The Dutch Tax Authorities leaked information about an international tax audit to Uber. In addition, they ‘obstructed and delayed’ an investigation by other EU Member States, says the International Consortium of Investigative Journalists (ICIJ) based on internal documents from the tech company.

On 7 July, the Mayor of Leiden, Peter Heijkoop, visited Leiden Law School. During his visit, he learned about the faculty’s commitment to advancing research and education while contributing to tackling the challenges faced by society.

Within a single generation, the digital world has changed completely: from a technical niche for ‘nerds’ to a reality that affects everyone. Cyberattacks, data breaches and system failures can disrupt essential social processes. How can we ensure that our society remains digitally resilient?

Arbitration law has grown into a ‘sexy’ area of practice about which students are keen to write a thesis and in which many lawyers specialise.

We are proud to share that Hadassah Drukarch, a graduate of our Advanced LL.M. in Law and Digital Technologies (class of 2022-2023), has been honored with the prestigious 2023 Brinkhof Internet Thesis Award for her thesis research that explores the intricate interplay between data protection regulation…

With a grant from the Digital Infrastructure Insights Fund D//F, John Boy and members of the d12n research cluster will explore new ways critical technologists try to align their work with digital technology with the political goal of defending the public interest.

Young people are particularly susceptible to misleading information on social media. Yet insights from developmental psychology show that they also have unique strengths to build resilience. In new research led by developmental psychologist Ili Ma, scientists, schools, parents and policy makers are…

The Honours College Law (HC Law) is soon going to look very different. What does the HC Law currently do, and what’s going to change? Why should you apply for it? To answer these questions, we spoke to Maartje van der Woude, Designated Professor at the HC Law. She’s designing the new programme in collaboration…

The Philip C. Jessup International Law Moot Court Competition is the world’s largest moot court competition. The Competition is a simulation of a fictional dispute between countries before the International Court of Justice. This year more than 570 law schools from across the world participated.

Many problems in criminal law can be predicted by the academic world and using knowledge from criminal law practice, says criminal lawyer Professor Patrick van der Meij.

On Monday 12 January, 25 lecturers received their Senior Teaching Qualification (SKO), including three members of Leiden Law School's teaching staff.

Yvonne Erkens has been appointed Professor of Labour Law at Leiden University as of 1 January 2026.

Archaeology is also digging with computers. This digital quest to find out how we humans lived in the past is what Karsten Lambers likes doing most. He is the first Professor of Digital and Computational Archaeology in the country. ‘A dream come true.’

A new website has been set up that provides information about the government funded Law Sector Plan in the Netherlands, including the plans of the participating universities and developments within the agreed themes.

Should criminal law have a greater role in protecting this democracy? In his inaugural lecture, Professor Jeroen ten Voorde urges caution.

Global warming, deforestation, nature conservation. All major environmental challenges that call for major measures. To see what the effects of these measures are, observation data from the Earth is used. Researchers at LIACS receive €90,000 from the European Space Agency (ESA). With this they are investigating…

Education

‘Quantum technology is going to change the world, but most people don’t feel connected to it. I want to change that,’ says Julia Cramer, assistant professor at Leiden University. Known for her passion for science communication, Cramer actively seeks opportunities to share the wonders of quantum technology…

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

Now the Dutch national Law Sector Plan has been positively evaluated, the temporary funding provided to Leiden Law School for the research projects ‘Institutions for Conflict Resolution’ and ‘Empirical Legal Studies’ will become structural.

Eduard Fosch-Villaronga, Associate Professor at eLaw, presented his work on ‘Aligning rules and actions in digital innovation’ at the conference on Technology and Sustainable Development, This event explored whether technology can be used to fix the very problems caused by technology, encompassing social,…

Is the child benefits scandal an omen for the future and will people’s lives soon be fully dominated by algorithms? Assistant Professor of Constitutional and Administrative Law Reijer Passchier warns that the encroaching digitalisation is giving the executive branch even more power, leaving parliament…

As of 1 May 2025, Professor Kartica van der Zon has been appointed professor by special appointment of Family Law, Law of Persons and Juvenile Law at the Faculty of Law of the University of Groningen.

Watching and analysing hundreds of TEDx talks, that too can be research. That becomes clear from the work of PhD student Aletta Meinsma, who is studying potential problems in popular communication about quantum technologies. She explains how she approaches this and why it is so important.

In a new essay for Ethics & International Affairs, Dr Henning Lahmann, Assistant Professor of International Law & Technology at eLaw, addresses the question whether states should resort to social media to warn a civilian population ahead of military operations.

A presentation on the latest developments in artificial intelligence and law, several public lectures on Criminal Justice, and a brand new trial in which Leiden female serial killer ‘Goeie Mie’ was acquitted after all. It was all possible during Leiden European City of Science 2022. Below is an overview…

2025 was a year to remember at our faculty. We celebrated our 450th anniversary, launched new degree programmes and welcomed many inspiring speakers, yet we also felt the weight of budget constraints. Our year in a nutshell:

Bart Barendregt explains his new Unesco Chair in Anthropology of Digital Diversity in an interview on the Unesco website.

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

Global science research serves the needs of the Global North, and is driven by the values and interests of a small number of companies, governments and funding bodies, finds a major new international study published today. As such, the authors find, science, technology and innovation research is not…

The sixth edition of the lecture series Duurzaamheid & Recht was held during the last semester. Once again, it attracted many students.

Yousef Yousef (39), a successful entrepreneur in the water-quality industry, recently joined the Advisory Board at Leiden Law School. Read the interview about his career.

Digitalisation can make a huge contribution to a greener future, but it must also be as sustainable as possible. To make significant progress, more collaboration and national leadership will be needed. Leiden University has therefore signed the Digital Sustainability Manifesto, which was presented on…

Learn to program, gain knowledge of AI methods, or use it in a research project at the LACDR. With the introduction of the innovative digital learning environment ‘Digital Labcoat’, Biopharmaceutical Sciences bachelor students can further develop their computational skills.

Eduard Fosch Villaronga, Assistant Professor at eLaw, co-organised together with Aurelia Tamò-Larrieux, Christoph Lutz, Anton Fedesov, and Anto Čartolovni the GoodBrother International Conference on Privacy-friendly and Trustworthy Technology for Society on 28 June 2022 in Zagreb, Croatia.