How do you rebuild a field of science after years of war? In June, a remarkable gathering of Ukrainian and Dutch astronomers took place at Leiden’s Old Observatory, aimed at jointly developing a recovery plan for Ukrainian astronomy.

Alumnus Dennis Jansen was recently elected as Youth Delegate at the United Nations. For the next two years, he is committed to the area of Sustainable Development and will discuss this topic with young people.

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

For the first time since the establishment of Leiden University, the Open Days took place online. On Friday 30 and Saturday 31 October high school students visited 'our Faculty' on the newly designed online platform of the University. Through study programme presentations, an information market, video…

Recently, archaeologist Dr Wei Chu received a grant from the Gerda Henkel Stiftung for an excavation in the Carpathian Mountains. Originally planning for an excavation in Ukraine, his plans were disrupted by the war. ‘We had to change plans really quickly.’

Leiden University will appoint Dr Anne-Laura van Harmelen as Professor of Brain, Security and Resilience at the Institute of Education and Child Studies with effect from 1 September 2020. She will focus on the brain in relation to the development of transgressive behaviour and its prevention and tre…

Anyone who thinks that #MeToo is a new phenomenon, can think again. Subjects such as sexual intimidation, female self-defence and subjection to male desires can be found as early as in Medieval Islamic literature. Senior lecturer Asghar Seyed-Gohrab explains further on the Leiden Medievalists Blog,…

Would you like to do collection-oriented research, but do not have sufficient resources? Every year, the Museums, Collections and Society (MCS) research group makes several research scholarships available for this purpose. Researchers Elizabeth den Hartog and Marika Keblusek previously received an MCS…

The spectacular “density” of artworks and architecture in Florence, a designated UNESCO World Heritage site (1982, 2015), reflects a nucleus of some of the most important collecting histories and museums in the world, ranging from the unparalleled Renaissance acquisitions of the Medici dynasty to the…

Giant prehistoric 'unicorns' once wandered over the prairies of Central Asia. New research has shown that these so-called Siberian unicorns lived much longer than was believed, and probably did not become extinct until 'just' 39,000 years ago. Publication in Nature Ecology & Evolution.

Doctors are there to diagnose and treat people. But sometimes a diagnosis can’t be made or doctors differ in opinion. Luckily, Alireza Mashaghi Tabari and his research team have developed a new framework to solve medical diagnostic problems. This framework can also be applied to many other research…

An external visitation committee gave the Institute of Biology Leiden (IBL) an outstanding assessment. In terms of research quality and relevance to society, the IBL gets the highest score: excellent. The increase with five new female professors also receives praise from the committee.

Tijdens de facultaire introductieweek werden nieuwe bachelor studenten van de studies Rechtsgeleerdheid en Criminologie wegwijs gemaakt in het leren en leven aan de universiteit. Op de informatiemarkt van dinsdag stond niet het studeren centraal, maar het studentenleven. Studieverenigingen vertelden…

Chinese and Leiden scientists came together in Leiden to study the intricacies of modern visual techniques.

On 20 April 2023, during the first lustrum congress of the Conference on European Restructuring and Insolvency Law (CERIL), professor emeritus Bob Wessels was appointed as Officer in the Order of Orange-Nassau. Mayor Kolff of Dordrecht presented the decorations to Wessels for his longstanding contribution…

German mathematician Andreas Greven is the Kloosterman Professor 2020 at the Mathematical Institute in Leiden. He held the Kloosterman Lecture on 6 February and will give three more in-depth lectures in the weeks after that. ‘I’m really looking forward to this month.’

On behalf of its students and staff, the Executive Board of Leiden University would like to express our condolences to all those affected by last Friday’s earthquake in Morocco. We would also like to offer support to all students and staff who have family or friends in the area. In the meantime, several…

Op 26 april 2012 kwamen ze samen om ervaringen te delen met Leidse staf: twaalf Chinese promovendi die in Nederland zijn in het kader van het beursprogramma van de China Scholarship Council. Tien dagen eerder, op 16 april, ontving de Universiteit Leiden een delegatie van Peking University.

On 30 October 2025, Eleonora Dagienė successfully defended her PhD thesis at Leiden University, titled ‘Quantitative Research Assessment and its Unintended Consequences’.

The study association of honours education SLHC established an international commission concerned with the closer involvement of international students in the Honours Community. The language of communication will become English where possible, and more upcoming activities will be organised in The Hague…

The Summer School will take place from 14-25 June 2021 and welcomes Master-level and PhD-level students who are interested in learning more about the interactions between the EU and the UN and the EU’s role within current patterns in global governance.

What is the name of the medieval Persian poet Nezami (✞ ca. 1209) doing on the cover of an Eric Clapton rock album? Asghar Seyed Gohrab, associate professor at the Institute for Area Studies, talks about it in a new blog for the Leiden Medievalists Blog.

We are very happy to announce that as of 1 March Marleen De Meyer is our new NVIC Director!

For the first time in over half a century, one of oldest telescopes at the Leiden Observatory is getting a major improvement.

On 18 January 2018, the inaugural ILS PhD Workshop took place, featuring two Interaction Between Legal Systems lectures by the invited academics Prof. Gareth Davies and Aristi Volou, as well as presentations by the six ILS PhD researchers.

De Universiteit Leiden is al 25 jaar stevig geworteld in Den Haag. Dat werd zichtbaar tijdens de feestelijke bijeenkomst rondom de foto-expositie Universiteit Leiden in Den Haag: Onderzoekers van de stad.

As of February the SBB team has expanded. Simcha Jong has joined the team as a Professor and Director of Science Based Business.

This summer, everyone from Leiden locals to day trippers and tourists can take a guided tour of the prettiest University buildings in the centre of Leiden. Our exclusive Summer Tours offer a glimpse behind the scenes at the Academy Building, the P.J. Veth building and Bibliotheca Thysiana: buildings…

This year on June 8-12, the Annual Convention of the Austrian and Central European Centres was organised in Leiden. At this convention, directors and (PhD) students from all over the world come together to meet, have presentations by the students on their topics of expertise, and to get the know the…

As every year the Faculty of Archaeology bioarchaeology group has visited Schöningen Germany for field research.

Leiden University has designed a new Urban Development Plan for the Humanities Campus. This plan incorporates participation from the immediate environment (neighbours and nearby residents). The plan will be available for viewing at the Leiden city council offices from 22 December for six weeks.

We asked a lot of everyone last year. The Personnel Monitor showed that the workload was high in 2022 and Covid took its toll. I therefore think everyone deserves some downtime. Time away from the daily grind.

De crèche en het klaslokaal zijn misschien wel de meest gunstige plekken voor ziekteverwekkers. Toch is er relatief weinig bekend over hoe kinderen reageren op virussen en bacteriën en hoe het komt dat sommige kinderen veel beter beschermd zijn dan anderen. Simon Jochems, onderzoeker aan het Leids Universitair…

As of February 1st, 2018, Sarah de Rijcke has been appointed as Professor of Science, Technology and Innovation Studies, especially Science and Evaluation Studies, at Leiden University. The chair is located at the Centre for Science and Technology Studies (CWTS).

‘Art and science can co-exist.’ On 16 August, Dean Suzan Stoter spoke these words when she opened the exhibition ‘Wet op beeld: De Saksenspiegel eeuwenoud modern’, created by visual artist Ilja Walraven and legal scholar Helen Stout. They believe that images can enhance the comprehensibility of legal…

30 July is the International Day of Friendship. The student years are a time when many close friendships are formed, and a surprising number of them last a whole lifetime. Two of our alumni share their stories about a special friendship.

The Institute of Security and Global Affairs (ISGA) organizes the ISGA Conference ‘Who determines the security (research) agenda’ on 9 - 10 November 2016 in The Hague, the Netherlands.

During their second year, the students of the bachelor Security Studies get a feeling of what their professional career might look like.

Next year in July Leiden University will receive around 1,500 Asia experts from around the world, for the 11th International Convention of Asia Scholars (ICAS 11). This is the world's biggest Asia meeting. Besides an academic programme, the convention also offers an extensive cultural programme for…

On Friday 15 March, more than 750 students from the Netherlands and abroad visited the Master’s Open Day at the Faculty of Humanities to explore their options.

Leiden's city centre, bathed in autumn sunshine and teeming with visitors. On 14 October, several thousands of students and their parents came to visit the University's Open Day. We spoke to a number of students at the information fair in the Pieterskerk; each of them had their own questions, doubts…

The Institute for History announces vacancies for three PhD positions on Rethinking Disability: the Global Impact of the International Year of Disabled Persons (1981) in Historical Perspective and one PhD position to conduct research on the United Nations Transitional Authority in Cambodia (UNTAC).

For several months now, in addition to her responsibilities as Institute Manager for the Academy of Creative and Performing Arts (ACPA), Rosalien van der Poel has been fulfilling a different role: that of confidential adviser to doctoral candidates. ‘It’s an honour to be able to do this work,’ Rosalien…

Mathematics can help predict thrombosis. Mathematician Mark Alber has developed models that even aid in suggesting treatments. In the Kloosterman lecture on 27 June, he will explain how this works.

Primate and test specialist Jane Goodall paid a visit to the Hortus botanicus in Leiden on 21 May for a ‘meet & greet’. Goodall, a world-famous researcher and nature protectionist, was presented with an orchid named after her and used the occasion to draw attention to the issue of plant protection.…

Throughout this past year many students and staff at Leiden Law Staff received a prize or grant, were shortlisted for a prize or appointed to an academic body, or were honoured in some other way. All good reason to include them in our Hall of Fame 2020 to show how very proud we are of them!

Leiden is proud to announce that the city has been selected to host the 33rd Annual Meeting of the European Association of Archaeologists (EAA), scheduled for 25-28 August 2027.

Universe Awareness is one of fifteen projects chosen by WISE for providing compelling and innovative solutions to today’s most pressing challenges in education.

Ioana Moraru is in charge of organising the International Criminal Court Moot Court Competition in The Hague, one of the largest competitions in International Criminal Law worldwide. Registration for the upcoming edition just opened. A good time to ask her a few questions.

The city of Leiden is enriched by a dense infrastructure of knowledge institutes, with a uniquely strong focus on health and well-being. This gives Leiden