aid Law: blurred lines between the prohibition and the compatibility of aid'. The doctoral research was supervised by Pieter van Cleynenbreugel and Stefaan van den Bogaert.

Following an investigation into plagiarism, Erasmus University Rotterdam has declared the master’s thesis of Dutch State Secretary for Long-term and Social Care, Vicky Maeijer, invalid. Wim Voermans, Professor of Constitutional Law, spoke to Dutch newspaper ‘Trouw’ about the matter.

The overlapping of intergovernmental organizations sharing Member States is one of the key challenges for achieving effective regional integration.

On 7 and 8 July 2016 the T.M.C. Asser Instituut and the Law Faculty of Leiden University organise a two-day symposium on EPPO.

The Hague Diplomacy Podcast aims 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 within their practice of or research on diplomacy. Available via SoundCloud, Apple Podcasts…

As of 1 June 2018 Olaf van Vliet has been appointed as Professor of Comparative Welfare State Analysis at Leiden University. The Endowed Chair in Comparative Welfare State Analysis is supported by Instituut Gak. This chair is embedded in both the Department of Economics (Leiden Law School) and the Institute…

The US travel restrictions are deeply regrettable. Support will be offered to students and staff who are affected.

Claire Vergerio, political scientist at Leiden University, has been awarded a VENI grant by Dutch research organisation NWO. This will allow her to conduct an in-depth analysis of the legal rights and duties of non-state actors involved in warfare. The aim is to tackle some persistent blindspots in…

Political scientist Ruud Koole (Institute Political Science, Leiden University) has been appointed to a state commission that will investigate whether the Dutch parliamentary system and the parliamentary democracy need to be reformed.

From 26 to 30 June 2017 a summer course on Europeanisation of administrative law in the Member States of the European Union will be held by the Department of Constitutional and Administrative Law.

This month Johan Christensen, assistant professor at the Institute of Public Administration, published his new book: ‘The Power of Economists within the State’. The book explores four countries, Denmark, Ireland, Norway and New Zealand and analyses why these similarly sized and wealthy countries have…

On 22 June 2018, Prime Minister Rutte announced that Jaap de Hoop Scheffer, Professor of International Relations and Diplomatic Practices at the Institute of Security and Global Affairs (ISGA), together with former ministers Sybilla Dekker and Winnie Sorgdrager, will become Minister of State.

Algae are not what immediately spring to mind when people think of threatened species. But even among algae there are species that have a difficult time, such as ‘Aegagropila linnaei’. In the magazine BioScience Christian Bödeker describes the worldwide decline of this species. He calls for the species…

Guy Livingston’s five-episode sound-art podcast UNDER/CITY/SOUND brings together people with different backgrounds from all over The Hague to share their listening experiences under quarantine.

In general, there are significant health disparities between people with low and high incomes, particularly in countries with an extensive welfare state like the Netherlands. PhD candidate Janna Goijaerts researched how the organisation of the welfare state affects the health of vulnerable people.

Residents of Bonaire believe the Dutch government should do more to combat climate change on their island. On their behalf, Greenpeace is taking the Dutch State to court. External PhD candidate Sjoerd Lopik discussed the case on Dutch Radio 1.

De discussie over de sluiting van illegale schietbanen van Defensie, als gevolg van de stikstofwetgeving is ingewikkeld en omvat diverse juridische aspecten. Armin Cuyvers, hoogleraar Europeesrecht, bespreekt de zaak in BNR-Nieuwsradio.

A framework for prospective/ex-ante life cycle assessment (LCA) and ecological risk assessment (ERA) of emerging technologies is developed and applied to a case study of III-V/silicon photovoltaic panels.

Dr Brian McGarry, Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies, addressed the International Tribunal for the Law of the Sea in the world's first advisory proceedings concerning climate change. His advocacy for the Commission of Small Island States…

On 24 April 2025, political scientist Pawan Kumar Sen will defend his PhD dissertation,

The mycorrhizal symbiosis is among the most widespread species interactions on Earth⁠. This thesis focuses on orchid mycorrhiza, a unique mycorrhizal type that has caught scientists’ attention for centuries⁠.

The crisis in Iran seems to have settled and both countries are claiming victory. The Americans say that they taught Iran a lesson, but Iran projects the contradictory. Now, who is right? On Thursday 9th January, Bert Koenders commented on this on BNR News Radio.

Measurements on a superconducting material show an abrupt transition between a normal metal and a 'strange' metal. The really strange thing, however, is that this abruptness disappears when the temperature falls. 'We don't have any theoretical machinery for this', says theoretical physicist Jan Zaanen,…

Thread-like bacteria make cells that no longer have a cell wall under the influence of osmotic stress. A remarkable discovery, since the cell wall serves as a protection barrier for bacteria. It could also help to explain how pathogenic bacteria can hide in our body from our immune system. A team of…

In November 2022, at the request of the House of Representatives, the Dutch Government established the State Commission on the Rule of Law.

What is the current situation of human rights in relation to detention under criminal law and immigration law, now that more and more parties are becoming involved in the administration of detention and crimmigration is on the rise? PhD defence on 21 January 2020.

Promotor: Prof.dr. E. R. Eliel, Co-Promotor: M.J.A. de Dood

Tom Long (2022). A Small State’s Guide to Influence in World Politics. Oxford University Press. ISBN: 9780190926212, 240 pp. (hardback), £19.99.

From 29 to 30 October 2024, the Kalshoven-Gieskes Forum (KGF) and the Grotius Centre for International Legal Studies had the pleasure of hosting an inspiring authors’ workshop in The Hague for the forthcoming Research Handbook, Victims' Rights under Public International Law, edited by Dr Robert Heinsch…

The rise of populist parties, the expansion of the role of the state and now the fragmentation of the Senate and the House of Representatives: Dutch political reality has changed rapidly over recent decades. These developments are in stark contrast to Dutch constitutional law that has remained almost…

Individual traders should be at the forefront of the study of early modern world trade rather than institutions such as states and companies, argues Professor of Global Economic Networks Cátia Antunes. Inaugural lecture on 9 June.

On Thursday 24 May 2018, Tanja Masson-Zwaan of Leiden University’s International Institute of Air and Space Law and Prof Mahulena Hofmann of the University of Luxembourg had the honour of addressing the King and Queen of the Netherlands and the Grand-Duc and Grand-Duchess of Luxembourg during the State…

How can we understand the encounter between communities active in sustainability initiatives and governmental agents at the multiple institutional layers in the Netherlands?

The inaugural Society for the Study of French History First Book Prize has been awarded to Lewis Wade’s monograph 'Privilege, Economy and State in Old Regime France: Marine Insurance, War and the Atlantic Empire under Louis XIV (Boydell Press, 2023)'.

State Secretary Sander Dekker of Education, Culture and Science received the national research agenda Nature4Life on 31 January. This research agenda, in which Leiden University is involved, focuses on research on biodiversity, ecology and evolution.

What does it mean to be Aruban, Bonairian or Curaçaoan? In the Traveling Caribbean Heritage project historian Gert Oostindie studies this question together with PhD candidate Joeri Arion and heritage specialist Valika Smeulders. Other researchers and the islanders themselves are also collaborating…

Decentralized plug and play systems for energy production are the future picture of our society. Artificial photosynthetic systems are used for this purpose.

Faced with warfare on the European continent and growing Sino-American geopolitical disputes, the EU’s rising use of sanctions and attention to economic security call for a better diplomatic understanding of how state-market actor-networks are assets of modern foreign and security policy.

22 November 2018.

Riese presented on 3 December 2018 the reason of state as the preservation of the state through exceptional measures.

An analysis of people’s access to justice and the working of (legal) institutions in post-conflict, democratic Libya

A PhD candidate from the Van Vollenhoven Institute, Maryla Klajn, was recently invited as one of the speakers to the 'Unwanted Citizens of EU Member States’ conference, which took place in Liverpool on August 27th, 2019.