In zijn oratie bepleit Joachim Koops dat de toekomst van Security and Global Affairs ligt in onderzoek, onderwijs en academisch bestuur.

What do you derive your self-esteem from? Not a question you would quickly expect in a course on leadership. Lecturer Michel Don Michaloliákos opted for a unique approach to 'A Taste of Leadership', an Honours course with introspection as its core theme.

Voormalig demissionair staatssecretaris van Fiscaliteit en Belastingdienst Marnix van Rij gaf op 17 juni in samenwerking met universitair docent Esther Huiskers-Stoop een gastcollege over belastingrecht en duurzaamheid. Deze lezing werd op initiatief van student Darya de Wilt georganiseerd.

Ontdek je eigen gedrag en dat van anderen tijdens onze unieke teambuildingervaring, waar wetenschap, emoties en spelletjes samenkomen!

There are many complex links in the chain that provides patients with new drugs: from fundamental science, to clinical tests, to production. The entire chain can be found in Leiden. Leiden University, the Leiden University Medical Center (LUMC) and the businesses at the Leiden Bio Science Park (LBSP)…

Are you ready to take on an extra challenge during your Leiden Master programme?

Public International Law is a one-year Master’s specialisation at the internationally acclaimed Leiden Law School at Leiden University. The programme focuses on the legal framework that governs international relations in an increasingly complex global society.

This research cluster is a part of the Institute of Political Science’s research programme ‘Institutions, Decisions and Collective Behaviour’. Its members examine the sources, design, effects and contestation of norms, rules, institutionalised practices and formal organisations that operate across national…

The Tatiana Afanassjewa-lecture series is a series of public talks in Dutch by Leiden physicists on wednesday evenings, intended for everyone with an interest in physics.

This open access volume surveys the state of the field to examine whether a fifth wave of deterrence theory is emerging. Bringing together insights from world-leading experts from three continents, the volume identifies the most pressing strategic challenges, frames theoretical concepts, and describes…

Lecture, Leiden Translation Talks

This article argues that, given the current pervasive uncertainty about the reliability of jury deliberation, we ought to treat it with epistemic humility.

How can an effective ‘Safe and Circular by Design’ method be developed for practical application in a designer’s context, particularly for the initial stages of product design, incorporating Safe-by-design strategies, LCA/LCT, risk assessment and ethics?

The Institute of Political Science has a multi-dimensional research programme that promotes the unity of the institute as an intellectual community rooted in the social sciences and especially political science, while enabling overlapping groups of colleagues to develop particular research agendas within…

This project, executed by Marieke Hendriksen MA MRes, aims at an analysis of how the early modern anatomical collections of Leiden University were rooted in ideals of perfection in different fields of knowledge and expertise.

While many healthcare professionals indicate that they frequently use placebo effects and their mechanisms, there is little formal training on how to deal with placebo and nocebo effects in clinical practice. This project aims to address this gap between scientific knowledge on placebo and nocebo effects…

Read about our recent research projects below.

How do we address the society’s most pressing issues through governance? The Master of Public Administration gives you a unique research-led multi-level perspective on the practice of management, steering, and coordination of political, economic and societal actors, with three specialisations to suit…

Lecture

Staff from eLaw – Center for Law and Digital Technologies contributed to the ACM Conference on Fairness, Accountability, and Transparency (FAccT), held in Athens from 25 to 27 June 2025. The ACM FAccT conference is one of the world’s leading venues for interdisciplinary research on responsible and ethical…

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.

You have chosen to do a PhD track at Leiden University. What do you need to know when you start your project?

The minor Artificial Intelligence, Business & Innovation will provide you with knowledge and skills on the intersection of the fields of artificial intelligence, management, and entrepreneurship, with a focus on programming, technology management, entrepreneurial innovation, and ethical considerations…

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.

Arco Timmermans’ handbook unites experts to examine public affairs, its challenges, and its alignment with democracy and open society.

Speakers from all over the world offered their interesting views on the relationship between humans and animals during the LUCAS Graduate Conference, based around the central theme ‘Animals: Theory, Practice, and Representation’.

Solving a scientific problem after decades: it’s a long-lasting dream for many scientists. Consequently, the research of Leiden and Eindhoven chemists gained a lot of media attention, for instance from the Belgian news website VRT Nieuws and science website Phys.org.

Featuring the world’s first neural synthesizer, artist Guy Ben-Ary and his collaborators will perform at the TodaysArt Festival in The Hague on 21 September. For this performance, he collaborated with the lab of Erik Danen to transform neural stem cells into neural networks on a chip.

eLaw is a research institute of interdisciplinary scholars who explore issues at the intersection of law, technology and society.

In your first year at LUC you gain the basic knowledge and lay the foundation and skills for your specialization in year two and three.

PhD defence

C-SIDe project involves a broad selection of associates in solving cybersecurity problems. Security of software systems has emerged as a critical need in our interconnected society. Companies developing software products look for Security-by-Design approaches accommodating security into their software…

Is the General Data Protection Regulation (GDPR) adequate in ensuring responsible innovation using data analytics? What is the role of ethics with regard to placing limits on technological developments? Does innovation drive business and industry transformations, or does shareholder value maximization…

CADS researchers give methodology their own unique signature through two parallel engagements: (a) teaching and researching the full range of social science methods, from audio-visual engagements, through global ethnography, to statistical analysis; and (b) interrogating these multiple modalities employing…

The programme consists of multiple courses and will teach you about a range of legal, regulatory and ethical issues with respect to digital technologies.

In this Yearbook you will find some fascinating examples of what was done in 2021, not only by ourselves, but also by our international colleagues.

In the master's specialisation Global Ethnography, will follow several courses that aim to make your research project as successful as possible. From writing an academic research proposal to the complex task of writing up data once you return from the field. Each student also receives individual supervision…

Education at the Institute of Public Administration focuses on the broad study of public administration, including the semi-public sector, lobby organisations, civil society, and relevant private organisations.

GoodBrother aims to increase the awareness of the ethical, legal, and privacy issues associated with audio- and video-based monitoring and to propose privacy-aware working solutions for assisted living.

This is an Erasmus+ International Credit Mobility project of Leiden University College with three different partner universities in Kenya: Kenyatta University, Maasai Mara University, and the University of Nairobi.

Lecture

Animal experiments are not undertaken lightly; we are working with sentient beings. As scientists, we have great responsibility to handle laboratory animals with care. Read here how we consider and justify this.

An important aspect of the promotion and safeguarding of good practices at the Institute of Psychology is to make sure that employees are being facilitated and guided by offering information about and resources for training. On this page, an overview of various mandatory and recommended training is…

This book presents an introductory survey of the major themes, thinkers and texts, philosophical genres and profound insights of the Chinese philosophical tradition. Its coverage ranges from the foundational history of Chinese thought in the 6th–5th centuries BCE up to the present day.

Wim Voermans, Professor of Constitutional and Administrative law, travelled to São Paolo, Brasilia and Rio de Janeiro from 14 to 18 March with a delegation from Leiden University with the aim of strengthening ties with Brazil. During the visit agreements were made on future academic collaboration and…

Freek Vonk and Mike Richardson, with many collaborators, have published two snake genomes in two parallel articles in the prestigious journal PNAS. Their new findings provide insight into the co-evolutionary arms race between predator and prey.

Course

The fact that a significant number of seats in the Dutch provincial councils are now occupied by members of the Dutch Farmer-Citizen Movement (BoerBurgerBeweging, BBB) who have an agricultural background need not lead to conflicts of interest when voting on, for example, nitrogen emissions. This is…

Two of eLaw’s Advanced Masters students, Dimitra Laskari and Vasilis Xynoglas, presented their research on the Metaverse and Personal Digital Twins at the Neurocognition and the Reproduction of Space conference in Shanghai, China. The students presented on the rules for the Metaverse under the GDPR…