We investigate the processes underlying the patterns. We aim to explain biodiversity by investigating the distribution, function, development, and evolution of body forms, as well as physiological and behavioural variety among species. We collaborate with those specialized in describing, archiving,…

What happens to the different waste streams?

We investigate the processes underlying the patterns. We aim to explain biodiversity by investigating the distribution, function, development, and evolution of body forms, as well as physiological and behavioural variety among species. We collaborate with those specialized in describing, archiving,…

What can papyri teach us about antiquity? Students of papyrology in Leiden try to answer questions about life in antiquity aided by papyri from our collection.

Rector Magnificus Carel Stolker will retire on 8 February. If there’s one theme running through his career, it’s the links between the University and society. In this series of pre-retirement discussions, Stolker will talk one last time to people from within and without the University. In this first…

For decades, linguists have racked their brains over the question of precisely how the syntax of various languages is different. PhD candidate Martin Kroon has developed a computer system that brings us closer to finding an answer. His PhD defence is on 10 November.

University lecturer Lucien van Beek has been awarded a LUF Praesidium Libertatis Grant. He will use the sum of 75,000 euros to research the thinking of people in ancient and prehistoric times. To do that, he will look for unusual or striking metaphors in the earliest Indo-European languages.

Hordes of photographers, students trying to catch a glimpse and take selfies, and cheering people at the entrance to Wijnhaven. Canadian Prime Minister Justin Trudeau and Prime Minister Mark Rutte were received like true pop stars, in the late afternoon at Leiden University’s Campus The Hague.

Learn how to apply for the MSc International Politics at Leiden University: step-by-step procedure, submitting documents via Studielink, and follow-up guidance.

Learn how to apply for the MSc International Organisation at Leiden University, including steps for submitting your documents, using Studielink, and following up.

Kiem project: How can metaphors be used to enhance societal engagement with quantum science and technology, and what factors influence their acceptance or resistance among experts and laypeople?

The Faculty of Archaeology of Leiden University ran an excavation project in Northern Syria, at Tell Hammam al Turkman, some 80 km north of Raqqa. The Faculty of Archaeology and the Netherlands Organisation for Scientific Research N.W.O. finance the undertaking, which is directed by dr Diederik J.W.…

This pioneering project will answer this question by examining migrants through the eyes of the courts between 1600 and 1900. It aims to reveal patterns of continuity and change in: 1. Treatment of migrants by criminal courts; 2. Violence and conflicts between migrants and native born.

Follow the step-by-step application procedure for the MSc Dutch Politics at Leiden University: start with Studielink, proceed via uSis, submit your request, and register once admitted.

Learn how to apply for the MSc in Nationalism, Ethnic Conflict and Development at Leiden University: step‑by‑step procedure, submission via Studielink, and next steps.

The project Advancing The European Multilingual Experience (AThEME) studied multilingualism in Europe by incorporating and combining linguistic, cognitive and sociological perspectives.

You can find some tips here on how to maintain your mental health.

The Leiden LIS Sectoral Income Inequality Dataset, assembled by Chen Wang, Stefan Thewissen and Olaf van Vliet (Version 1.1, March 2014), contains information on multiple indicators of earnings inequality and employment within 9 sectors and 12 subsectors, drawing upon micro data from Luxembourg Income…

Learn how to apply for the Master's programme Political Theory: Legitimacy and Justice at Leiden University with step-by-step application instructions, document submission via Studielink, and next steps after applying.

How did rulers in the Netherlands and in adjacent smaller German territories adapt their regimes to ongoing change in legitimacy and decision-making during the transition period 1780-1820?

Discover the application procedure for the MSc Democracy and Representation at Leiden University: step-by-step guidance, submitting required documents, and what happens after you apply.

The application procedure is broken down into three parts.

How to request housing via Leiden University. Apply early as there is limited availability.

Below you will find some of the questions most frequently asked by students. You will find the direct links to these answers or whom you can approach for more information.

This section contains information on:

On this page you will find an overview of awards and prizes granted to our staff and students in 2025, as well as special appointments at Leiden University and other institutions.

Learn how to apply for the MSc The Politics of Artificial Intelligence at Leiden University, including steps for submitting your documents, using Studielink, and following up.

Professor Kees Waaldijk presented the report on the LawsAndFamilies Database to Pearl Dykstra, member of the High Level Group of Scientific Advisors of the European Commission on 25 April. This comparative study shows that in European countries same-sex partners are increasingly gaining equal rights.…

There were no bitcoins or artificial intelligence when our civil code was compiled. This could cause problems.

The right medicine in the right dosage for every patient, that is something medical science aspires. 'Personalised medicine' is the term for that. But it does require a lot of research with patient data and that can be hard to get due to privacy legislation. Researchers Laura Zwep and Coen van Hasselt…

Leiden biologists have shown that a gene present in plants, animals and yeasts does play an important role in plants, although for years the gene was considered unimportant. It turns out the gene plays a crucial role in the development of vascular tissue in plants. Publication in Nature Plants on 11…

How do you progress from an immense gas cloud somewhere in the universe to a star with planets? Research by Astronomy PhD student Martijn van Gelder sheds more light on the earliest phases of this process. He will receive his doctorate on November 24th.

Cells in our body are constantly performing small tasks, such as repairing wounds. They exert force by changing shape. But how do cells translate their shape into exerting a force in a specific direction? Experimental and theoretical Leiden physicists have now found a clue to answer this question. Cells’…

We often assume that highly gifted children always perform at maximum capacity. Psychologist Bart Vogelaar discovered that this group too benefits from training and explanation. Strangely enough, the benefits are the same for both groups. PhD defence 18 January.

Three Humanities lecturers received the Senior Teaching Qualification (SKO) this year. Lecturer Hossam Ahmed is one of them. What does he think makes for good education?

Biologists today have to be able to work with big data. Data analysis skills should be taught from the start of the degree programme, or - even better - in secondary school. This is the message of Vera van Noort, new Professor of Computational Biology. Inaugural lecture 22 January.

Research conducted at Leiden has established that guts-on-chips respond in the same way to aspirin as real human organs do. This is a sign that these model organs are good predictors of the effect of medical drugs on the human body. Publication in Nature Communications on 15 August.

In the Bachelor Honours Class ‘The Noble Art and Tricky Business of Translation’, Honours students learn about the tricky business of translation. To gain hands-on experience, students had to translate a poem for the seminar on poetry. For some translators-to-be, one language was simply not enough.

Sjaak Neefjes, professor of Chemical Immunology at the LUMC, has been awarded a Spinoza prize of 2.5 million euros. His colleague Ton Schumacher, professor of Immunotechnology affiliated with Leiden University, the LUMC and the Antoni van Leeuwenhoek cancer centre, has been awarded the Stevin prize,…

When we hear the word ‘bird house’, do we process it as a whole or does our brain see it as ‘bird’ and ‘house’? PhD student Jiaqi Wang explored this for speakers of Mandarin Chinese.

Leiden physicist Maarten Kruithof has discovered how our DNA is infallibly able to fold itself and to unfold again. In his dissertation he demonstrates how DNA is folded in a single long, very flexible spiral.

On Wednesday 27 September a new book by Prof. Luuk van Middelaar will appear, entitled The new politics of Europe. Frans Timmermans, the European Commission’s first vice-president, presents the book that evening during a symposium around the same theme.

The Dutch Government recently announced measures to limit the loss of purchasing power. These include, for example, raising the minimum wage and healthcare benefits. Another way for households to maintain purchasing power is to work more. Olaf van Vliet, Professor of Economics, explains the effects…

Surface Reaction Barriometry: Methane Dissociation on Flat and Stepped Transition-Metal Surfaces.

Zeger van der Wal, Professor by special appointment Ien Dales chair at the Institute of Public Administration wrote an opinion piece in Dutch journal Binnenlands Bestuur on the changing relation between government and society and how this affects integrity.

Europe in lockdown: Member States acted on their own initiative to into lockdown, and all back to normal at the same time? It’s not that simple, and it doesn’t have to be.

The research report by the independent committee on the future of the work disability system in the Netherlands ('Onafhankelijke Commissie Toekomst Arbeidsongeschiktheidsstelsel' (Octas)) was published this week. While the number of people unable to work has dropped considerably, the system is still…

Female workers at Tesco Stores, a chain of supermarkets in the UK, brought a case to the European Court of Justice claiming they received unequal pay for doing work of equal value to that of their male colleagues.

In his Inaugural lecture of February 10th Prof. dr. Henk Borgdorff advocated positive understanding of artistic research, of reasoning in and through art, within academia.

The 2024 Thorbecke Lecture was held on Friday 19 April, with the theme of ‘The role of the Court of Justice in protecting the consumer’. Before the lecture, students from Leiden Law School and Ghent University’s Faculty of Law competed in a Moot Court competition based on the same topic.