The Persian Empire (539-330 BCE) was the first world empire in history. At its height, it united a territory stretching from present-day India to Libya - and it would take 2,000 years before significantly larger empires emerged in early modern Eurasia. This territorial sweep is both a source of fascination…

Curious about how sustainability fits into our university's strategic plan, or how much energy and water we consume? Read about it here.

Can epigenetic changes explain associations between early life stress and health outcomes?

Debate, Student Course Presentations

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

Each year, around forty women in the Netherlands lose their lives, most often at the hands of a (former) partner or family member. Judges, lawyers and survivors now turn directly to Professor Marieke Liem for expertise. For her, this is telling: ‘The time has come for greater knowledge and a coordinated…

The Central and Eastern European Studies Centre is an interdisciplinary platform of scholars of Leiden University. The Centre’s mission is to bundle together, strengthen and disseminate existing research into the history, politics, and culture of the region, spanning the new member states of the EU,…

Damien Van Puyvelde and Paul Oling explore how government intelligence agencies can effectively collaborate with the private technology sector to meet their evolving technological needs, focusing particularly on emerging technologies such as artificial intelligence (AI) and quantum computing.

A PhD track consists of original scientific research under the supervision of a professor, which takes on average 4 years.

Right-wing ideology is a dominant force in Israel today. Between 2009 and 2021, and again since 2023, Likud-led governments headed by Benjamin Netanyahu consolidated their vision for the country’s identity and its place in the Middle East. Radicalized Conservatism in Israel presents this vision’s ideological…

The LUMC iPSC Hotel offers the generation of research grade human induced pluripotent stem cells (hiPSCs) from different tissue sources using state of the art reprogramming techniques.

EU foreign policy has become increasingly politicised over the past years, amongst others as a consequence of the succession of crises. Crises may engender processes of crisis framing and contestation. This article focuses on how the policy demands being voiced in these processes of contestation are…

In this policy paper, Joachim Koops and Christian Patz are discussing Germany’s comprehensive assessment of Protection of Civilians readiness at the national level.

The newly developed AI Collaboration Centre aims to forged alliances with the (local) government, companies and other educational institutes.

A new initiative has started at Leiden University and at Leiden Institute for Advanced Computer Science (LIACS) in particular. Where SAILS is more geared towards Leiden University and the LUMC itself, the newly developed AI Collaboration Centre aims to forged alliances with the (local) government, companies…

Projects within the theme ‘Computational Biology’ aim to employ mathematical or computational dynamical modelling approaches to discover novel concepts that are important for drug development.

This thesis investigates the evolution and fate of gaseous exoplanets, which are continuously shaped by stellar activity across both short and long timescales.

This research is driven by the necessity to investigate the subject of performing instrumental works by Russian post-minimalist composers, and to explore possibilities of incorporating the spiritual ideas that informed those works in a concert practice.

This research proposal focuses on the investigation of the poetic potentials of negativity through the exploitation of failure in sound based artistic practices - a context that has not been extensively addressed.

This project explores how national research evaluation systems influence research content. Addressing past methodological and causal analysis issues, it applies a new approach to identify these effects. CWTS will oversee Dutch case studies.

Within Leiden University, we sometimes conduct research with laboratory animals. We only do this when when we cannot answer the research question in any other way.

Leiden University stands for high quality research. Integrity and reliability in the way we conduct research are core beliefs in Leiden.

The use of increasingly large and diverse datasets to guide urban climate action has implications for how, and by whom, local governments are held accountable.

Every year, eLaw organizes various conferences, symposia, workshops, panels and other events.

On the first day at a new job, you have sweaty palms, nerves race through your system, and you feel insecure. Now, a couple of months later these feelings have left. You know what to do in your new role and have become part of the organization. The process leading to this result is called organizational…

The Leiden University doctoral / PhD programme takes around four years of study and consists of independent and original research under the supervision of a professor.

A plasma is an ionized gas with very low electrical resistivity. As such, magnetic field lines are 'frozen in' and move with the fluid. Magnetic field lines that are linked, knotted and tangled, cannot be undone by the fluid motions.

We present our plans on five work areas: Students, Inclusive Education, Staff, Research, and Accessible and Inclusive Learning and Working Environment. For each work area, we explain which topics are relevant and what policy measures we (plan to) take.

This pioneering project will answer this question by examining migrants through the eyes of the courts between 1600 and 1900. It aims to reveal patterns of continuity and change in: 1. Treatment of migrants by criminal courts; 2. Violence and conflicts between migrants and native born.

This research project from Leiden University looks at the opportunities and threats that flow from the existence of institutional and normative diversity in the area of fundamental rights for the effective protection of those rights in a pluralist world.

Occupational health in the Emergency Department

How to minimalize the chance of recidivism for extremist prisoners.

New book on Dutch mayors governing local order and public safety.

Does the political context (e.g., democracy vs. authoritarianism) influence what makes people perceive authorities as legitimate?

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…

Access to justice is essential for children to be able to exercise and claim their human rights. On 30 April 2019, Chrisje Sandelowsky represented Leiden University at a closed roundtable in Geneva to support this cause.

Lecture, Research Seminar Medieval and Early Modern History

Workshop

Strategic direction of the Europe Hub lies with a Steering Committee, composed of members from several Leiden University faculties.

Teaching is a vital part of CompaRe’s activities. Both in Leiden and abroad, our aim is to educate the minds that will redesign and drive forward the regional integration of tomorrow. We do so by offering multiple courses on comparative regional integration in Leiden, the creation of a MOOC on comparative…

One of the recurring points of discussion within the Criminal Justice research programme is the question of what behaviour should or should not fall within the scope of criminal law. This research theme is examined from a legal-dogmatic and social-scientific perspective.

To what extent are the rights to street children violated en how can their rights be protected?

Terrorism has been one of the most important threats to peace, security and stability in many parts of the world. But what does this mean? What is the nature of this threat? What can be done about it and how can we at least limit the impact of terrorism?