Orange the World 2025

Lecture

Each student chooses an individual topic or theme on which they would like to do a graduation research project. Read the below rules and guidelines before you embark on the graduation project.

Leiden criminologists have co-developed an artificial intelligence technology that tracks firearms incidents by scanning over 350 news sources.

The steady decline in lethal gun violence in the EU came to halt in 2012 and some countries, such as Sweden, have even noticed an increase since then. An arms race among drug criminals and an increase in the availability of illegal firearms could lead to more criminal and gun violence. This is one of…

The D66 proposed bill on Ending Life with Dignity is inadequately substantiated and contains contradictions. This is the view expressed by Professor of Political Philosophy Paul Nieuwenburg in his inaugural lecture on 17 March.

Francien Dechesne, Associate Professor of Ethics and Digital Technologies, has been appointed by the Tilburg School of Humanities and Digital Sciences of Tilburg University as Professor to the endowed chair of ‘Data and AI for the Rule of Law’, effective 1 November 2025.

Protests against textbooks on trans persons in America and against a reading hour by drag queens in Rotterdam: it has been raining protests recently against people with a gender expression that does not match their birth sex. Why does this evoke such resistance? We asked Professor by special appointment…

Students of the Advanced MSc in International Relations and Diplomacy visited the OPCW and ICJ in The Hague, gaining insights into key international organisations.

Leiden University Centre for Linguistics (LUCL) is an independent institute within the Leiden University Humanities Faculty. A Management Team, consisting of an Academic Director, a Director of Education and an Institute Manager, is responsible for the overall running of the institute. This team is…

VVIK Lecture

Lecture

Lecture

Lecture

Lindsey Boosten followed her passion by combining the study of aviation and law in the Advanced Master in Air and Space Law in Leiden. It turned out to be a great choice: ‘It was one of the best years from my student days.’

On 27 September 2019, Bart Schuurman, Assistant Professor at the Institute of Security and Global Affairs spoke to Dutch regional newspaper 'de Gelderlander' about the decline in attention for jihadism.

An overview of awards and prizes granted to our staff and students in 2018, as well as special appointments and royal distinctions.

From 26 August until 5 September 2019, a group of 20 Chinese government officials, industry representatives and academics attended an intensive course on space law and policy at the International Institute of Air and Space Law, organized in cooperation with Avans+ in Breda.

Gerard van Westen has received the KNCV Gold Medal, the most important Dutch award for chemists under 40. 'It's a huge honour,' says the professor of AI and medicinal chemistry. 'I am now part of the group of people I was always impressed by.'

Inaugural lecture

Inaugural lecture

PhD defence

Alumni event, Lezing

PhD defence

PhD defence

PhD defence

Inaugural lecture

The Leiden Leadership Programme (LLP) employs experts in the field of leadership. They equip LLP students with the necessary leadership knowledge, insights and skills to increase their social impact.

How can legal education in Indonesia become more relevant for supporting the rule of law and providing legal services that common citizens need?

JUSTREMIT is an ERC-funded project that brings together political theory, ethnography, and security studies in an interdisciplinary study of remittances and global justice.

Turnaround Wing of INSOL Europe and Leiden Law School are working on the design of ‘guidelines for out-of-court turnaround professionals’. The project was approved by the Council of INSOL Europe at its 2014 conference in Istanbul and subsequently started in November 2014.

The Laboratory for Human Osteoarchaeology specialises in the macroscopic and microscopic analysis of human remains. We use cutting edge scientific approaches to address archaeological, historical, and anthropological research questions. In addition to paleopathological, histological, and 3D scanning…

The sustainable business law research group is dedicated to researching the complex relationship between business activities and sustainability. It strives to develop legal solutions that contribute to a more ethical, just, ecologically responsible and socially inclusive society. Our aim is to develop…

The making of sacrifices seems part and parcel of any elite sportsperson’s life. Remarkably, the insights that we find in the current literature in social sport studies are not able to make sense of the references to sacrifice in the data that emerged in the context of this study on the social significance…

Expand your knowledge, gain international experience, and explore global challenges. From summer schools and online courses to virtual exchanges, Leiden University students at all levels (bachelor’s and master’s students, and PhD candidates) can participate in a range of learning opportunities.

Are you curious about how societies are governed - and what makes a society just? At Leiden University, you’ll explore democracy, law, safety and public policy in both national and international contexts. From human rights to climate legislation, from elections to ethical dilemmas: you’ll learn to analyse…

LCCP is envisaged as an open space for stimulating discussion, critical debate and inventive co-operation in the Dutch philosophical community. It does not pursue a specific agenda but welcomes different readings of our shared philosophical situation, because it believes that deeper understanding is…

Highlights the extent to which the two thinkers share a common philosophical framework, while also demonstrating how Levinas shifts the orientation of philosophical thinking from truth to justice.

Are you curious about how societies are governed - and what makes a society just? At Leiden University, you’ll explore democracy, law, safety and public policy in both national and international contexts. From human rights to climate legislation, from elections to ethical dilemmas: you’ll learn to analyse…

The Public Administration specialisation in Digitalisation, Governance and Society prepares you for a future where digital issues and governance are intertwined. You will learn how to translate developments like AI into concrete policies and work responsibly with technology in public administration.

How do individuals make decisions? What determines the quality of group decisions? When and why do people cooperate with others? How does intergroup competition evolve?

How do technologies of computer vision, which promise to replace humans in the understanding of images, work in practice in the field of security, and what are their ethical and political implications?

The Cyber Security Governance research group contributes significantly to the educational programmes at Leiden University. By integrating cutting-edge research into the classroom, we ensure that students engage with the latest developments in the field of cyber security, governance, and ethics.

We are experts in the fields of languages, cultures, history, arts, societies and philosophy. Together we cover almost all continents and time periods. Knowledge of these disciplines contributes to a humane, safe and sustainable world.

A small group of Students for Palestine demonstrators occupied the Academy Building on Rapenburg in the afternoon of Wednesday 26 November. The Cleveringa Lecture by political scientist Hélène Landemore had to be moved to Leiden Law School’s Kamerlingh Onnes Building.