Research in Leiden University’s Institute of Political Science focuses on the dynamics and the interaction of political institutions, individual decision-making, and collective behaviour.

Archaeologist Maikel Kuijpers participated in the development of the boardgame Epoch: Early Inventors. “This game is inspired by the major innovation that happened in prehistoric times. A topic that has my interest and that I teach here in Leiden.

Animal Sciences’ contribution to the Bioactive Molecules research theme includes research on molecules from natural sources, such as plants, insects, and snake venom, with the aim to identify novel anti-cancer, anti-inflammatory, anti-microbial, and anti-diabetic agents.

The research group on Diplomacy and Global Affairs studies international diplomacy, international organisation, global, transnational, multi-level and comparative governance.

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Do you want to get your stay in Leiden off to the best possible start? Then you cannot afford to miss OWL, Leiden University’s introduction week for international students. In addition to having lots of fun, you’ll make new friendships and start getting to know the University and the city.

Through each individual decision, however small, people make history. This is what historian Katja Happe said in the Cleveringa Lecture on 26 November. She illustrated this with individual reactions to the persecution of Jews during the Second World War.

Not taking into account the saturation of drug targets can lead to wrong conclusions about the duration of a drug's action. This is what former PhD candidate Wilbert de Witte writes together with the Leiden professors of pharmacology Meindert Danhof, Piet van der Graaf, and Liesbeth de Lange in Nature…

March 21 is International Day for the Elimination of Racial Discrimination. We spoke to Leiden University’s Diversity Officer, Aya Ezawa, and asked her how we can combat racism and discrimination.

Framing Poland through the lens of post-socialism, as is common in the social sciences, has become outdated. This label no longer captures the rapid changes that have taken place since the fall of the Iron Curtain. Ola Gracjasz's research shows that people are redefining their national identity, blending…

What is the first thing you think of when you hear the word UN? Is it just the Security Council and the ‘blue helmets’ or is there more to it? These are some of the questions tackled by the Chair’s research group.

Lecture

Why, then, do governments choose to disclose intelligence and what factors shape how they do so?

How does invasive hybridization affect threatened native species?

Book Presentation | Studium Generale Lecture

NETHATE is a Marie Skłodowska-Curie Actions (MSCA) project seeking to investigate the roots, societal impact and mitigation strategies of hate in offline and online foras.

Development of indicators to assess decoupling of economic development and environmental pressure in the EU-25 and AC-3 countries.

Parliaments in democratic systems serve as the people’s representatives, legislators and overseers of the executive. They have the power to define the framework in which the executive can act and must report about its action. For parliaments to fulfil their roles, though, they depend on access to information.…

A manifest was signed in France this week on gender neutral displays in toy stores, in the hope of preventing stereotypes and gender based prejudices. Minister van Engelshoven was rather taken with this French idea and called on toy manufacturers to evaluate their current toy collections. Which evoked…

How are carbohydrates processed by the immune system? Can carbohydrates be used to trigger T-cells against other conjugated antigens? Can they be used as adjuvants?

On December 13th & 14th harpist Maria Cleary will defend her thesis 'The “harpe organisée”, 1720-1840. Rediscovering the lost pedal techniques on harps with a single-action pedal mechanism' to obtain her doctoral degree.

Nikoleta Yordanova, a political scientist at Leiden University, will lead an international research consortium funded by the European NORFACE Network to complete a multi-disciplinary project ‘Willingness and Capacity for EU Policy Action in Turbulent Times: Conflicts, Positions and Outcomes’ (EUINACTION).…

Biodiversity enables ecosystems to thrive through the synergy of functional differences among organisms. While human well-being strongly depends on biodiversity-driven ecosystem services, human actions are also at the root of current unprecedented biodiversity declines.

How do cognitive, motivational, and affective processes interact to select actions?

The members of the Institute for Philosophy study all aspects of philosophy. In our research we seek a fruitful interaction between systematic and historical approaches to philosophy, and we thrive on intensive national and international collaboration.

Does the mineralocorticoid receptor play a role in the effects of cortisol and synthetic glucocorticoids on the immune response?

How can we map and foster Dutch secondary teachers’ agency in inclusive education practices?

From filtering UV light in sun cream to preventing perspiration odour in socks and sterilising fridges and washing machines. The use of nanoparticles in products is increasing. But what is the impact of these miniscule particles on the environment?

The research group Diplomacy and Global Affairs focuses on international diplomacy, international organisation, global, transnational, multi-level and comparative governance. Among key research topics are the European Union and the United Nations, EU current enlargement policy, rule of law in the EU,…

We'll give you 10 reasons why you should study the specialization Peace, Justice and Development of the master Public International Law at Leiden University

Lecture, LUCL Colloquium series

Freshwater and brackish water ecosystems are arguably the most vulnerable ecosystems on earth, due to concentrated human developments in and around them. The Pontocaspian (PC) region located at the border of Europe and Asia contains a variety of brackish water ecosystems and unique inhabitants, known…

PhD defence

Research at the BIOSYN group is comprised of the following research themes:

Each month we will be spotlighting material we have been reading, or that have been recommended to us that relate to AI and a particular theme.

What is the population size/structure and distribution of tiger and leopard inside the Bardia National Park (BNP) compared with the population outside? What is the movement and home range and conflict pattern in time and space of tigers and leopards inside the BNP compared with outside? What constitutes…

As a graduate of the Faculty of Humanities, there are unlimited possibilities. Do you want to know more about the sectors and jobs Humanities' graduates end up? Click on the name of the alumna/alumnus to read their story!

Together with three other scholars Adriaan van der Weel successfully applied for a COST research network subsidy.

How are top-down directives translated and implemented at mission level in UN peacekeeping?

How do academics develop into novel researcher roles alongside current teacher roles in the context of new universities in transition?

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

At Leiden University College (LUC), engagement with society is a core part of our research and teaching.

Across many decision-making tasks, people and animals systematically repeat (or alternate) their choices - even when the choices they make are intrinsically uncorrelated. This phenomenon (also known as 'sequential effect' or 'choice hysteresis') has been known for at least a century, and may be a stable…

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?

Christiaan Snouck Hurgronje (1857-1936) is known as an Islamologist, author of the book Mecca, administrator in the Dutch East Indies for the Dutch government and professor in Leiden. Wim van den Doel published a biography of Snouck Hurgronje in 2021. Recently, the translation of the biography in Bahasa…

As a Leiden University’s master’s student in Political Science you conduct independent research and report your findings to fellow academics and, who knows, to a larger audience. Your thesis is a showcase of your academic skills and personal interest, and perhaps even passion. Easier said than done,…

On 16 February, LUC held its first-ever alumni reunion in Oxford. The ‘City of Dreaming Spires’ not just houses the world’s oldest English-speaking university and the real-life locations for the Harry Potter films – it is also home to an ever-growing number of LUC alumni.