With a grant from NWO, Thomas Hankemeier will develop new methods to better understand the dynamics of the building blocks of life, such as cells, enzymes, and metabolites. He does this together with the University of Amsterdam and a number of companies.

Rather than one key and one strong lock, biology often uses tens or hundreds of weaker links to bind parts together, such as cells membranes. This allows for selectivity and also reversibility: the binding can also be undone. Researchers first caught this phenomenon using spheres or colloids, and published…

The third edition of the bi-annual Children's Rights Moot Court has come to a spectacular end in the first week of April.

The Joan van der Waals colloquium is an ongoing bi-weekly lecture series.

Researchers Dr. Natascha van der Zwan and Dr. Philipp Golka from the Institute for Public Administration have started an evaluation of Dutch pension funds at the request of the Monitoringcommissie Code Pensioenfondsen. Focus of the evaluation is the role of internal supervision in ensuring good governance…

The Hague is going to have a new Campus Boulevard, enabling Leiden University to strengthen its position in the city. This decision was taken by the Municipal Executive of The Hague on 13 December.

Plant communities consisting of many different species are less vulnerable to attacks of plant eating animals or diseases than less diverse communities. It also helps if plant species in one community are not closely related to each other. That is the outcome of an international study published in Nature…

Dimiter Toshkov, Associate Professor, Brendan Carroll, Assistant Professor, and Kutsal Yesilkagit, Professor International Governance, of Leiden University, wrote an article for the Washington Post about the European governmenets that acted quickly in times of a pandemic. And these governments are…

Find out more about the programme International Children's Rights. We teach you to respond to (inter)national legal developments in relation to children.

The lecture series 'Humanity in the Automated State' examines how AI and automated systems are transforming government and public administration and what it means to be human within these digitised institutions.

Leiden University provides ambitious students with the most recent and innovative areas of knowledge, and offers them the freedom to develop their own area of expertise.

Leiden alumn Colm O'Flynn joined the second MA programme at SAIS Bologna in 2015, and with good result: his final thesis was named the best of the year! Here, Colm shares his journey from Leiden to Bologna and beyond

In order to solve problems such as the refugee crisis, countries must work together at international level. This requires big changes in the way in which states make and implement policy. Leiden researchers analyse these changes and advise policymakers on best practices.

Leiden University gives you every opportunity to broaden your horizons, both literally and figuratively. By stimulating you to get the best out of yourself, for example, with additional, more challenging programmes.

Research Network Institute for History 2026-2029

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.

PhD candidate Manon Wintgens is using an algorithm to trawl through thousands of international tax treaties. She hopes to detect a system in the dizzying interplay between countries, businesses and documents. It is a unique research project.

Lecture

Lecture

Lecture

PhD defence

PhD defence

How can we best deal with the current problems caused by the human impact on the nitrogen cycle? How do we make the transition to a sustainable society? As of 1 September, nitrogen expert Jan Willem Erisman will be working on these questions at Leiden University: he will exchange the Louis Bolk Institute…

Nine Honours Class students pitched their plans on 3 March to make the city of Leiden safer, more transparent and more democratic. In this version of 'Dragons Den' headed by Professor Job Cohen the students were tested on their plans and their mettle.

Victims of ethnic profiling have commenced legal proceedings against the Royal Netherlands Marechaussee. Peter Rodrigues, Professor of Immigration Law, says in a national newspaper that ethnicity may never be the most important criterion to stop and question a person and refers to a past ruling by the…

New research has revealed that one of Europe’s largest prehistoric mass graves records the deliberate killing of women and children, showing how gender- and age-selective violence was used to disrupt communities and assert power in the Early Iron Age. Leiden archaeologist Jason Laffoon was involved…

The conflict between the Hungarian Prime Minister Orbán and his party Fidesz, on the one hand, the other parties within the European People's Party (EPP), on the other, illustrates the complex functioning of European democracy. Michiel Luining, lecturer at the Institute of Public Administration at Leiden…

Researchers from the Faculty of Humanities and the Faculty of Archaeology, with the support of the communication departments of these Faculties and the VALUE Foundation, has been awarded one of the first NWA-Science Communication and Outreach grant for their plan to produce live-streams via online platform…

Nico Verloop, Professor Emeritus of Educational Studies at Leiden University, passed away on 5 June 2025. Nico was the founder and first professor-director (from 1995-2010) of ICLON (Leiden University Graduate School of Teaching) at Leiden University.

Samineh Bagheri is the first PhD candidate to defend her thesis fully remotely.

Leiden University is in third place in the Netherlands for the percentage of women professors, behind the Open University and Radboud University in Nijmegen. This is reported in the Review of Women Professors 2018.

Depression has traditionally been linked to increased inflammation. Innovative research by psychologist Eiko Fried refutes this popular assumption. He shows that specific depression symptoms such as sleeping problems explain this relationship. Publication in Psychological Medicine .

Jianfeng Ge and Milan Allen of Leiden University look for majorana quasiparticles using shot noise measurements

At the Honours Conference, honours students shared interesting projects and valuable lessons learned during their honours education. As icing on the cake, the event provided opportunity for students to enter into interdisciplinary discussions with each other. ‘’We should have events like this every…

An international team of astronomers has discovered a large reservoir of hot gas in the cluster-in-formation around the Spiderweb Galaxy. Based partly on that hot gas, the astronomers predict that the cluster-in-formation will grow into one of the largest objects in the universe. A step closer to discovering…

Leiden University has published its Annual Report for 2018. Although it too has faced complex themes in the last year such as staff workload, internationalisation, social security and funding, it has made significant progress in achieving its ambitions.

Modified viruses can both kill cancer cells and activate the immune system. This is what an LUMC team discovered while researching a new prostate cancer therapy.

The Edisen Foundation has won the 2016 Mr. K.J. Cath prize. This student organisation set up by two Leiden students gives lectures in care homes.

Rachel Beckles Willson started her career as a concert pianist but was later captivated by the Middle Eastern stringed instrument called the oud. On 1 December, she was appointed professor by special appointment of 'Intercultural Performing Arts'.

The scientific world is under increasing pressure from all directions: the money that society invests has to show clear returns. ‘The best thing we can do is to go along with this development,' says Ivo de Nooijer, Director of Luris, Leiden University's valorisation institute.

Modern Japanese culture can best be described in one word: cute. Hello Kitty, the most important symbol of cuteness, can be found in all layers of society. Leiden Japanologists Ivo Smits and Kasia Cwiertka put together a volume of articles on this curious phenomenon.

Passionate, innovative lecturers are the driving force behind our education. Janine Geerling, former assistant professor of the Bio-Pharmaceutical Sciences programme, obtained her Senior Teaching Qualification (STQ) at the end of last year. ‘You have to make time for educational innovation, and not…

Our Institute’s research focuses on ‘global vulnerabilities and social resilience’. Specifically, we highlight three interconnected themes: diversity, sustainability, and digitalisation.

To what extent can contingent, formative feedback in lectures, facilitated by web-based ICT, increase students’ self-efficacy and (academic, behavioral, and cognitive) engagement? And how are self-efficacy and engagement influencing students’ performance and course evaluations?

A new therapy for the serious Graft-versus-Host disease

This was the programme for The Knowledge Orchard 2025:

Students of the Leiden University master Computer Science are the first students in the world that have been educated in programming with a quantum computer. ‘With this system, it is finally possible to solve complex real-life problems of society.‘

Using E. coli bacteria to convert a toxic compound in the soil on Mars into oxygen to make life on the planet possible. A team of thirteen Leiden students are taking part in the annual iGEM competition with an entry based on this idea. iGEM is an international competition for students where they use…

On the occasion of the 60th anniversary of the foundation of the Common Market Law Review, the Editors of the Review hosted a one-day conference on 'Membership of the European Union: Implication, Challenges, Boundaries' on Friday, 9 June 2023. EU law scholars from different countries all over Europe…