Science, Leiden Observatory

On Prinsjesdag, 16 September 2025, the Faculty of Governance and Global Affairs (FGGA) opened the new faculty year with a reception at Wijnhaven. The opening was dedicated to the university’s lustrum theme: ‘Ahead of Time’.

Leiden University wants to give everybody the opportunity to work in the best circumstances.

Research, Transferable skills

Lecture, Global Questions Seminar

Conference

‘Wadden Sea Sounds’ is the name of a new project launched by the Waddenvereniging in collaboration with researchers from Leiden University and the University of Groningen. The aim is to find out how underwater noise affects marine life in the Wadden Sea.

The Leiden Research Support Network is the essential network for research support professionals within Leiden University, where colleagues from the various faculty (virtual) Research Support Offices and central service units work together and share their knowledge to provide optimum support for researchers…

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.

In the week of 22-26 September, we celebrate the national Open Science Week at Leiden University. What is your next step towards openness?

Polarisation is pervasive: in the workplace, within teams, and even at the top of organisations. Discussions become entrenched, emotions rise, and collaboration falters. Connections are lost through ‘us versus them’ thinking. The question is how leaders can maintain space for dialogue when tensions…

As of 1 September , Karel Berkhoff has been appointed professor by special appointment in Ukrainian History. In this position, made possible in part by the KNAW, he will focus primarily on dark moments in recent Ukrainian history: the persecutions that have taken place in the first half of the twentieth…

On 8 December, in honour of Human Rights Week, Roeland Böcker gave a public lecture about his experiences as ambassador to the Council of Europe. Between 2017 and 2021, Roeland Böcker was the representative of the Netherlands in the Council of Europe.

On 6 June 2023, Melanie Fink gave a ‘conférence’ at the University of Liège, Belgium in the context of its EU Studies Seminar Cycle, organised by Ljupcho Grozdanovski.

Leiden University is going to partner with the Asian Development Bank, a bank committed to regional development. President of the Executive Board Annetje Ottow signed a memorandum of understanding on this unique partnership in Manila on 27 April.

Het schilderij van Rein Dool waarop voormalig bestuurders van de Universiteit Leiden zijn afgebeeld, is verhuisd naar de Receptieruimte van het Academiegebouw.

With the start of the new academic year, the Social Resilience & Security programme proudly presents their yearbook. In the yearbook, you read about the programme’s interdisciplinary research building bridges between institutes, its educational activities such as the new Minor ‘Violence Studies’ and…

A time-lapse of the universe in more detail than ever before: that’s the aim of the NSF–DOE Vera C. Rubin Observatory in Chile, which will unveil its first images of the night sky on 23 June. Researchers at Leiden Observatory have played a major role in making it all possible.

‘Qasr Bshir is magnificent even in decline. It sits majestically in the landscape, master of all it surveys. On approaching the site, however, it is clear that the structure is damaged’, states the latest issue of the journal Current World Archaeology.

Leiden University has decided to withdraw from EUniWell as of January 2023. The importance of synergy in our international portfolio and research and teaching agendas recently led us to accept the invitation to join Una Europa, an alliance of 11 leading European research universities. We have explored…

Marokko zegt het contact met de Duitse regering op. Volgens Marokkaanse media is ministeries en andere overheidsinstanties per brief gevraagd direct de samenwerking op te schorten met de Duitse ambassade in Marokko.

Rogier Creemers, assistent professor in Modern Chinese Studies, wrote an article about China's social credit system in the Schweizer Monat. In the article he argues that it is not the most dangerous among China's technology projects.

The Ecuadorian Pachakutik party is one of the oldest indigenous political movements in Latin America. Despite not being very successful at the polls and hardly having organisational resources at its disposal, Pachakutik is still part of Ecuador’s political landscape. In her dissertation, Political Scientist…

Israel was ordered to take steps to prevent acts of genocide in Gaza. Giulia Pinzauti, an expert on state conflicts and humanitarian law, explains the significance of the case, the specific details of the ruling and what we can expect to happen next.

Leiden University will deepen its cooperation with knowledge institutions in Africa. During a trip to Ghana, a delegation spoke with several African knowledge institutions about intensifying their collaboration.

The Dutch Research Council (NWO) has granted four grants to Leiden humanities scholars. They get to spend this money on research on a topic of their choice, without thematic preconditions.

In the new Annual Report 2022 we report on not only research and teaching at Leiden University but also ICT, real estate, personnel, finance, impact and knowledge transfer and more.

Organisation

In the current political situation of Bulgaria, it seems that a long-term caretaker government is the only viable option at the moment. Dimiter Toshkov, Antoaneta Dimitrova and Bernard Steunenberg of FGGA analyse what the Bulgarian caretaker government can learn from its Dutch counterpart.

Professor Johan Rooryck, currently executive director of cOAlition S, will receive an honorary doctorate from the University of Tromsø for his commitment to open access in science. He will be awarded the honorary doctorate on 1 September.

The Executive Board of Leiden University has asked the University Council to advise on its proposed decision to reactivate the person counters/sensors in due course. The Council will now look at this carefully before the Board makes a final decision. The advice of the University’s participation body…

Education, Finance, Research

The University's CO2 footprint has once again decreased. This is the conclusion of the 2022 Sustainability Report. The report also concludes that steps have been taken to integrate sustainability into Leiden University education and research.

Dr Mamadou Hébié, Associate Professor of International Law at the Grotius Centre for International Legal Studies, served last week as legal counsel in the world’s first advisory proceedings concerning climate change before the International Tribunal for the Law of the Sea (ITLOS), on the one hand, and…

New Online Platform Launched to Support Global Children's Rights Legislative Reform

The Faculty of Science has gained an extra 30,000 square metres: Thursday 25 January marked the completion of the new Gorlaeus Building. In this second phase of the project, the Gorlaeus Building has acquired a new main entrance on Rosalind Franklinplein with a striking facade. The new space will be…

After an intensive tender procedure, Leiden University and the Municipality of Oegstgeest have chosen Dura Vermeer for a new housing development with plenty of affordable homes in Nieuw Rhijngeest-Zuid. Dura Vermeer seeks to create a green and playful neighbourhood with welcoming public spaces as its…

ESA’s space telescope Gaia, which maps the Milky Way, completes its active phase of scanning the sky on 15 January. Over the past decade, Gaia has made more than three trillion observations of about two billion stars and other cosmic objects. ‘Gaia is already the discovery machine of the decade,’ Leiden…

Toelating en selectie

Learn how to use Maileon’s editor and how to follow the editorial guidelines.

The Children’s Rights Observatory is pleased to launch the Spanish version of the website. This new feature of the website is a result of the partnership between Leiden Law School and the Center for Constitutional Studies of the Mexican Supreme Court (CEC-SCJN).

Since the publication of the article in the interdisciplinary journal Nature, over 200 news outlets have showcased the pioneering research.

LIACS scholars Thomas Bäck and Hao Wang will be the new Editors-in-Chief of the Evolutionary Computation Journal from November 1. Published by MIT Press since its foundation in 1993, the journal stands as a keystone in the field, providing a global platform for researchers exploring the workings of…