The Grotius Centre for International Legal Studies is delighted to announce that Dr Farouk El-Hosseny will join the teaching staff as Visiting Assistant Professor of International Law.

A new Senate (Eerste Kamer) has been elected in the Netherlands and the current government coalition has lost its majority. The majorities in both the Senate and the House of Representatives (Tweede Kamer) have not been this far apart for quite some time. High time to merge both chambers, argues Wim…

The new government needs to look further ahead, says environmental scientist Rutger Hoekstra. ‘We keep pushing forward big dossiers like demographic ageing, climate and migration. Even though we know they play a big role in our future.’ Hoekstra therefore hopes that the new coalition agreement will…

Exhibition, Art exhibition

In February 2023, the International Institute of Air and Space Law and the Kalshoven-Gieskes Forum for International Humanitarian Law organised a seminar on the topic of 'The optimisation of the use of satellite information in the humanitarian domain – Legal and space-related developments' at Leiden…

Each scientific institute has its own dynamics. The Executive Board is visiting the different institutes to find out what is going on there. On 11 March, staff at the Institute of Tax Law and Economics talked to the Board about their teaching and research. What is going well and what are the challen…

PhD defence

This month, Leiden University’s Joanne van der Leun steps into the role of Chair of Una Europa’s Board of Directors. She does so at an important moment of transition for Una Europa.

Diversity

Governments are increasingly cracking down on tech companies like X, Telegram and Clearview that flout the law, with a fine, ban or criminal prosecution. In practice, however, this has little effect. A tougher stance is needed, argues Bart Custers, Professor of Law and Data Science at eLaw – Center…

Last November, it was announced that the European Commission has awarded a Jean Monnet Chair to Professor of Tax Law Irma Mosquera Valderrama. She will use the grant to shape the EUTAXGOV project over the next three years.

Jiska Ogier studied notarial law, which wasn’t always easy because she went to lectures in a wheelchair. As a student she pushed to make society accessible. And with her law degree and lived experience she has now made this her work. ‘You can achieve a lot with creative solutions.’

On June 16, 2025, the Institute of Political Science at Leiden University hosted a panel debate about the ongoing mass student-led protests in Serbia. The protests have shaken the increasingly illiberal regime in Serbia to its core and have grown into the largest student protests in Europe since 196…

On 3 September 2025, more than 30 archaeological objects were returned to Peru, Panama and Costa Rica. The objects come from a private collection belonging to the descendants of physician and amateur archaeologist Dr Hans Feriz. In her will, his daughter stipulated that the objects collected by her…

The Sustainability Monitor 2024 reveals that Leiden University has again taken significant steps to become a more sustainable and future-proof university. Since 1990, its carbon emissions have decreased by 50 per cent and, compared with 2019, its natural gas consumption has dropped by 32 per cent. Its…

With her Veni research, investigator Rosanne Baars from the Institute of History aims to demonstrate that women played a role in the eighteenth-century diplomatic circles of the Ottoman Empire. ‘We already know that one woman led the entire embassy.'

Kira Nijland follows the master programme Policy in Practice and is since October the student member of the Institute Board of Cultural Anthropology. She previously gained board experience at study associations Itiwana and WDO. Now she would like to get to know the university structures from behind…

Immediately after the Dutch government’s press conference about the new coronavirus measures, a shopkeeper in Eindhoven hung up a notice in his window saying ‘No vaccination: no entry’. Even though he is not enforcing his own rule, he is receiving threats.

Recent developments in AI mean nobody is anonymous nowadays. The search engine PimEyes can find any photo of anyone that’s ever been placed online. No more Tinder Swindlers… or personal privacy. Everyone’s findable now. But is that even allowed?

On 16 April 2021 the webinar ‘Children and young adults in contact with the law: Systemic vulnerabilities and institutional responses’ took place. In total 17 speakers and discussants engaged with the topic of vulnerability.

The programme committees at Leiden Law School play an important role in staff and student participation. What are the activities of such commitee?

Joachim Koops, Professor of Security Studies and Scientific Director of Leiden University’s Institute of Security and Global Affairs (ISGA) has been awarded a ‘Jean Monnet Chair’ with a focus on ‘The European Union’s Role in Security and Global Affairs’ (EURISGA).

The Crafting Resilience Kick Off on 30 March seeks to inspire conversations around new state-citizen relations in the social domain. At this conference, international researchers discuss core questions at the heart of the new NWA Crafting Resilience project.

Ethics committees advise researchers on ethical issues relating to their research. For example, whether the research meets the criteria for ethically responsible conduct. There are a number of ethics committees within Leiden University.

As a lecturer, you may require advice or support in recording and distributing lectures and videos. For more information, please contact your coordinator.

On Saturday 12 October, the Bachelor’s Open Day will be taking place in Leiden and The Hague! This is the perfect opportunity for prospective students and their parents or guardians to find out all they need to know about studying at Leiden University and the bachelor’s degree programmes we offer.

Leiden Law School’s International Institute of Air and Space Law visited key European aviation stakeholders in Brussels where IIASL staff and students were able to engage with those directly involved in ensuring that the EU aviation sector is safe, resilient and sustainable.

Alumnus Ben Smulders has worked for the European Commission for the past 33 years. ‘The discipline and depth that I experienced during my student days has helped me through various stages of my professional career.’

The European Commission has selected a consortium of major European launcher and satellite manufacturers, operators and service providers, as well as policy and legal research centres and institutes to study and provide guidelines and recommendations on Space Traffic Management (STM). The IIASL of Leiden…

20 November 2024 is World Children's Day. To mark this occasion, the UNICEF Student Team Leiden is organising a lecture on children's rights. We spoke to board members Rewina Teferi Hagos and Tugwell Chadyiwanembwa to find out what motivates them.

On 23 November 2022, the BUREN Thesis Prize on Insolvency Law was awarded for the fifth time. This year, two Leiden theses were nominated for this prize, written by Carlijn van der Hek and Raghav Mittal. Both nominees presented the results of their research, after which the jury announced that the first…

On Thursday 22 September 2022, the posthumous PhD ceremony will be held of Thijmen Nuninga who passed away February this year. His doctoral thesis had already been approved at that time.

Valedictory lecture

In the Netherlands it is now possible to visit non-essential shops if you make an appointment beforehand. But when you book an appointment you have to provide a lot of personal data. Are shops allowed to ask you for all this data and what happens to it?

The rise of authoritarianism, the strengthening of the radical right, and the role of the EU in defending democracy—these are just a few of the issues causing concern today. Is the EU capable of defending democratic values within the Union and beyond its borders? In an interview from the Lithuanian…

With the departure of Janneke Mulders as Board Secretary of the Faculty of Archaeology, Hilde Adriaenssens has been enlisted as an interim until the new Secretary, Mischa Hautvast, starts in January. We sat down with both to get a clear picture of their activities and backgrounds.

The liquidator is, according to the law, the initial designated person to signal and address irregularities in insolvencies. But when tackling fraud costs more than it generates, what does that mean for the liquidator’s course of action? And which factors obstruct liquidators in addressing these irregularities?…

The Public Prosecutor's Office (OM) and the Netherlands Forensic Institute (NFI) want to use private DNA databases for genealogical research in criminal investigations. The method could be used in serious criminal cases that have stalled and it is already being used in investigations abroad. Whether…

At Leiden University College, Jaap de Hoop Scheffer urged Europe to show unity and strength in a world defined by fear, power politics, and uncertainty.

As part of Mariana Françozo’s BRASILAE project, a group of representatives of the Ka’apor people was invited to visit Leiden. The Ka’apor, an indigenous people from Brazil, are some of the present-day relatives of the Tupi-speaking peoples who used to live in the northeastern region of Brazil, claimed…

On Tuesday 14 June, the Europa Institute welcomed Martijn Stronks, Assistant Professor at the Amsterdam Centre of Migration and Refugee Law of the Vrije Universiteit Amsterdam, for its third ‘Meet the Author’ event.

In the confrontational ‘House of Misconceptions’, visitors put themselves in another person’s shoes and have to justify their existence. The performance is the result of a unique collaboration between the Liquid Society art collective and Professor of Law and Society Maartje van der Woude and her st…

Universiteit Leiden en Unicef werken al 10 jaar samen om kennis over kinderrechten uit te breiden en te verspreiden. Ze verlengen deze samenwerking.

The conference of the European Association of Labour Court Judges (EALCJ) took place in Leiden from 8 to 10 June 2023. The EALCJ is an association of judges from all EU countries, which provides its members with a forum to exchange knowledge on (European) labour law and its application in the different…