At a recent meeting, the leaders of the European Union formally approved Ukraine and Moldova’s candidate status to join the bloc. The message is: you are welcome to join our European family in due course.

How is it that the internet works so well, with billions of users sending millions of gigabytes all together every day? That's because the foundation of the internet is solidly set up. Yet sometimes there are problems on the internet. For example, when certain systems misbehave and disrupt the routing…

If you do research on Leidens Ontzet in Leiden, you can count on a lot of interest. But Leiden Kennisstad interns Marieke Nolten and Alexander Nuijten had not expected there would be quite so much interest. They concluded a year of research with the presentation of a scientific paper.

Suzan Verberne has been appointed professor of Natural Language Processing at the Leiden Institute of Advanced Computer Science (LIACS) from 1 October. Verberne has been at LIACS since 2017 as group leader of the Text Mining and Retrieval group.

Over the past few years, citizen scientists from the Heritage Quest project have scoured the entire Veluwe and Utrechtse Heuvelrug areas for unknown archaeological heritage. One of the results of this research is that the number of known burial mounds in this area has doubled.

How do social science disciplines collaborate in the field of health and well-being? How do we collaborate within our Faculty? And how do we collaborate with our societal partners in Leiden? These are topics that really resonate with many of our researchers, as was clear at the Food for Thought FSW…

Since the beginning of September, urban criminologist Marianne Franken has been the linchpin of a special partnership between Leiden University, the municipality of Leiden and the police. As a PhD candidate she will spend four years conducting research into how safe the people of Leiden feel.

Andreas Häuselmann and Eduard Fosch-Villaronga from eLaw - Center for Law and Digital Technologies wrote an article on the legal and regulatory aspects of emotion data and presented it to the Affective Computing + Intelligent Interaction (ACII ‘23) Conference held at MIT. Andreas Häuselmann also hosted…

Festival

On Sunday, November 9 2025, Prof. dr. Sarah Cramsey presented a film at the “Eastern Neighbors” Film Festival in The Hague.

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…

The rules of play for researchers are becoming increasingly complex. This makes it essential that they receive the best possible support with challenges such as complicated grant procedures or strict privacy and ethics requirements. Leiden’s research support professionals have a network in which they…

Museum De Lakenhal issued an open call for creative solutions to the problem of growth addiction. From over 500 submissions, they selected 15 artworks for the exhibition 'If things grow wrong'. These include the creations of Leiden researchers Peter van der Putten and Evert Jan van Leeuwen.

One discovered that arteriosclerosis resembles an autoimmune disease, while the other developed a system to aid in the search for new medications. For these achievements, Marie Depuydt and Jurren de Groot were awarded the Krijn Rietveld Memorial Innovation Award on the evening of Tuesday 4 June.

Lecture

Leiden Law School is organising a summer conference on Law and Artificial Intelligence as part of the interfaculty and interdisciplinary research programme on Artificial Intelligence (SAILS) at Leiden University.

On 2 June 2023, the Liber Amicorum – 'The EU and the WTO: Ever the Twain Shall Meet' – in honour of Marco Bronckers will be officially launched at Leiden Law School. To mark this special occasion, an interactive discussion on 'Five future challenges facing the EU and the WTO in the next 50 years' will…

Wednesday 23 of February the NESA Netherlands School of Anthropology) has been officially launched with the first Masterclass by Prof. Dr. Marja Spierenburg (Leiden University) and Dr. Anke Tonnaer (Radboud University). The NESA is a graduate program for PhD candidates of the five Dutch universities…

Researcher Femke Reidsma has been awarded a prestigious Rubicon grant. With this fellowship, she will spend two years conducting research at Harvard University, where she will join a leading paleoecology laboratory.

A consortium led by Leiden University has been awarded 6.75 million euros to research traumascapes: physical places associated with collective trauma and loss. The research team aims to make these places more visible, accessible and inclusive.

Shiru Lim has been working at the Institute of History as an assistant professor since August 1, 2023. Below she introduces herself.

Migration, globalisation, technological developments, climate change: the greatest challenges of our time all affect our labour market. But how exactly? And can we influence this? Professor of Economics Olaf van Vliet regards it as his job to reveal how things really are. ‘That way, we can work on solutions…

Der Spiegel reports about the planned reform of the EU Code of Conduct aimed at tackling harmful tax practices of EU Member States. A reform is urgently needed to tackle remaining forms of tax competition, which cost EU countries billons of euros every year.

Adina Akbik has been appointed as a new member of the Young Academy Leiden (YAL) as of 1 September 2024. Akbik is Senior Assistant Professor of European Politics at Leiden University. YAL serves as a platform for early career academics, and Akbik is keen to promote the needs and interests of young researchers…

Hydrogen can help to solve the climate problem. At least, if we start producing it in the right, clean way. Leiden researchers mapped out the global environmental impact of hydrogen production and looked ahead to 2050. They published their work in Energy & Environmental Science.

Professor Nira Wickramasinghe will research forgotten lineages with an NWO Open Competition grant, in particular the afterlife of Dutch slavery in the Indian Ocean World.

In the academic world interest in interdisciplinary research is growing. It can help to solve the big challenges of our times. But starting a research project that covers several disciplines is not always easy. This was one of the conclusions at a Young Academy Leiden (YAL) symposium. What are the c…

As a teacher, you are usually the first point of contact for your students, and you will sometimes receive questions or requests that you cannot help them with yourself. On this page, you’ll find an overview of the parts of the organization to which you can refer your students, depending on their qu…

Here you will find an overview of the remaining professional development opportunities available to you as a lecturer at Leiden University, offered internally and externally.

Luc Amkreutz, curator of prehistory at the National Museum of Antiquities in Leiden and professor of Public Archaeology at Leiden University, has a mission: to make the past accessible and relevant to a broad audience. He is the new Eugène Dubois Visiting Professor at the Faculty of Science and Engineering…

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.

Communication, Outreach, Transferable skills

Research, Transferable skills

Lecture

'Building 4 Belonging' is the title of Carolien Rieffe's honoured NWO proposal for research on loneliness. Psychologist Rieffe is especially proud of her super strong team. 'It is truly multidiciplinary research with a non-conventional approach.'

Are you doing research on migration policy in a country that is facing democratic backsliding or breakdown, or that is deepening its already-autocratic character? Are you struggling with how to best do your research so that it is meaningful and scientifically sound yet safe for you and research participants?…

Conference

Lecture

On Friday 2 June 2023, the Europa Institute launched the Liber Amicorum – “The EU and the WTO: Ever the Twain Shall Meet” – in honour of Marco Bronckers. To mark the special occasion, a panel discussion on five major challenges facing the EU and the WTO in the next fifty years was held.

On 26 November historian Jan Grabowski and sociologist Barbara Engelking will both give the Cleveringa Lecture. They wrote a book about the Holocaust in Poland and were taken to court for defamation.

Festival

‘In the field of AI, Leiden is still a relatively unseen university,’ says Thomas Dohmen. The brand-new Director AI Collaboration Center, would like to forge a Leiden AI collaboration network, with sustainable and impactful relationships between the university and civil society organisations. The question…