The Bachelor Honours Class 'Homo Ludens: Why We Play' combines games, theory, and practice. Students dive into all aspects of humanity in which games play a part and discuss them, both on a theoretical an experiential level: 'Occasionally, you touch upon what play is, but then it eludes you.'

An Honours Class about the ostensibly unrecognisable worlds of insular Southeast Asia teaches students a fundamental piece of wisdom:

Alumna Lisa Koolhoven is the granddaughter of a Rotterdam woman who experienced the ‘forgotten bombing’ of the city on 31 March 1943. Her friend Kristen Hayford has an American grandfather who served in the Air Force during the Second World War. In their podcast ‘Beb & Bob| Collateral Damage ’, they…

Assistant professor Max van Duijn is the new chair of The Young Academy. He aims to support young academics, bring research closer to society and make academia more resilient.

Physicist Sense Jan van der Molen researches materials that do not exist in nature. ‘It’s fascinating to see how the properties of a material change if we manage to make it super thin.’ He will give his inaugural lecture on 21 October.

Donororganen zijn er nooit genoeg. De organen die wel beschikbaar zijn, moeten vliegensvlug getransplanteerd worden. De geneeskunde zet daarom volop in op het langer goedhouden van organen. Marlon de Haan (24) onderzoekt hoe je nieren buiten het lichaam in leven kunt houden.

Karwan Fatah-Black, a historian at Leiden University’s Faculty of Humanities and senior researcher at the KITLV/Royal Netherlands Institute of Southeast Asian and Caribbean Studies, has been appointed as the UNESCO Chair holder in Comparative History of Slavery and the Transition to Citizenship.

Simple answer: the government, airlines, and shareholders? But local residents and other stakeholders also voice their views about Schiphol, even using litigation. Niall Buissing’s PhD research shows how the aviation debate has become caught between fragmented powers and conflicting interests.

What happens when you let go of the traditional essay and instead invite creativity, imagination and experimentation? Honours College Law students found out with 'unessays', now showcased in an exhibition at the KOG.

Simple answer: the government, airlines, and shareholders? But local residents and other stakeholders also voice their views about Schiphol, even using litigation. Niall Buissing’s PhD research shows how the aviation debate has become caught between fragmented powers and conflicting interests.

Millions of people in the Netherlands have been affected by data breaches in recent months. There have been calls for stricter legislation, but Gerrit-Jan Zwenne, Professor of Law and Digital Technologies, warns against unrealistic expectations. Mass claims could help force businesses to improve their…

The Netherlands-Flemish Institute in Cairo (NVIC) and the Amsterdam Centre for Migration and Refugee Law (ACMRL) of the VU University Amsterdam organise a public seminar about global migration and refugee law in Egypt and Morocco, focusing on the International Convention on the Rights of Migrant Workers…

The oldest university in the Netherlands was founded on 8 February 1575 in the Pieterskerk in Leiden. This was at the time of the Eighty Years’ War with the uprising of the northern provinces against domination by the Spanish.

Can dynamic testing provide us with insight in children’s potential for learning?

Computers are capable of making incredibly accurate predictions on the basis of machine learning. In other words, these computers can learn without intervention once they have been pre-programmed by humans. At LIACS, we explore and push the borders of what a revolutionary new generation of algorithms…

Philosophy is about the Big Questions: do human beings have free will? Is capitalism a just system? Does science provide an objective picture of the world? At Leiden, you will investigate fundamental questions of this sort from a global perspective. Through careful examination of different philosophical…

Subproject of

The central subject of this dissertation is the influence of Fichte’s theory of self-consciousness on Søren Kierkegaard's philosophical notion of the self in the way Kierkegaard describes the self in his philosophy in the writing 'The Sickness unto Death' (1849). The main question this dissertation…

On 1 October 2019 the Hazelhoff Centre for Financial law hosted its 19th guest lecture starring Paul Sharma, managing director at Alvarez & Marsal and co-head of the European Financial Industry Regulatory Advisory Services practices.

Researchers from the Institute of Public Administration study the mechanism of lobbying and influencing political parties and the behaviour of these parties to see how solutions are found to problems. This enables them to reach conclusions as to how best to effect changes in political focus and poli…

In this research group, headed by Bob Van de Water, cell signaling programs that underlie adverse drug reactions as well as cancer development and progression are unraveled. Adverse drug reactions involve cell injury in critical target organ cells which leads to the activation of cellular stress response…

The elderly accept may minor discomforts like stiffer muscles and getting tired more quickly, but they do want to go to their children's birthdays independently. Preventive elderly care helps people with that. The goal is to let people grow old while maintaining their self-reliance and independence…

With its iconic buildings, Leiden University has a strong presence throughout the city. The university has left its mark clearly on museum collections in the city.

European policy affects our lives: from air quality to the frequency of a bus service. Leiden researchers analyse how the European Union functions, how countries apply European policy and whether this policy actually provides solutions and delivers.

In our HANDS!Lab for Sign Languages and Deaf Studies, we run projects pertaining to sign language linguistics with a focus on Africa. In addition, we are running projects on sign language teaching, tactile signing, deaf people’s experiences with the legal system, and deaf history.

One of the three long-term research interests of our group concerns the Transformation of the Roman World (c AD 450-900).

To construct catalysts that can produce fuels from CO2 innumerable times, we need to learn much more about how catalysis works. Irene Groot is conducting groundbreaking research into catalysis at the atomic level.

One of the ways of understanding another culture better is to examine what people experience when they read a text, or look at an image. Leiden experts have a lot of knowledge in this field, for example on culture in ancient Japan.

To understand which groups turn against their government, you need to understand the political culture in which they grew up, what they expect from a ‘state’ and what alternatives there are. With its long interdisciplinary experience, ASCL is often considered to be a regional expertise centre. But this…

The Cleveringa chair was installed by Leiden University in memory of Professor Rudolph Pabus Cleveringa and the courage he demonstrated in November 1940 during the German occupation . It also commemorates the liberation of the Netherlands in 1945.

How can theories about modern disinformation help to understand how Roman documentary fictions functioned?

On 24 May 2017, the Hazelhoff Centre for Financial Law welcomed Shen Wei, Dean and Professor of law at Shandong University School of Law in China, for the 14th Hazelhoff Guest Lecture.

Subproject of

On 10 November Guanmian Xu successfully defended a doctoral thesis and graduated.

Young children, adolescents and students may experience learning difficulties as a result of lack of sleep. Dr Kristiaan van der Heijden investigates sleep problems and solutions for various age groups.

The relationship between States and foreign corporations are regulated by international economic law and international investment law in particular. Any disputes between States and foreign corporations must therefore also be solved by reference to this body of public international law, for example when…

The aim of the research project is to get insight in the biostratigraphical age and the palaeoecological setting of the Schöningen sites and hominin behavior and subsistence during the late Lower Palaeolithic.

Leiden Asia Centres

The Cryogenics Department has a liquid helium production unit and an automatic liquid nitrogen filling plant.

Social science research helps us understand human behaviour and social structures. These are determined by various factors, which makes the research complex and increases the likelihood of drawing the wrong conclusions. The choice of research method and analysis is therefore extremely important. It…

Students in EFL (English as a foreign language) classes may regard their non-native teachers as successful models of intercultural communication and mediators between the cultures of English-speaking countries (ES cultures) and their own cultures. Teachers who are aware of such roles may introduce and…

Featured Reviews published on the HJD blog offer an accessible platform for scholars and practitioners to share reflections, spark dialogue, and highlight innovative ideas shaping the study and practice of diplomacy.

Do you have a project that will benefit from analytical skills or knowledge of science and business? Do you want to tap into talented graduate students and test-drive potential employees? Are you looking for temporary management support? Do you want to offer motivated science students the opportunity…

In autoimmune diseases such as rheumatism and diabetes the immune system attacks autologous proteins. Leiden researchers are trying to discover how this comes about.

Leiden University actively seeks to prepare students for the labour market and wants to help young alumni at the start of their careers. For this we like to use the knowledge and experience of Leiden alumni. To bring these students and young alumni who have questions about their career in contact with…