On 1 December 2023, Fatma Çapkurt was appointed as deputy chair of the State Committee on the Rule of Law.

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…

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?

The new special issue on non-western non-state diplomacy, edited by Natalia Grincheva and Robert Kelley, is available online now and contains two Forum essays, four articles and two book reviews.

On the 28th of January 2019 Beryl ter Haar gave an introductory lecture on EU labour law concerning collective redundancies and working time. Both are core issues of this year's case for the Hugo Sinzheimer Moot Court Competition.

Afro-American slaves in the 19th century did not always flee to the north of the United States, according to historical research. Most of the slaves who fled remained in the southern states and posed as free coloured people. This is the conclusion that Professor Damian Pargas from Leiden University…

Promotor: Prof.dr. H.V.J. Linnartz, Co-Promotores: S. Ioppolo, H.M. Cuppen

On 6 June 2023, Melanie Fink gave a ‘conférence’ at the University of Liège, Belgium in the context of its EU Studies Seminar Cycle, organised by Ljupcho Grozdanovski.

On 12 September 2019, Judge Chile Eboe-Osuji, President of the International Criminal Court (ICC), delivered a lecture on Customary International Criminal Law and Head of State Immunity to open the academic year for the Advanced LL.M. Programmes in Public International Law & International Dispute Settlement…

In this video, Natalia Grincheva introduces the topics discussed in the journal's latest Special Issue.

One of the most crucial aspects of our behaviour is our motivation to explore novel environments and interact with new people. This became painfully clear during the COVID-19 lockdowns, when many people suffered from lack of new experiences and real-life social interactions. The relevance of novelty…

Plant Sciences' contribution to the Development & Disease research theme is to unravel the processes that allow plants to adapt to changing abiotic and biotic environmental conditions or stresses, with the aim to contribute to the sustainable production of food, flowers and bio-based products using…

In 2012, Swedish power company Vattenfall went to an investor-state tribunal in response to the decision of Germany to close three Vattenfall nuclear power plants on its territory. The tribunal now has to decide whether Germany’s decision is in accordance with the international Energy Charter Treaty.…

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…

Kutsal Yesilkagit, Professor of International Governance at the Institute of Public Administration, has been appointed by Minister Bruins Slot of the Interior and Kingdom Relations as a member of the State Commission on the Rule of Law, which was established in November 2022.

The German state of Saxony-Anhalt is set to make recognition of the state of Israel a requirement for becoming a German citizen. However, Peter Rodrigues, Emeritus Professor of Immigration Law, has told Dutch daily newspaper Nederlands Dagblad that introducing a similar measure in the Netherlands would…

The Council of State in the Netherlands has drawn up a programme of reflection to evaluate the role of the highest administrative court in the child benefits scandal and to learn lessons for the future.

From 26-30 June 2017 the first edition of the summer course on the Europeanisation of administrative law in the EU Member States took place in The Hague.

Work might not always be enjoyable, but what if just a glance at the to-do list brings on a sense of dread? To initiate the conversation about this, the sixth Psychology Connected focused on work pressure and workplace enjoyment, offering tips rooted in positive psychology.

Persistent somatic symptoms are long term symptoms that lack a clear medical explanation. These symptoms have a high prevalence where most people know someone who experiences such symptoms or they experience such symptoms themselves. Symptoms can vary greatly in and between people. While one person…

How is the development of physiological responses to social evaluation in adolescence affected by other normative developments, such as pubertal, socio-cognitive and psychosocial development? Are social anxiety and public speaking anxiety associated with characteristic patterns of stress responses…

To study relationships between emotion regulation after negative and traumatic life events and psychopathology. Within this context, another goal is to develop and validate emotion regulation questionnaires.

There are approximately 60 million skateboarders worldwide. And yet in the academic world, this culture is not always looked upon seriously. Visual anthropologist Sander Hölsgens believes that this has to change. Last summer his book 'Skateboarding in Seoul' and the accompanying film 'Reverberations'…

From March 14 to 16, 2018 Prof. mr. dr. Maartje van der Woude organized an international seminar and PhD masterclass on the topic of “Transformative Borders and the Politics of Migration in Western Liberal Democracies”. Both events were organized as part of Prof. Van der Woude’s NWO VIDI Grant “Getting…

For a month long, the Senate Chamber of Leiden University was reserved for portraits of women. The work of art showing a hundred unique portraits of female professors has now been put into storage, but the board of the University is taking measures to promote the image of women in science.

Historian Marjan Schwegman is the new Cleveringa Professor. Her lecture on 27 November will focus on Eduard Meijers, the Jewish professor who was dismissed by the Nazis. Schwegman's previous posts include Director of the NIOD Institute for War, Holocaust and Genocide Studies.

The Netherlands returned 478 artefacts to Indonesia and Sri Lanka this week, on the advice of a Dutch committee. Rightly so, says Leiden professor Pieter ter Keurs from the Museums, Collections and Society interdisciplinary research programme. ‘But do make it clear why you are returning something.’

In this project, we will study the genetic and environmental drivers of woodiness and stem lignification at the level of plant‐to‐gene‐to‐molecule.

If a new method has been developed to recognize and treat a (neuro-)psychological disorder or related behavioral factors, it cannot yet be used directly in clinical practice. First, the method should be evaluated, preferably in randomized controlled trials.

Although plant domestication has significantly altered crop genetics and phenotypes, its effects on the taxonomic and functional diversity of plant-associated microbiomes are not well understood.

The work in this thesis describes the fundamental role of Lkb1 as a conductor of metabolism-related processes in zebrafish larvae.

Almost all bacteria are enveloped by a cell wall that provides cellular protection.

Bacteria are highly complex and diverse organisms that have adapted to survive in ecological niches ranging from the most extreme to the most heterogeneous environments.

This thesis examines the impacts and challenges of water use of electric power system. This thesis found that there are large differences in water use of electricity technologies, with hydropower and thermal power being two large water users.

There is a need for alternative methods to replace, reduce and refine (3R) animal experimentation. Combining experimental data from high-throughput in vitro studies with in silico modeling is a promising approach to unravel the effect of chemicals on living cells and to gain a better understanding of…

How do people acquire language? How can you train your brain? What is the effect of stress on an unborn child? LIBC research topics range from language processing to cognitive robotics, and from psychiatric disorders to the impact of social factors on human behaviour. Meet several main research topics…

Living systems scale from unicellular microbes to complex multispecies communities that constantly change over time. Within the theme Development & Disease, we enhance our fundamental understanding of development and homeostasis of living cells and systems. We analyze the normal situation and how stresses…

As of 1 September , Karel Berkhoff has been appointed professor by special appointment in Ukrainian History. In this position, made possible in part by the KNAW, he will focus primarily on dark moments in recent Ukrainian history: the persecutions that have taken place in the first half of the twentieth…

Linde Desmaele explores the role of US theatre nuclear weapons stationed in Europe. Moving beyond the deterrence vs. reassurance debate

How and to what extent does AI affect citizen representation in public service delivery and state-citizen interactions?

From receiving our salary to doing our shopping: we are completely dependent on commercial banks for all our payment transactions. But what happens if they collapse? In his inaugural lecture, Professor Bart Joosen calls for a rigorous change: ‘Put payment transactions for private clients under one…

How are law and governance in China responding to rapidly changing circumstances, and what does that mean for the relationship between the state and its citizens?

Large areas of space are filled by molecular clouds that consist of gas and dust grains that are the remnants of dead stars. When these clouds start collapsing, the decreasing temperature and increasing density cause gas particles to start accreting onto dust grain surfaces.

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)'.

Vice-rector Organisatieontwikkeling en oud-decaan FGGA Erwin Muller start op 1 april 2026 als staatsraad bij de Afdeling Advisering van de Raad van State.