On 22 June, Anneke Koning defended the thesis 'Return to sender: a multi-method study of guardianship against transnational sexual exploitation of children'. The doctoral research was supervised by Joanne van der Leun, Masja van Meeteren and Johan van Wilsem.

Studium Generale is organising a series of discussions about what universities are and what they ought to be. The first debate was on 4 April in the Academy Building. 'The numbers fetish has even penetrated the humanities.'

On Tuesday 14 January 2025 Milan Ismangil successfully defended a doctoral thesis and graduated.

Are you keen to immerse yourself in a new culture, broaden your horizons and make friends for life? If so, come to the Study Abroad Festival on Friday afternoon 14 October.

Mapping sanitary infrastructure in large urban societies in the Low Countries, 1200–1900

When Henriëtte Hoffman was ten years old she was enthralled by The Last Emperor, a 1987 film about the twelfth and last emperor of the Manchu dynasty. It was an interest that eventually led to a five-month stay in Chengde in China for her Asian Studies research master’s programme. During her time in…

The collaboration between Leiden University (Medical Center) and the Autonomous University of Barcelona forms one of the most powerful international alliances for the creation and transmission of knowledge in the field of transfusion medicine.

PhD defence

What is students’ engagement in problem-based learning (PBL) and case-based learning (CBL) in teacher certification programs?

Part of ‘Moralising Misfortune: A Comparative Anthropology of Commercial Insurance’, an ERC Consolidator project of Erik Bähre.

On December 6th, 2024, Rector Hester Bijl welcomed participants at the Leiden Jewish Studies Association’s First Annual Conference “Jews at Home: From Creation to Corona” and also presented two Leiden University students with the inaugural Leiden Jewish Studies Association “Best Thesis in Jewish Studies”…

Nederland heeft geen nationale bloem en daar wil het radioprogramma Vroege Vogels verandering in brengen. Verschillende experts van Universiteit Leiden zijn betrokken bij de verkiezing.

The Gravitation programme NETWORKS has been awarded a COFUND grant of 3 million euros. Half of this comes from the European Commission's Marie Skłodowska-Curie Actions programme, with industry partners paying the other half. Of the fourteen new PhD candidates, two will join Frank den Hollander's research…

On Tuesday 7 December, Wouter Kalf gave a lecture on how All Knowlegde starts with intuïtions for the Studium Generalis series co-hosted by the Museum de Lakenhal. The lecture was in Dutch.

What does the European Union mean for people living in Leiden? As part of the Leiden European Festival, and in collaboration with the municipality of Leiden, the city photographers captured Leidenaren from 28 European member states at their favorite place in the city. The exhibition will travel along…

On Wednesday 20 November 2024 Sara Mirahmadi successfully defended a doctoral thesis and graduated.

This study discusses the position of the monasteries in pre-1950s Tibetan societies and how that position was informed by Buddhist monastic ideology.

Programme director of the bachelor's programme Security Studies Daan Weggemans kicked off the first webinar for prospective students this afternoon. In Kaltura Live he had an international audience of about 60 interested people.

Political scientist Wouter Veenendaal (Leiden University) provides an in-depth case study of clientelism in Malta, the smallest member state of the European Union. He reveals that not only that patron–client linkages are a ubiquitous feature of political life in Malta, but also that the smallness of…

Combined hormonal contraceptives (CHC) are associated with an increased risk of venous thromboembolism (VTE). In 2013, a review was published by the European Medicines Agency (EMA). In this review, the authors concluded that the risk of VTE varies by the type of progesterone in the CHC. Subsequently,…

The Organ Art of the first female German concert organist and Bremen Cathedral organist and

Promotor: Prof.dr. G.P. van Wezel

Promotor: M. Ubbink, Co-promotor: G. Siegal

This thesis describes the synthesis and biological evaluation of TLR2/6, TLR4, TLR7/8 and TLR9 ligands, of which the activity can be conditionally controlled.

The cannabinoid receptor type 2 (CB2R) is associated with several inflammatory diseases with an unmet medical need (e.g. Alzheimers, multiple sclerosis, reumatoid arthritis). Development of new chemical biology strategies to study this protein is essential to aid future development of drugs for these…

Carbohydrates, or sugars, are the most diverse and most abundant biomolecules known. However, the isolation of carbohydrate samples in sufficient amounts and purity is often impractical or even impossible, so the chemical synthesis of glycosides becomes relevant. The glycosylation reaction, in which…

The long-held desire - to link structure directly to function and to explain molecular mechanisms based on basic chemical or physical principles - is finally coming closer, satisfying not only our scientific curiosity but also offering new solutions to the many challenges in the field of health, energy…

PhD defence

Kinase inhibitors are key therapeutic agents, particularly in oncology, yet their clinical efficacy is often hampered by off-target effects and limited understanding of their cellular target profiles.

The adsorption of D2 and CO2 on catalyst surfaces is studied using a molecular beam in ultra-high vacuum.

Haunting the future through poetry

On Wednesday 3 September 2025 Yu Ai successfully defended a doctoral thesis and graduated.

Are you thinking about studying abroad for a semester? We came across two students who want to share their experiences with you.

On 2 September 2022, 300 students received their Bachelor Diploma of International Studies. The students were awarded their diplomas in the historic Pieterskerk in Leiden, in front of a large audience of family and friends. With about 1000 people present, including the graduates, the International Studies…

On Friday 23 June, the Austrian Studies Fund was established with a festive gathering in the Faculty Club. This fund is the successor of the Austrian Studies Foundation and will continue and expand the program of activities of the Central European Studies chair at Leiden University, which was established…

The Leiden Jewish Studies Association is pleased to announce a call for nominations for the

Lecture, Seventh Annual Austrian Studies Lecture

The Fourth Annual Leiden Austrian Studies Lecture “Was the Habsburg Empire an Empire?” was given by Professor John Connelly on Monday, March 20, 2023 at Leiden University’s Faculty Club.

On Friday 29 August 2025, 370 students received their Bachelor's degree in International Studies. The diplomas were awarded in the historic setting of the Pieterskerk in Leiden. Family members, friends, and staff gathered to celebrate this joyous occasion with the graduates in a packed Pieterskerk.

On Wednesday 1 September, the first thirteen students of the new BA Urban Studies at Leiden University, received their diplomas in person in The Hague. During a festive graduation ceremony, they were congratulated by rector magnificus Hester Bijl.

The Foundation for Austrian Studies and the Institute for History are very glad to announce that Monika Baár has been appointed as the holder of the Special Chair for Central European Studies.

Are you interested in the BA programme International Studies but not yet sure what it all means?

Chinese materia medica (CMM), comprising a diverse array of natural substances from plants, animals, and minerals, has been integral to Traditional Chinese Medicine (TCM) throughout history. This study investigates the dynamic evolution of CMM, noting shifts in species for improved therapeutic effects…