What are the various forms of inter-organizational collaboration in the public safety sector? How are different forms of inter-organizational collaborative arrangements related? What is the relationship between inter-organizational collaboration and innovation in the public safety sector?

Almost three years after receiving her honorary doctorate, Dr Graça Machel returned to Leiden University. Over the course of two days she spoke with students, researchers, and other interested persons, about human rights – particularly those of women and children – in a world in which these are continually…

Sea-ing Africa explores how infrastructure in Ghana and Morocco shapes development, blending geopolitics, economics, and culture, impacting local and societal dynamics.

The Young Academy Leiden (YAL) is a select group of young academics at Leiden University. Founded in early 2019, it serves as a platform to bring young, enthusiastic and driven early career (post-PhD) academics together.

Political Islam is not new to the Middle East, but the appearance of ISIS has stretched the phenomenon to the extreme.

Chemical reactions go hand-in-hand with an energy exchange with the environment in which they take place. Surfaces offer a variety of energy dissipation channels, constituted by the nuclear and electronic degrees of freedom of the atoms at the interface. Aiming at an improved future harvesting of energy,…

Fabio Cristiano contributed two chapters to the Routledge Companion to Global Cyber-Security Strategy, edited by Scott N. Romaniuk and Mary Manjikian.

On this page, you will find the recordings of the Tuesday Talks since April 2025. Recordings of the precursor to the Tuesday Talks, This Week’s Discoveries, are also available here.

If you are interested in studying stochastics, the following information will help you to choose the right path.

The starting point of Hermans' research is how both children's physical play and dance improvisation by professionals can be considered somatic practices where sense-making manifests itself in and between bodies, and through movement.

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…

Read on these pages all about the history of Leiden University, the oldest university in the Netherlands. The Academia Lugduna Batava was founded in 1575 and its motto is: Libertatis Praesidium ('Bastion of Freedom').

In Quantum mechanics, particles can be in multiple positions simultaneously. Yet, when a measurement is made, the particle is found only in one place. Technology has come to a point where we may design experiments that will tell us how.

Research at the Leiden Institute of Physics (LION) is foundational and curiosity driven. All our scientists share a desire to increase the knowledge of the world around us, in an open atmosphere of inquiry from which innovative ideas emerge that provide applications and value for society.

Below you will find an overview of how researchers from the Faculty of Governance and Global Affairs and their research appear in the media, and you can read more about topics that concern the Faculty.

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

The overarching aim of this theme is to increase our understanding of the mechanisms underlying altered cognitive, affective, and social behavior in relation to mental health problems.

This project studies the development of civic engagement in the Netherlands from the mid-eighteenth until the mid-nineteenth centuries, through a focus on the local and regional levels.

Leiden University and China import partner.

This PhD project investigates the argumentative-rhetorical strategies by which the Russian state attempts to substantiate the legitimacy of its war against Ukraine.

Arts and leisure, Personal development, Language, Arts and leisure

How can the LEGO® Serious Play® method contribute to improved interdisciplinary collaboration and the development of joint research proposals?

The Science for Sustainable Societies bachelor’s programme equips you to address pressing environmental issues through an interdisciplinary approach. By integrating natural sciences, social sciences, and governance, you’ll develop the expertise to analyse and solve complex sustainability challenges…

LIAS PhD program activities include thematic coursework (the PhD Seminars), skills training, research talks, social events, and so on. Skills training sessions and research talks are moderated by the director of doctoral studies. All events are open to all LIAS PhD candidates, including visiting sch…

The Science for Sustainable Societies bachelor’s programme equips you to address pressing environmental issues through an interdisciplinary approach. By integrating natural sciences, social sciences, and governance, you’ll develop the expertise to analyse and solve complex sustainability challenges…

Impressions by Wouter Baas and Caroline Schep

Scientists have developed a material that breaks one of the fundamental principles governing many physical systems. Ordinary materials transmit external forces equally, no matter where the pressure comes from. The newly developed material breaks this rule and could potentially be of interest in soft-robotics…

The Institute for Philosophy at Leiden University is host to the NWO programme,

My NVICairo Experience - Marie Costers (MA student, University of Antwerp, NVIC student Spring 2025)

Growing health inequalities, rising healthcare costs, an ageing population, and shortages of healthcare staff are just some of the challenges facing healthcare, both in the Netherlands and beyond. These issues transcend the boundaries of the medical sector and touch on broader themes such as social…

Smart algorithms and powerful processors are just as essential for astronomy as big telescopes. Astronomers at Leiden University therefore constantly operate at the interface between astronomy and data science.

The Institute of Security and Global Affairs (ISGA) in The Hague offers bachelor’s and master’s programmes, minors, and research in security studies, covering cybersecurity, terrorism, diplomacy and contemporary security challenges. Focus keywords: ISGA, bachelor, master, minors, research, security…

Chemotherapy that does nothing until you irradiate it with light. Sylvestre Bonnet receives a Vici grant of 1.5 million euros for the development of this treatment. The Leiden chemist wants to build a new molecule to fight tumours that are at the time still difficult to treat.

The Trio, a people living in Suriname and Brazil, are ‘masters of creation’. Their immense knowledge of nature and materials enables them to live in the jungle. Archaeologist Jimmy Mans follows the Trio.

Impressions by Martin Küster, Master of Arts.

Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

The two-year master’s programme in Philosophy at Leiden University investigates the philosophical foundations of particular disciplines. It provides you with the tools to think systematically and creatively about the foundations of your chosen discipline, using the conceptual and argumentative resources…

We explore the possibilities to combine magnetic resonance techniques with atomic force microscopy together in a single microscope: the MRI-AFM, also called Magnetic Resonance Force Microscopy (MRFM).