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.

From 23 to 24 February 2023, the Conference ‘The Future of the European Security Architecture: The CJEU’s decision on Passenger Name Records and beyond’ took place at the KNAW in Amsterdam.

This week, Leiden University bade farewell to Henri Lenferink, who is retiring after 20 years as mayor of Leiden.

On the brand-new Leiden Teachers Blog, Leiden teachers share their experiences with educational innovation. They show colleagues, students, and everyone else who is interested the different facets of creating university education.

In het onderzoek van docent Martijn Nouwen wordt voor het eerst aan het grote publiek blootgelegd hoe de ‘geheime’ Europese Gedragscodegroep er niet in is geslaagd om verschillende vormen van schadelijke belastingconcurrentie uit te bannen.

Lecture

‘What if we switch off all the lights one evening? That idea crossed my mind from time to time. And when I mentioned it to a taxi driver one day, he said: “Oh, you mean: lights out, stars on!” That’s not completely true, of course, because the stars are always on, but his phrase summed up the idea n…

Lecture, European Union Seminar

The faculty introduction morning was held on Tuesday 31 August as part of the University’s OWL activities. Our new international exchange, master’s and advanced master’s students from more than 50 countries were welcomed to the faculty.

In 2022, Leiden will be the European Capital of Science. An enthusiastic team from our Faculty is already busy planning the activities. Today we speak with Marin Visscher. As a project coordinator, he seeks the connection between university and society.

Lecture, European Union Seminar

From 16 to 20 June 2025, the Institute of Security and Global Affairs of Leiden University hosted the annual Summer School The European Union, the United Nations and Global Governance in The Hague. The programme brought together recent graduates, PhD students, and young professionals from a variety…

Network meeting

As every academic year, the leadership team of the Young Academy Leiden is changing. As of September 2022, dr. Sarah Giest (Associate Professor, Institute of Public Administration), former Vice-Chair, will be the Chair of YAL. And dr. ir. Julia Cramer (Assistant Professor, Science Communication and…

The end of the year often means looking back with lists, overviews and stories. This combines nicely in a list of all the books published this year by various political scientists at Leiden University. Indeed, in terms of books, these scholars have certainly not been idle. A unique collection of stories,…

On Friday 24 June 2022, the Department of Constitutional and Administrative Law of Leiden University welcomed more than forty administrative law scholars to the first Young Administrative Law Researchers Day.

For our January session, we are pleased to welcome Cristina Gonzalez from Senscience who will speak about FAIR² data management, with a talk titled "From FAIR to FAIR²: Turning principles into practice for responsible, AI-Ready data".

Ontwikkelingshulp- en migratiedeskundigen zien dat er lessen zijn geleerd in het nieuwe regeerakkoord op het gebied van asielbeleid. Maar aan veel toezeggingen kleven cynische voorwaarden.

Whom do you ask for permission to conduct research at a primary school? And how do you collect data in countries where freedom of expression is under threat? This is what staff directly involved in the – often complex – process of research ethics recently discussed at a meeting, with the aid of some…

In this episode, we talk with Leonie Vreeke and Nina Komrij about the Cool Little Kids research project. CLK explores the effectiveness of training parents of anxiety prone toddlers to prevent their children from developing anxiety on a later age. Want to learn more about their research and discover…

Conference

As coordinator and lead promoter respectively of the Leiden Healthy Society Center, psychologists Sandra van Dijk and Anke Klein use interdisciplinary collaboration to resolve the major health problems of the present day. How are they going to do that in the coming period?

Season 2 of the Leiden Psychology podcast has started, and we're kicking it off with a special Q&A featuring our new hosts Aziza and Priya. In this episode you are offered a chance to get to know them better.

What is freedom worth in times of hunger? ‘Beleg’ is a modern interpretation of Lucretia van Merken’s 1774 play. With five performances in Leiden’s Schouwburg theatre, the play is a prominent part of the Relief of Leiden celebrations, and Leiden alumni are playing a big role. Take a look behind the…

As every academic year, the leadership team of the Young Academy Leiden (YAL) is changing. Sarah Giest, Assistant Professor at the Institute of Public Administration, will be the new Vice-Chair. Annemarie Samuels, Asssociate Professor at Social Sciences, will be the new Chair. The Young Academy Leiden…

Lars Brummel explains in The Conversation that Rutte is a good candidate to counter threats to NATO's cohesion.

Lecture, Seminar

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…

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

Festival