Nico Schrijver professor emeritus in Public Law and State councillor at the Council of State has been appointed by the European Union and the United Kingdom as a member of the Arbitration Panel which is authorised to settle disputes on the EU-UK Withdrawal Agreement.

On 9 April 2020, Mohamed Azizi defended his thesis 'Reflecties op Wereldburgerschap: In de spiegel van Afghanistan en Nederland'. The doctoral research was supervised by Prof. P.B. Cliteur en Prof. W. Veugelers (Universiteit voor Humanistiek).

On 1 October 2020, Arianne de Leeuw defended her thesis 'Scheiding van zeggenschap en belang in de familiesfeer'. The doctoral research was supervised by Prof. F. Sonneveldt and Prof. A.O. Lubbers.

Bij de Universiteit Leiden zet onze Onderzoeksgroep violence and violence prevention zich in voor het bevorderen van kennis en begrip op het gebied van geweld en geweldpreventie door middel van interdisciplinaire wetenschappen en innovatieve methodologieën. Onze faculteitsleden zijn toonaangevende…

On 7 March 2019, Maria de Jong-de Kruijf defended her thesis 'Legitimiteit en rechtswaarborgen bij gesloten plaatsing van kinderen'. The doctoral research was supervised by Prof. mr. M.R. Bruning en Prof. mr. T. Liefaard.

On Monday 9 September, the Dutch Scientific Council for Government Policy (WRR) published its report 'Voorbereidingen op digitale ontwrichting' (Preparing for digital disruption). The report shows that our infrastructure is not secure enough to withstand digital threats and that we are lacking a clear…

On 24 November 2022, Simone van der Hof delivered the annual Mulock Houwer Lecture. The title of the lecture was ‘Niet om de knikkers maar om het spel – Over de digitale versie van een vergeten kinderrecht’.

On November 9th, the students of NVIC visited the Dutch Embassy. Marwan Khalil and Imane Makouri, two students, share their experience:

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

About the book

Can a robot rekindle the waning interest in Buddhism in Japan? University lecturer Peter van der Putten researches the philosophical and social questions related to artificial intelligence. He also investigates whether computers and robots can take over creativity, emotions and other human characteristics.…

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.

Leiden Professor of Maths Frans van Schooten Jnr. (1615-1660) and his wife Margrieta were painted by Rembrandt. This is the claim made by mathematician and art historian Johan Zwakenberg in his recently published article in the 2018 Leiden Yearbook. Leiden art historians are not completely convinced…

Political scientist Nicolas Blarel (Leiden University) analsyses how non-state actors can (directly or directly) attempt to provoke conditions for a crisis between state actors that have nuclear capabilities. He argues that there is an urgent but complicated and understudied task to understand and manage…

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.

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

Election Day is over, but it's by no means clear who the new President of the United States will be. On the morning after Election Day, US expert Sara Polak relects on the results that are in so far, and looks ahead to the coming days.

ELS@Leiden research encompasses a wide range of empirical-legal projects carried out within Leiden Law School from the perspective of multiple disciplines and methods. Here you can find the publications of our (former) lab members since the start of the Sector Plan.

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

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…

Leiden University has awarded its prestigious University Medal to Emeritus Professor Lex van der Eb. As a pioneer in genetics and molecular biology, he received this honour for his services to science and his key role in the development of the Leiden Bio Science Park (LBSP).

On 22 June, Anneke Koning defended the thesis 'Return to sender: a multi-method study of guardianship against transnational sexual exploitation of children'. The doctoral research was supervised by Joanne van der Leun, Masja van Meeteren and Johan van Wilsem.

The data-driven economy allows for the collection and processing of large amounts of data. Such data can be used to optimize profits by (dynamically) differentiating prices for different consumers.

The following sources were consulted for this guide:

This week 'Dutch Post-war Fiction Film through a Lens of Psychoanalysis' by Peter Verstraten was published by Amsterdam University Press, the sequel to Humor and Irony in Dutch Post-war Fiction Film from 2016. Each chapter in his 482-page new study begins with a title of Fons Rademakers who made films…

Promotor: Prof.dr. P. Hooykaas, Co-promotor: Dr. R. Offringa

Are you interested in studying the Politicologie: Nationale en Internationale Politiek at Leiden University? There are some deadlines and procedures you should know about. We list them for you below.

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.

Three novelists have won the first Leiden University Peter van Straaten Psychology Prizes: Esther Gerritsen, Yvonne Keuls, and Marieke Lucas Rijneveld. This is a prize for Dutch writers whose novels shed light on psychological problems and disorders. The prizes will be awarded on January 16.

In this new edition of the Rijmbijbel there are 159 valuable miniatures, combined with commentary by MA-students from Utrecht. Students in Dutch Language at the universities of Antwerp and Leiden have translated the text passages. Various experts, such as Martine Meuwese (UU), tell more about Jacob…

Four years of protracted negotiations and bitter warfare passed between the declaration of Indonesian independence on 17 August, 1945, and the official transfer of sovereignty on 27 December, 1949.

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?

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Het onderzoeksproject heeft als doel ouders te helpen hun kleuters gezonde eetgewoonten aan te leren door het bevorderen van sensitieve voeding tijdens de fase wanneer peuters kieskeurig met eten worden.

Frank van der Horst is per 1 februari 2026 benoemd tot bijzonder hoogleraar Pedagogische Wetenschappen.

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.

Frits van der Meer and Gerrit Dijkstra of the Institute of Public Administration reflect on the increasing power of political assistants in the magazine “De Hofvijver”.

On 5 December, Luuk van Middelaar appeared as a guest on Dutch current affairs programme Buitenhof to talk about various European issues, including how Europe had tackled the coronavirus pandemic.

Joanne van der Leun has been reappointed by the Executive Board of Leiden University as Dean of Leiden Law School. Van der Leun will begin her second term (2019-2022) on 1 September 2019.

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

On Friday, June 12th, the Europa Institute held its annual PhD Day.

Every year, more than three thousand businesses are declared insolvent in the Netherlands. The purpose of bankruptcy is to divide the assets of these companies among the creditors. However, the value of the claims of the creditors often exceed the value of the assets of the company

Discover the effects of clothing value and lifespan on buyer-user-producer relationships through collaborative research with Localising Global Garment Biographies.

The Hazelhoff Centre for Financial Law team regularly publishes in both Dutch and international academic journals and book series.

Our research regularly receives attention in the (Dutch) popular media. Here is an overview.

How can we monitor and protect biological and cultural diversity in Suriname best? What can we learn from local knowledge and customs associated with biodiversity? How can we understand current species, acoustical, behavioural, and ecological diversity from an evolutionary perspective? Can we predict…

The Europa Institute has been the beneficiary of a generous grant from the H.L. Wesseling Fund. The Fund was established in memory of Professor Henk Wesseling (6 August 1937 – 18 August 2018), Dutch historian, Professor of contemporary history at Leiden University, and former rector of the Netherlands…

This project combines and reconsiders all the available evidence of the Scheurrak SO1, and use new archival databases and modern archaeological techniques to shed new light on the material culture of the Baltic grain trade and the Holland shipbuilding industry at the turn of the sixteenth century.

Sub-Saharan Africa has seen a significant rise in terrorist acts and radicalized youth since the appearance of Boko Haram in 2009 and the fall of Libya in 2012. This book investigates the deeper layers of radicalization in Sub-Saharan Africa, which is situated in a larger global tendency.