Human activity, such as pollution, may disturb the balance of living water systems, which has consequences for biodiversity, but also for other functions such as water purification. Leiden University maps living water systems using the most advanced technologies.

Building on its extensive holdings in Asian studies, including much material that can support the study of “unofficial” histories and cultures, Leiden University Libraries has established the Leiden Chinese Queer Collection (LCQC).

This project, under the supervision of Prof. Dr. Hans van der Plicht, comprises several studies aimed at the use of isotopes occurring naturally in organic material as tracers for both the climate change and its cultural impact at about 6200 BC. The research will be carried out by the co-applicant at…

How might we include circularity into the models often used in IPCC reporting (in technical language, how can IAMs, dMFA models and CGE models be integrated?) What are possible futures for global resource use and what are the consequences for greenhouse gas emissions in these scenarios?

Collecting as much information as possible about administering a new medicine to people can save a lot of money.

Investigating Neolithic houses in Britain through microwear and residue analysis of stone tools

The WIIS-NL blog provides articles on gendered international security issues taking a multi-disciplinary approach which includes but is not limited to WIIS focus areas. This blog aims to reach a broad audience of academics, practitioners, students, and interested members of the general public.

Strategic direction of the GTGC initiative lies with a Steering Group, composed of seven members from four Leiden University faculties. Chaired by Leiden's Professor of Global Transformations and Governance Challenges, the Steering Group addresses questions such as overall vision, staffing, communications,…

International partnerships in which Leiden University participates.

The Old Observatory houses four historical telescopes. On this page you can learn more about them.

The STAP study examines the cost-effectiveness of Written Exposure Therapy (WET) for post-traumatic stress disorder (PTSD) symptoms in primary care settings.

The Netherlands is not particularly rich in ‘wild nature’. Comparatively, what we have is a lot of intensively used agricultural land. This means that from nature’s perspective there much to be gained by combining the ‘nature’ and ‘agriculture’ functions. Not an easy task in such a densely populated…

The earth has more than 7 billion inhabitants, all of whom leave behind traces of pollution. However, not all forms of pollution have the same harmful effect. Leiden scientists help determine where we should put our priorities.

The MA Middle Eastern Studies at Leiden University is a one-year, full-time programme taught entirely in English. With over four centuries of expertise in Middle Eastern scholarship, this programme offers you cutting-edge insights into the region’s history, politics, religion, languages, and culture…

Leiden is the ideal city for students. There is a wide variety of activities you can do next to your studies, to make the most out of your student life.

The Classics and Ancient Civilizations programme in Egyptology offers many extracurricular opportunities to enrich your study experience.

The Classics and Ancient Civilizations (Research) programme offers many extracurricular opportunities to enrich your study experience.

The Classics and Ancient Civilizations (Research) programme in Egyptology offers many extracurricular opportunities to enrich your study experience.

Dive into the heart of archaeological science: explore the flora and fauna of bygone ages, study human bones and teeth, analyse the cultural biographies of material objects, or become an expert in the use of computational methods in archaeological research.

The Classics and Ancient Civilizations programme in Assyriology offers many extracurricular opportunities to enrich your study experience.

Leiden is the ideal city for students. There is a wide variety of activities you can do next to your studies, to make the most out of your student life.

The Classics and Ancient Civilizations programme offers many extracurricular opportunities to enrich your study experience.

Leiden is the ideal city for students. There is a wide variety of activities you can do next to your studies, to make the most out of your student life.

Leiden is a winning combination of being small and fun, yet big in character as a student city. It’s also conveniently close to cities like Amsterdam, The Hague and Rotterdam, which can all be reached by train in just 30 minutes.

The master's specialisation Astronomy and Cosmology at Leiden University covers all aspects of modern astrophysics, including observation, interpretation, simulation and theory. This programme is essentially based on combined research in astronomy and physics and is therefore open for students with…

Get to know us through our online and in-person events for prospective students!

We are convinced that you’ll have a wonderful time at Leiden University, but you don’t have to take our word for it. If you’re looking for objective opinions of what it’s like to study here, listen to what current students and alumni have said about it!

Leiden University enjoys an excellent worldwide reputation, built on over four centuries of outstanding teaching and research. The university has two locations: Leiden and The Hague. Our Urban Studies programme is located in The Hague, international city of peace and justice and the ideal environment…

The Classics and Ancient Civilizations (Research) programme in Assyriology offers many extracurricular opportunities to enrich your study experience.

Our programmes are known for our scientifically based education and for our open atmosphere.

The Classics and Ancient Civilizations programme offers many extracurricular opportunities to enrich your study experience.

BSc Security Studies is a bachelor’s programme with a compulsory matching module.

Ecotox is a stimulating top-facility that provides an integrative research environment around the topic of ecotoxicological testing and experimental research. Research focus: Dose-response modelling Mode-of-actions and mechanism-of-actions Test method development, in view of targets in AOPs (adverse…

Old Observatory, Sterrenwachtlaan 11, 2311 GW, Leiden

Want to increase your adaptability and self-management over your career and personal development? You can do that with career competences. 'Empower your PhD' is a university-wide project in which PhD candidates work on their career competences using a self-evaluation tool, personal coaching or peer…

A collection of newly written chapters by various specialists from different disciplines (with a background in philosophy) on the subject of free will as it is discussed in their (inter)disciplinary field.

The work presented in this thesis addresses the role of the locus coeruleus (LC) - norepinephrine (NE) system in various aspects of human cognition, and the modulation of brain state.

This is a facility where research groups or small companies can apply for space if they need to culture human or animal cells.

Old Observatory, Sterrenwachtlaan 11, 2311 GW, Leiden

Innovative, interdisciplinary education is a main pillar of the SAILS-programme.

In this dissertation I argue that the proto-daoist text the Zhuangzi and the ethical relation of Levinas are fruitful resources to reconsider the self-other relation in comparative philosophy.

In November we went to a real, biodynamic farm (Kwekerij Eko Logisch) and listened to David, a farmer who believes you can limit harm to the environment while still growing heaps of vegetables, fruits, and herbs. On the two-hour visit, we were shown around the farm and even encountered some animals.

Structural variants (SVs) are the hidden architecture of the human genome, and are critical for us to understand diseases, evolution, and so on.

The Center participates in East European Politics, one of the major political science journals focusing on the contemporary post-communist space.