The buildings are closed and all classes have moved online: these are strange times for students at our university. And for international students, it is even more complicated. They are here without their friends and family, and had to decide whether to stay here or return home. Three of them share…

From the rights of refugee children to the right to a sustainable Earth. The online platform Leiden Children's Rights Observatory makes information on children’s rights accessible and raises the social and scientific debate on this subject worldwide. Ton Liefaard, Professor of Children's Rights and…

With its FestivOWL theme, Orientation Week Leiden (OWL) promises to be one big festival for new international students in Leiden.

The 8th Global Conference on Transparency Research (GCTR) took place between 15 and 17 May.

Eiko Fried (Clinical Psychology) was inspired by the idea of ​​mental disorders as complex properties with

The Leiden iGEM team has won the grand prize at the iGEM international biology competition. The students won a further five prizes, including those for best diagnostics tracks and best inclusion. ‘We still can’t believe it. It feels almost surreal,’ team member Amber Schonk said yesterday to University…

Three young MI students have upheld Leiden's honour in the finals of the International Collegiate Programming Contest (ICPC). PhD candidate Ludo Pulles and Master's student Reinier Schmiermann travelled to Russia and came 15th out of 117 teams. PhD candidate Pim Spelier participated in the online contest…

Histories, Philosophies, and Communities

Students from no fewer than 26 different countries are visiting Leiden from 25-28 February to discuss the refugee crisis and European integration.

International experts from several academic disciplines came to Leiden on Friday 8 and Saturday 9 December 2017 to participate in the international conference 'The

On Saturday, May 4, Dr. Verena Meyer delivered opening remarks at the International Webinar 'Santri, Literacy, and Indonesia', organized by the Bali Santri Literacy Community (Sanubari) Nurul Ikhlas Islamic Boarding School in Jembrana, Bali, Indonesia.

A film and quiz at the Old Observatory, a film whose ending you decide or a political satire in The Hague. These are some of the options at Science & Cinema, the 444 edition, a special programme during LIFF, the Leiden International Film Festival.

On Wednesday, September 17, 2025, Prof.dr. Sarah Cramsey convened a book manuscript event at the beach of Wassenaar near Leiden to discuss her new book 'Caring through Catastrophe: Jewish Children and their Caretakers during the Holocaust' which is under contract with Indiana University Press.

Have you ever wondered what makes immigrants legally different no matter which legal system they have moved into and no matter what rights have been granted there? Have you ever wondered why immigrants are considered ‘the other’ despite claims that their ‘integration’ and non-discrimination is a top…

For the third consecutive year, LACDR organized the international symposium on topology, Circuit Topology III, on November 29, 2023. The event aimed to bring together experts from diverse fields, including mathematics, computer science, physics, chemistry, and biomedical sciences, to discuss cutting-edge…

Bart Krans, Professor of Private Law and Civil Procedure, spoke about ‘procedural agreements and ex officio application of EU law’ at an international seminar that was held at the University of Bergen in June. The results of the seminar will be published in 2023.

Tom Barkhuysen and Michiel van Emmerik attended the 21st General Congress of the International Academy of Comparative Law that was held in Asunción, Paraguay on 23 – 28 October 2022. They wrote the national report for the Netherlands on the topic of Administrative Silence.

The use-wear analysis of domestic implements provided new insights of the Single Grave Culture population in the Netherlands.

Emotions play a key role in EU politics. This article examines how emotions influence the EU’s response to international crises and norm violations.

Over the next three years, 92 students and researchers from Leiden University and its partner universities will be strengthening their research and teaching links: all 14 projects that Leiden University submitted to the EU’s International Credit Mobility programme have been awarded a grant. Three ex…

With the ongoing development of a corona vaccine, intelligence services worldwide are being deployed for international espionage. Willemijn Aerdts, Lecturer Intelligence Services at the Institute of Security and Global Affairs, was interviewed by the Dutch BNR News Radio. Aerdts is an expert in the…

Environmental researcher Paul Behrens generated both international as national media attention with his recent publication in Nature Energy. The media included Science Daily, Quartz and the Dutch financial newspaper Financieel Dagblad. In his publication, Behrens warns for possible power disruptions…

The students of iGEM Leiden 2021 have scored well in the eponymous biology competition: they won a Gold Medal and the Best Safety & Security Award. The student team received the awards for their project DOPL LOCK, in which the team tries to make genetic modification safer.

The public disclosure of documents under the Dutch Open Government Act (Woo) is often delayed, especially when the information is considered socially or politically sensitive. Dr Annemarie Drahmann, Associate Professor of Constitutional and Administrative law, explains the case on platform for investigative…

Coen van Hasselt's research group quickly produced an app that enables doctors to determine the correct dosage of commonly used medicines for corona patients. Media in the Netherlands and abroad reported on the app.

Elsemieke Daalder has won the prestigious ‘Premio della Corte costituzionale italiana’, part of the ‘Premio Boulvert’ awards, for her dissertation ‘De rechtspraakverzamelingen van Julius Paulus’, for which she was awarded her doctorate cum laude on 23 October 2018 in Leiden.

An interdisciplinary international consortium to address critical healthcare gaps for older adults in indigenous Dayak communities has been awarded an LDE Global Support grant (INUCoST).

How can the support for a collaborative approach to global challenges be increased, in times when international organisations’ capacity to act is under threat? Gisela Hirschmann (Leiden University) and Cornelia Ulbert (University of Duisburg-Essen) suggest a number of options.

Political Scientist Gisela Hirschmann (Leiden University) asks how international organisations can be compelled to comply with respect human rights. She finds that this is done through ‘pluralist accountability’: external third parties such as courts, NGOs, or regional organisations holding international…

Professor Nico Schrijver is professor of public international law at Leiden University and currently the president of the Institut de Droit international /International Law Institute, the most prestigious international law institute which was established in 1873 and which for the quality of its work…

This research aims to investigate how different social forces interact with hydropolitics in the Eastern Nile Basin and what are the constraints of engagement.

The Cambridge Studies in International and Comparative Law is the leading general series for monographs in international law which will celebrate its 70th anniversary next year.

Nationalism is commonly regarded as posing a challenge to international stability and regional and global order more generally. Arguably, nationalism encourages narrowly defined and zero-sum security policies; it works against compromises and consensus; it undermines international trust and cooperation.…

Professor Jojanneke van der Toorn has held the chair in LGBT workplace inclusion for five years. To celebrate, organised an international online conference on workplace inclusion, in cooperation with Workplace Pride that was hosted by the university on 20 and 21 May.