How can pupils and students learn to get a grip on complex 'swamp situations'? Inaugural lecture in abbreviated form held by prof.dr.ir. Fred Janssen on the acceptance of the post of professor of science education at Leiden University on 19 June 2017.

Everyone can study at Leiden University, at all stages of life: as undergraduate, master or doctoral students in Leiden or The Hague, or short courses with a choice of interesting and diverse subjects. In fact, by sitting in front of a computer at home, now you also take part in free online programs…

The Darién region of Panama is the only land bridge connecting North, Central and South America. Nowadays home to descendants of African enslaved peoples, Indigenous peoples (Emberá, Wounaan, and Guna), and mestizos, Darién has been and still is fundamental to connectivity, cultural interchange, and…

Plant exudates appeared long time ago in the history line of life in the early Devonian. They are typical saps produced by specialized cells.

On 19 December 2019, Reza Eftekhar defended his thesis 'The Role of the Domestic Law of the Host State in Determining the ratione materiae Jurisdiction of Investment Treaty Tribunals: The Partial Revival of the Localisation Theory'. The doctoral research was supervised by Prof. E. de Brabandere.

Enabling volume-restricted metabolomics using next-generation microscale analytical tools.

In this book Adam Fairclough chronicles the odyssey of black teachers in the South from emancipation in 1865 to integration one hundred years later.

How to strike a balance between the sometimes conflicting stakes of individual, public and private data-producers and data-processors?

This dissertation examines what network in the human brain is involved in the perception of prosody and whether activity within this network is modulated by the personality trait alexithymia.

The Executive Board is responsible for the management and administration of the entire University.

The research that is united in the Liveable Planet programme, touches upon a wide range of aspects of human life. The goal is to deepen and expand the scope and to connect more researchers. The following case studies are examples of current research projects.

Leiden University College The Hague (LUC) offers a 3-year Bachelor's programme with a focus on Global Challenges: Peace & Justice, Sustainability, Diversity and Prosperity. The programme offers room for flexibility; you get to specialize in a major of your choice and combine this with a minor or electives.…

Healthy University Leiden aims to promote a working environment where staff and students can do their jobs responsibly, healthily and in positive surroundings, and where they can achieve their potential.

Sharia Incorporated: A Comparative Overview of the Legal Systems of Twelve Muslim Countries in Past and Present

On 1 December 2020, Bernadette Muscat defended her thesis 'Insolvency Close-out Netting: A comparative study of English, French and US laws in a global perspective'. The doctoral research was supervised by Prof. M. Haentjens and Prof. B. Wessels.

A History of Modern Political Thought in East Central Europe is a synthetic work, authored by an international team of researchers, covering twenty national cultures and 250 years. It goes beyond the conventional nation-centered narratives and presents a novel vision especially sensitive to the cross-cultural…

The state of our environment is a global concern. Despite an increasing awareness, setting internationally binding and ambitious commitments has proven to be a very difficult process. Can unilateral trade measures form an alternative and contribute to global environmental protection?

On 16 December 2019, Jan-Harm de Villiers defended his thesis 'The Anthropomorphic Hegemony of Subjectivity: Critical Reflections on Law and the Question of the Animal'. The doctoral research was supervised by Prof. P. Cliteur.

The Routledge Handbook of Contemporary Vietnam is a comprehensive resource exploring social, political, economic, and cultural aspects of Vietnam, one of contemporary Asia’s most dynamic but least understood countries.

On 9 June 2020, Maral Darouei defended her thesis 'Managing a sustainable career in the contemporary world of work: Personal choices and contextual challenges'. The doctoral research was supervised by Prof. J.I. van der Rest.

Research on this theme addresses the systemic risks faced by European societies and affecting the quality of life of European citizens.

Real-life processes are characterized by dynamics involving time. Examples are walking, sleeping, disease progress in medical treatment, and events in a workflow.

Modern receptions of Graeco-Roman Antiquity are important ideological markers of the ways we envisage our own twenty-first-century societies. An urgent topic of study is: what kinds of narratives – sometimes controversial – about Antiquity do people create for themselves at this moment in time, and…

The Common Market Law Review has had its editorial office in the Leiden Europa Institute ever since it was founded in 1963.

“Transitional justice” is a field of practice, policy and study that focuses on the ways that societies respond to legacies of large-scale atrocities though tribunals, truth commissions, reparations, and other mechanisms.

The place of European states and institutions in world politics is the core focus of this pillar. Research on this theme concerns European actors’ ability to promote peace, security and justice in their neighbourhood and to shape the future of global governance by translating its economic size into…

Media Technology: a master’s program for you?

On 14 November 2019, Luis Fiallos Pazmino defended his thesis 'Legal Perspectives on the Cross Border Operations of Unmanned Aircraft Systems'. The doctoral research was supervised by Prof. P.M.J. Mendes de Leon and Prof. E.C.P.D.C. De Brabandere.

What type of violones were used to perform Bach’s music in his time? And which octaves and tunings are appropriate for his stringed bass instruments?

Leiden University is building a new Middle Eastern Library. This new library will lie at the heart of Cluster Zuid on the new Humanities Campus and will endeavour to provide a sense of community, a pleasant study and working environment and modern facilities for researchers and students in Middle Eastern…

The project investigates the implementation of policies and practices related to reconciliation and the strengthening of government capacity in the Odesa and Kharkiv regions of Ukraine.

How can video games be used as feminist tactical media to expose the root of exclusions (based on sex, gender, class, race, ability, etc.) pervasive to gaming communities?

On 1 September 2022 Afke van Ewijk successfully defended a doctoral thesis and graduated.

Most employed and contract PhD candidates at the Faculty of Archaeology follow a 4-year PhD track in a full-time position.

Behavioral and neural mechanisms underlying self-concept development in relation to educational decision-making in adolescence

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?

Everyone knows smoking is unhealthy, but did you also know that smoking is not good for the environment? In parternship with UFB, we are organising a number of action days to pick up cigarette butts, hand out sustainable ashtrays and inform people about how they can smoke more sustainably!

Miriam Cohen defended her PhD dissertation entitled “Reparations for International Crimes and the development of a Civil Dimension of International Criminal Justice” on 28 June 2017. She wrote her thesis under the supervision of Professor L.J. van den Herik and Professor C. Stahn.

To make the right clinical decisions or develop effective diagnostic tests and treatments, it is important to understand the underlying mechanisms of a condition or behavior.

From deepfakes and disinformation to killer robots, surgical robots and AI lawmaking: AI (Artificial Intelligence) is changing our world. That raises the question whether this requires some form of regulation. At eLaw, the Center for Law and Digital Technologies at Leiden University, prof. Bart Custers…

On 10 February 2022, Christian Mommers defended the thesis 'Voluntary return and the limits of individual responsibility in the EU Returns Directive'. The doctoral research was supervised by Prof. P.R. Rodrigues and Prof. P. Boeles.

On 9 September 2020, Ruben de Graaff defended his thesis 'Concurrence in European Private Law'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. S.C.G. Van den Bogaert.

The debate in Europe about digital sovereignty, technological sovereignty, data sovereignty and strategic autonomy has been building over recent years at both the EU level and the level of individual Member States. The different concepts – and their diverse interpretations – cover the sovereignty concerns…

For thousands of years bloodlines have been held as virtually unassailable credentials for leadership, with supreme political power perceived as a family affair across the globe and throughout history. At the heart of royal dynasties, kings were inflated to superhuman proportions, yet their status came…

Our in-house human skin equivalents contain all stratum corneum (SC) barrier lipid classes, but have a reduced level of free fatty acids (FAs), of which a part is mono-unsaturated. These differences lead to an altered SC lipid organization and thereby a reduced barrier function compared to human skin.…

Ömer Gürlesin defended his thesis on 28 November 2018

The growing popularity of corporate self-regulation to address supply-chain issues puts Corporate Social Responsibility and specifically codes of conduct, at the centre of attention. In this article, Jaroslaw Kantorowicz, Sarah Vandenbroucke and Yvonne Erkens analyse supplier codes of conduct of multinational…

OBJECTIVES: To determine whether the lipid/protein ratio and the total dry SC mass per surface area are related with the skin barrier function of controls and AE patients.