How do borderland dwellers living along militarised frontiers negotiate regimes of state security and their geopolitical location in everyday life? What might 'freedom' mean to those who do not resist captivity engendered by borders? Focusing on the predicaments of a double-minority, Radhika Gupta examines…

This Element considers Kant's conception of self-control and the role it plays in his moral philosophy. It offers a detailed interpretation of the different terms used by Kant to explain the phenomenon of moral self-control, such as 'autocracy' and 'inner freedom'.

This political theory specialisation focuses on the concepts of legitimacy and justice—political philosophy’s core themes. Immersing yourself in theories, philosophical and theoretical methods, and complex cases, you will make the leap from opinion to analysis.

Unlike most city histories, this book focuses exclusively on the city’s connections with colonialism and slavery.

Since the Second World War, intelligence and security services have played an important role in policy and decision making, particularly with regards to a state’s national security. In this minor programme we study both the organisations, their working methods, their analysis techniques, as well as…

As a university we stand with both feet firmly in the world. Internationalisation is in Leiden’s DNA: from the very foundation of our university, the ideal of the free academy has always attracted researchers and students from across the whole world.

We are happy that the Media Technology staff and students will together again visit the Ars Electronica Festival in Linz (Austria). The five-day study trip offers a shared source of inspiration and a basis for discussion to students and lecturers.

On 26 and 27 September, Eduard Fosch-Villaronga, Carlotta Rigotti, Mohammed Raiz Shaffique, Marie Schwed-Shenker and Antoni Mut Piña participated in the third edition of Lawtomation Days at the IE University in Madrid.

Lecture, Tech Trends Workshop

Together Leiden University, Delft University of Technology and Erasmus University Rotterdam form the strategic alliance Leiden-Delft-Erasmus Universities.

Improving healthcare with our scientific discoveries: that is the goal of pharmaceutical research at Leiden University. And there’s a lot involved in that. Our research starts with the discovery of the effect achieved by a particular substance, and sometimes continues all the way through to the development…

ELS@Leiden research encompasses a wide range of empirical-legal projects carried out within Leiden Law School from the perspective of multiple disciplines and methods. Here you can find the publications of our (former) lab members since the start of the Sector Plan.

The Open University and Leiden University will join forces to offer a (Dutch-taught) Joint Legal Technologies Program for professionals. In doing so, they can provide the advanced legal informatics training that is necessary in our rapidly digitising society. The joint program is a further development…

Bart Barendregt explains his new Unesco Chair in Anthropology of Digital Diversity in an interview on the Unesco website.

Making choices is part of life. You make larger or smaller choices in everything you do, and you progress from one choice/decision to the next. All decision-making processes involve three aspects: making a choice, experiencing that choice and reflecting on it.

Which brain cell does what, when Parkinson's disease arises? It won't be long before this jigsaw is solved piece by piece. Ahmed Mahfouz, computational biologist, combines bio-knowledge from Leiden with algorithms from Delft and is getting closer to finding the key.

In STAYAHEAD data-intensive approaches are being developed to ”decode the human immunome” with a focus on a global vaccine strategy. They have developed a rapid mass spectrometric test to analyse in real-time large numbers of variants of SARS-CoV-2 and the host immune response, and use these data to…

On this page you will find a collection of presentations and videos of the Florence Nightingale Colloquia, seminars at the faculty and other event recordings hosted by the Data Science Research Programme.

Study of human cultures using computational approaches

The majority of scientists, from archaeologists through to zoologists, collect huge volumes of data. Their massive databases contain large amounts of information which is difficult for humans to filter. With a solid grounding in statistics, we can develop algorithms for analysing and identifying patterns…

Drug development is a complex process in which many parties work together. Every day, the researchers at LACDR devote their energies to developing drugs that are new, better, more efficient and easier to produce. And thus to the millions of patients who know all too well why this research in Leiden…

Study information

Sinds 1973 vindt in december jaarlijks een congres plaats voor staatsrechtjuristen: de zogeheten Staatsconferentie. De conferentie vindt bij toerbeurt plaats op een locatie die is gekozen door één van de Nederlandse rechtenfaculteiten.

Tijdens het symposium ‘Transdisciplinary Study of Just Public Algorithmic Systems’, op vrijdag 24 maart in Den Haag, staat onderzoek naar het gebruik van algoritmische systemen in de publieke sector centraal. Een actueel onderwerp dat de laatste tijd veel in de belangstelling staat. Vijf vragen over…

Siemens recently took over the Leiden software company Culgi, founded by professor and inventor J.G.E.M. (Hans) Fraaije. We spoke to him about the algorithm that made him successful, the role of a university in our society and his ambitions at Siemens. ‘I was looking for Siemens, and they were looking…

General information

Our East Asia experts work across various disciplines on global issues such as migration, heritage, and colonialism.

Developmental and Educational psychology is concerned with the developmental course and dynamics of cognition, self-regulation, and emotional competence, and the implications for educational and clinical practice.

Changing the world (a little bit)

The IP Law (Intellectual Property Law) department provides education and conducts research in the field of intellectual property law.

Changing the world (a little bit)

The Public Management and Organisation department of the Institute of Public Administration focuses on public organisations and the behaviour of the managers and professionals working within them. Our vision is that understanding human behaviour and organisational dynamics is essential for understanding…

Empowering education professionals in their continuous professional development is fundamental to our mission. We understand that a teacher’s didactic skills are as essential as their subject knowledge in delivering impactful education. To support this, we offer a broad range of training and coaching…

Chronic inflammatory skin diseases such as psoriasis and atopic dermatitis affect both the physical and psychological well-being of millions of patients, leading to persistent symptoms like itchiness and sleeplessness. These conditions often result in decreased productivity and quality of life overall,…

A full overview of THEOR PhD theses.

Computational linguistics uses computational methods to help answer linguistics questions across a variety of topics.

Optical projection tomography (OPT) is a tomographic 3D imaging technique used for specimens in the millimetre scale.

On 7 February 2025 Leiden University celebrated its 450th anniversary.

Op zoek naar een bacheloropleiding economie met een sterke focus op publiek beleid? Bij de bacheloropleiding Economie & Samenleving leer je in tegenstelling tot traditionele economieopleidingen om slim en strategisch te navigeren binnen de huidige complexe, juridische en politieke context.

Lecture

Lecture

Despite a lack of specific legislation on this issue, Dutch Minister of Justice and Security Dilan Yeşilgöz is allowing the national police force to experiment with facial recognition technology.

Conference

Tessa Verhoef from the Leiden Institute of Advanced Computer Science and Eduard Fosch-Villaronga from eLaw- Center for Law and Digital Technologies have written an article on how affective computing should be inclusive, diverse, and work for everyone.

Supercomputer ALICE has been expanded, making it even more powerful and faster. This means researchers and students can work with heavier models. From language research to brain activity scans, this expansion is good news for a variety of disciplines. So who gets to work with this prima donna?

The ability to collect and interpret huge quantities of data has become indispensable to society and academia. Leiden University is a knowledge and expertise centre for data science that places the emphasis on interdisciplinary collaboration and innovation.

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