The Leiden University Fund (LUF)/ Gratama-Foundation has awarded a 35.000 euro grant to statistics researcher Sanne Willems. This grant enables her to examine how uncertainty regarding predictions can be best visualized for the public.

From children’s birthday parties to international ambassadors, the Old Observatory attracts a wide range of visitors. Student coordinator Sanne van Beek connects visitors and students, ensuring everyone — from five to sixty-five — learns something about the stars.

Find out more about our national and international research collaborations.

Do you want to know more about the Brave Little Ones research team and our partners? Find it here!

The LIAS Advisory Council meets with the LIAS Management Team twice per semester.

Behind the scenes, many different people are involved in the projects within the Brave Little Ones research group. See below for an overview of the research team.

This NWO-funded VICI project (2025-2030) led by Prof.dr. Petra M. Sijpesteijn examines the place-making processes in the early Islamic Empire.

We found that, next to the effectiveness of the intervention, it’s also very likely that the intervention is cost-effective compared to attention only.

These are our lecturers (in alphabetical order) for the 2026 Summer School in Languages and Linguistics.

What is the effectiveness of (booklet or online) self-help programmes for people with somatic stressors and depressive symptoms? What works best for whom? How to improve motivation and adherence?

kiem grant: Investigating the anti-inflammatory potential of the PRG4 protein in preventing and alleviating rheumatoid arthritis

What did colonial officials and missionaries think they were doing?

The staff members of the Methodology & Statistics unit are members of various boards and committees.

CML report 192

Sanne Dokter-Mersch defended her thesis on Thursday 15 April 2021.

Discover the effects of clothing value and lifespan on buyer-user-producer relationships through collaborative research with Localising Global Garment Biographies.

Erik de Maaker, B. Ramila, Maaike Feitsma, Mayke Groffen, Ellen Haeser, Rachel Lee, M. Karthika, Leonie Sterenborg and Sanne van den Dungen

Uniting an international consortium of scholars, the Skandapurāṇa Project comprises a team of researchers working in fields across the Humanities. We are creating a critical edition of a foundational work of purāṇic literature and, in doing so, tracing the dynamics of a textual tradition to better understand…

The overall aim of the project is to investigate interests and their development over time in a daily life context, with particular attention for the transition from late secondary to post secondary education, and from late post secondary education to early career.

Sanne Kellij and colleagues systematically reviewed 142 articles, examining evidence for three hypotheses on the relation between victimization and social information processing.

To investigate the effectiveness of an online self-help programme for people with HIV and depressive symptoms.

Methodology and Statistics focuses on the development, evaluation and application of statistical models for the analysis of psychological research data.

Annually the Institute of Cultural Anthropology and Development Sociology awards the Speckmann prize for the best Fieldwork NL report, as well as the most accomplished master’s thesis.

To safeguard the quality of research within Leiden University, a committee of external experts evaluates the University’s institutes once every six years according to the Standard Evaluation Protocol which is drawn up by the Association of Universities in the Netherlands (VSNU), The Royal Netherlands…

In 2023, many of our students and staff won great prizes and secured important research grants.

This project receives funding from the European Research Council (ERC) under the European Union's Horizon 2020 research and innovation programme under grant agreement No 101054849 (PURANA).

The Old Obervatory Leiden is one of the partners of the local learning ecosystem ‘Verwonder om de Hoek’, an educational platform from Leiden that lets school children and families wonder about the world of Nature, Science, Technology and Sustainability. On this page you will find the educational programmes…

In an interconnected global environment, the Bachelor's programme in Arts, Media and Society meets a new market need: for multidisciplinary, digitally-fluent, international talent with a broad understanding of the impact and influence of the arts on society.