Although the world has made tremendous progress in health, education, sanitation and hygiene, global public health challenges still exist. Disparities in health exist between and within nations as evidenced by inequalities in disease burden, mortality, nutrition and environmental well-being. How does…

BSc degrees: ‘Political Science’, ‘International Relations and Organisations’. MSc degree: Political Science, with specialisations ‘International Organisation’; ‘Dutch Politics; ‘Nationalism, Ethnic Conflict, and Development’; ‘International Politics’; ‘Political Legitimacy and Justice’; ‘Democracy…

Wrenching poverty, global inequality, violent political and ethnic strife, deadlocked, unresponsive or even collapsing governments, growing dissatisfaction with democracy and missed opportunities for innovation – these are merely some of the challenges of governance and development with which our programme…

Students with a Dutch HBO Bachelor’s in Biology and Medical Laboratory Research or equivalent can only be admitted to the master after completing the premaster’s programme.

The university is making its campuses future-proof with measures for climate adaptation and biodiversity. You can read in the Sustainability Implementation Agenda 2023–2026 how we harvest rainwater, limit heat stress and make more room for greenery.

Today, globalization makes us all aware of how closely we are connected to, and often dependent upon, the actions of people who are distant from us. Human migration and economic liberalization have confronted local communities with changes happening on a global level. How can we devise ways to share…

Building projects Real Estate Department

This thesis describes the design and synthesis of novel small molecules based on sulfur-containing heterocycles for the inhibition of glycosidases and glycosyltransferases related to Fabry and Pompe disease.

We invite proposals for special sessions on interdisciplinary, under-studied, and emerging topics (deadline passed).

Over the past decade, several novel types of spatially resolved

Het proefschrift omschrijft de chemische synthese van fenolische glycolipiden van verschillende mycobacteriën met het doel om deze te kunnen gebruiken voor immunologisch onderzoek.

This project is funded by the Dutch Cancer Society. The project will be part of an ongoing research line aimed at identifying mechanisms of cancer therapy resistance and metastasis. In this project, it will be investigated how the Grainyhead family of transcription factors controls therapy response…

Although bacteria are usually invisible to the naked eye, they are the silent force behind many processes in our daily lives.

Thesis focused on uncovering the underlying mechanisms of the lysosomal storage disorders Gaucher's disease using chemical tools, biochemical assays and lipidomics.

The Institute of Criminal Law and Criminology conducts extensive research on imprisonment. Sending a person to prison is the most severe form of punishment that can be applied in the criminal justice systems of European countries. In most countries, the number of prisoners has risen in recent decades.…

The Faculty of Science of Leiden University and the Technical University of Denmark (DTU) signed an exchange agreement on Tuesday. This Erasmus+ student mobility agreement allows all students of the Faculty of Science and DTU students to follow courses at both universities from September 2017 on.

The objective of this study is to better understand the distribution of microplastics in the environment. More specifically, we will quantify the abundance and distribution of microplastics on beaches.

Rector Magnificus Carel Stolker will retire on 8 February. If there’s one theme running through his career, it’s the links between the University and society. In this series of pre-retirement discussions, Stolker will talk one last time to people from within and without the University. This edition…

Study information, LUC 101 | Information Session

The new book by Dimiter Toshkov - associate professor of Public Administration at the Faculty of Governance and Global Affairs - has been recently published by Palgrave Macmillan.

PhD defence

Home to the International Court of Justice and the International Criminal Court, The Hague is the perfect backdrop to explore conceptions of justice in our global society. Questions of human rights, peace, security and the environment present legal and policy challenges for governmental and non-governmental…

The World Politics Major at Leiden University College The Hague examines the big ideas and the powerful forces – political, military, economic, social and cultural – that shape the world at every level, from the global to the local and everything in between. Political conflict is a key driver of many…

Our team is committed to the study of knowledge in its broadest sense, encompassing both ideas and practices in all its historical variety. We look at what people regarded as knowledge, how they created, collected, circulated and used it, also why it mattered to them, and how all this was embedded in…

The Around the Rapenburg walk takes you along the canal where Leiden University was founded 450 years ago.

Promotores: Prof.dr. F.P. Israel, Prof.dr. P.P. van der Werf

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From Incident to Precedent

On 1 June 2022, Tom Herrenberg defended the thesis 'Prosecutorial Discretion in International Criminal Justice'. The doctoral research was supervised by Prof. P.B. Cliteur and Prof. B.R. Rijpkema.

The colloquia Ehrenfestii take place about once every month. This lecture series has been running since 1912.

Why are professors still warning their students against dogmatism, prejudice, pedantry, and other centuries-old vices? What explains the persistence of these scholarly vices across the ages?

On 8 November 2021 YAL organized the successful symposium Interdisciplinary Research: Challenges and Opportunities.

More attention for internationalisation, diversity, but also the mental health of students: that’s what Marleen van Dorst would like to see change. As of 1 September, she will be the new assessor of the Faculty of Science.

Leiden University Medical Center (LUMC) and the Centre for Human Drug Research (CHDR) are taking part in the phase 2 clinical trial of Janssen Vaccines’ candidate coronavirus vaccine. The vaccine will be tested on 45 test participants in Leiden from 14 September onwards.

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

Promotores: Prof.dr. H.S. Overkleeft, Prof.dr. G.A. van der Marel

Promotores: H.S. Overkleeft; G.A. van der Marel Co-Promotor: B.I. Florea

In this thesis an activity-based probe was discovered that could visualize the activity of PLAATs. With an optimized gel-based ABPP assay in hand, screening of a compound library led to the discovery of alpha-ketoamides as a hit for PLAAT3.