Two weeks after 3 October the Leiden canals were still full of plastic disposable cups. Auke-Florian Hiemstra and fellow students have fished thousands of these cups out of the canals and photographed them. Now they put a photo of one of these canal cups on Instagram every day.

‘The idea that overweight and obesity are the fault of parents and/or the child, is rubbish.' Roxanna Camfferman, who specialises in child and adolescent studies, explains her proposition. Her PhD dissertation is on the role of upbringing in child obesity.

It has already been a huge success in The Hague, and now the Lipsius building has one, too: an Acts of Kindness pillar. The official opening took place on Tuesday 20 September.

Archaeologist Roos van Oosten is studying Leiden's medieval cesspits. And on the basis of her work she reaches a surprising conclusion: the Middle Ages were no means as filthy as you might think.

Now that the new Dutch government's plans are set out on paper, the chess game begins for cabinet formation leader Richard van Zwol. He has to make the next move and put together the ministerial team. But how do you know if you’ve made the right move with the right chess piece? And who is a suitable…

The Dutch PVV party has proposed a legislative amendment that would make helping illegal immigrants a criminal offence. Joanne van der Leun, Professor of Criminology, spoke to NRC newspaper about the criminalisation of illegality: ‘It’s absurd.’

This study is important because it seeks to uncover whether clinicians' communication influences neurobiological and physiological outcomes for patients.

AI can help in the online detection of hate speech, but whether the technology would always make the right choices is debatable. Students Tofigh Hasen Nezhad Nisi (Tax Law) and Terra Rolfe (Governance, Economics and Development, LUC) published an article on this topic in Leiden Science Magazine. In…

Many employers are unaware that work-related accidents must be reported immediately to the Netherlands Labour Authority (NLA) and therefore they neglect to do so. Therefore, there is often no investigation into the cause of an accident. The NLA is aware of only half of the number of work-related accidents…

On 10 March students of the advanced master's in International Children’s Rights and the Dutch Child Law master's watched the documentary Shadow Game with filmmaker Els van Driel.

In exactly 450 days’ time, on 8 February 2025, it is the university’s 450th anniversary. We are going to celebrate this with our students, staff, alumni and friends. In the run-up to the anniversary, we are compiling our top 450: Who or what is your favourite?

Each month we will be spotlighting material we have been reading, or that have been recommended to us that relate to AI and a particular theme.

As a PhD candidate, you are expected to follow certain courses and training programmes in the context of your training as a researcher. The courses and training programmes will help you conduct your research, write your dissertation, develop your career, and gain self-insight. The LACDR PhD training…

The doors of the new Gorlaeus Building are officially open! With an additional lab wing, new lecture halls and offices, a library, a brasserie, and spaces for student associations, the building offers a vibrant and inspiring environment for research, study, and social interaction. Explore on your…

The archaeology of transregional exchange (1st millennia BCE-CE)

This article explores an emerging “cultural turn” in intelligence studies, which, if fully realized, could entail the expansion of the discipline to include new methodologies and theories, and a more integrative understanding of historical causality that locates intelligence agencies within the widersocio-cultural…

Like any language, the natural sign languages (henceforth: SLs) of deaf communities differ from each other in their grammars and lexicons. A growing number of studies indicates that SLs make use of the gestures of hearing speakers to build linguistic structure. This implies that variation and similarities…

For Arabic and Islamic Studies and Middle East Studies

Leiden University College welcomes researchers at all levels who wish to spend some time at our institution for a research project.

Opportunities to join the initiative as a guest researcher and spend time in residence with GTGC in The Hague are available. If you are interested, we welcome you to contact us. Below you can find our current and former guest researchers.

Engagement between Asia and Europe is increasing. If these continents want to build a lasting relationship, they need to understand each other better in the economic, socio-cultural, historical and legal arena. Researchers from Leiden have already contributed to the body of knowledge on past and present…

Do you have questions about the admission and application process for the MA International Relations? Please check our FAQ to find your answer.

Do you have questions about the admission and application process for the MA International Relations? Please check our FAQ to find your answer.

To be eligible for Archaeological Science at Leiden University, you must meet the following admission requirements.

This Master's programme prepares you to become an expert in your chosen language and culture. You’ll be equipped with transferable skills such as analysis, communication, research, intercultural competence, and creative thinking.

If you would like to apply for this programme, you should first check the admission requirements.

To be eligible for Korean Studies at Leiden University, you must meet the following admission requirements.

Studying the impact of urbanisation on the respiratory health of past Dutch populations (1200-1850 CE).

This one-year, English-taught Master's programme offers insights on general developments as well as the specific challenges in the field of the governance of crisis and security, with in-depth knowledge of sub-fields of crisis and security management.

Do you have questions about the admission and application process for the MA International Relations? Please check our FAQ to find your answer.

Leiden University is a centre of migration research, bringing together historians, economists, lawyers, political scientists and anthropologists. They conduct research on who migrates and why, and the impact on societies. They analyse government policy, the role of media and how societies respond to…

Beowulf clusters looking for new frontiers.

Student and staff societal engagement at Leiden University College (LUC) extends beyond The Hague, with projects addressing pressing issues such as climate change, fake news, and social inequality through field courses, partnerships, and advisory roles.

Overview of the Asia Programmes offered at Leiden University.

The dissertation’s general aim is to investigate how a peer educator intervention can promote social acceptance of LGBT in pre-vocational education and whether the activities in this intervention ensure that students learn to respectfully deal with LGBT people in school.

How did changes in the composition and exploitation of princely domains in various principalities of the Low Countries influence the development of ‘modern’ public finance systems, including the notion of public debt?

The Institute for Philosophy at Leiden University is host to the NWO programme,

In our lab, we investigate the physics and material properties of low-dimensional systems.

In the Criminal Justice research programme, (criminal) law researchers and social scientists – many of whom are criminologists – collaborate on various projects. The research programme focuses on the content and form of decisions that could be, should be and are taken in by actors in the criminal justice…

This section contains information on:

LUCRIS Graduate School Management (GSM) is a system for the registration of all formal steps regarding admission, progress, and graduation during the PhD track. LUCRIS GSM supports various approvals (by the supervisor (promotor), dean, and secretary) that occur during the PhD track. Some documents,…

On Thursday 15 February 2018, the Hazelhoff Centre for Financial Law welcomed Roel Janssen, financial and economic journalist and writer, for the fifteenth Hazelhoff Guest Lecture.

For Arabic and Islamic Studies and Middle East Studies

GLOBOX is a spatially differentiated multimedia fate, exposure and effect model. It is used for the calculation of spatially differentiated LCA characterisation factors on a global scale.

This project is situated within the context of an innovation of the biology curriculum in Dutch secondary schools. The main purposes are (1) to clarify the relation between teachers’ practical knowledge and the decisions they make when planning and implementing their lessons and (2) to develop a professional…

Athens is universally known as a symbol of democracy, philosophy, and ancient Greek aesthetics. Some of the most famous classical monuments, including the Parthenon and the temple of Hephaestus, can be found here.