As a PhD candidate you can declare costs that are related to the graduation formalities.

Are you a student from Indonesia, planning to study in Leiden?

On Wednesday, 14 May 2025, Catherine O'Regan will deliver the annual Van Vollenhoven Lecture

Leiden has a strong tradition in theoretical physics, thoroughly linked with experimental disciplines.

The aim of this thesis was to examine what teachers want to learn themselves. The main research question was: what, how and why teachers want to learn? And does this depend on their years of teaching experience and the school at which they work?

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…

In recent decades, climate change has led to more frequent and severe drought events, causing serious consequences such as increased forest mortality and significant crop yield losses. Understanding how drought affects plants, especially economically important herbaceous species, is crucial for predicting…

Opportunities, challenges, and future perspectives of people-centered approaches in dynamic historic urban landscapes

To what extent are there differences between countries in and outside the European Union and the Schengen area in the level of crimmigration, the merger between migration control and crime control, and to what extent can these differences be explained by the way in which state and non-state actors in…

The opening times of the Humanities buildings vary. The Lipsius building is opened during evenings as well, the other faculty buildings retain office hours.

Promotor: J.W.M. Frenken Co-Promotores: I.M.N. Groot; L.B.F. Juurlink

The ‘Leer te Durven!’ program (Learn to Dare) is a preventive training program for children with mild anxiety symptoms (Simon & Bögels, 2014). The program has been developed for children between the ages of 8 and 12 who feel or behave anxiously, avoid situations, are afraid of doing things wrong, appear…

On 18 March 2020, Hoko Horii defended her thesis ‘Child Marriage as a Choice. Rethinking agency in international human rights’. The doctoral research was supervised by prof. A.W. Bedner and prof. G.A. van Klinken.

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

Do you have to be able to say everything on Twitter and Facebook? Is Instagram morally obliged to remove photos from attacks? Should we allow the terrorist group to recruit new members on the internet?

The more we learn about a (neuro-)psychological or physical disorder and the related behavioral factors, the better we can not only identify them, but also treat them. It is therefore important that recent insights about (neuro-)psychological problems and related behavioral factors are incorporated…

On the 31 March 2022 Mr. Taufiq Hanafi successfully defended a doctoral thesis and graduated.

As an alumnus of Leiden University, you can continue to use the Leiden University Libraries (UBL) throughout your life.

On the 22nd of February, Ami Okabe successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Ami on this achievement!

What are the phylogenetic relationships among the members of speciation bursts?

The photo exhibition offers a unique glimpse into the research being carried out at Leiden University in The Hague. It features eight researchers connected by one common thread: their research has a real impact on the city and the people of The Hague.

A defining fixture of our contemporary world, video games offer a rich spectrum of engagements with the past.

Source: Br. J. Pharmacol., Volume 172, Issue 3, pp. 940-55 (2015)

Organisation of the Leiden Institute of Physics.

How have British, Dutch, and German security services dealt with political violence and terrorism since the late 1960s; to what extent did they consider these new phenomena as a task and how have they developed activities in order to counter these security threats?

This project analyzes to what extent hodegetical textbooks relied on each other in warning their readers against vicious habits, how much continuity their catalogs of vice displayed, and to what extent vices that persisted throughout the 18th and 19th centuries were associated with easy-to-remember…

Leiden University College The Hague is an institute of Leiden University, located in the City of The Hague. This small and highly international community brings together passionate and motivated staff and students, who want to study and tackle the global challenges that face humanity. The intensive…

Acta Politica is the official journal of the Dutch Political Science Association.

On the 26th of May Pao-Yi Yang successfully defended a doctoral thesis and graduated.

Open up a world of opportunities with your master's degree in Archaeology from Leiden University!

If you want to follow a full academic programme, the next step after obtaining your bachelor’s is a master’s degree (MA or MSc) at a Dutch or international university. And there may be no better place for your further master’s study than Leiden University!

The two-year master’s programme in Computer Science at Leiden University offers seven specialisations ranging from AI to Bioinformatics and Data Science. The programme combines excellent theoretical teaching with possibilities for applied work with industrial relevance.

This is a yearly event where we move in one week from the physics of light through the composition of the microscope, fluorescence microscopy and end up with some image analysis All the lectures are backed by practicals to really put your obtained knowledge into practice

How do chemical contaminants traverse and affect terrestrial biodiversity and ecosystems?

This study investigates the perception and production of emotional prosody by native and non-native listeners and speakers, i.e. Chinese and Dutch listeners and speakers, including Dutch L2 learners of Chinese.

In a podcast episode of 'New Books in History' Claire Weeda talks about her book 'Ethnicity in Medieval Europe 950-1250: Medicine, Power and Religion'.

The Grotius Centre for International Legal Studies continues Leiden University’s long and outstanding tradition in the study and teaching of public international law.

The master’s specialisation Artificial Intelligence offers future-oriented topics in computer science with a focus on machine learning, optimization algorithms, and decision support techniques.

Classics and Ancient Civilizations (Research) covers two years and can be studied in four programmes, one of them is the Hebrew and Aramaic Studies specialisation. When you choose to study this programme you will both be guided through the broadness relevant sub-disciplines, as well as gradually led…

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

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…

A source of inspiration for readers who are curious to understand how people move and convince each other

The role of domestic and wild resource exploitation in Bronze Age subsistence

‘Hey, look! There’s Rembrandt van Rijn! And isn’t that Princess Beatrix?’ Keep your eyes peeled during the 444 manhunt on 29 June and you may just bump into a host of celebrities from the past and the present.

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

From summer and winter schools to online workshops, explore, connect, and grow as a researcher.

The Faculty of Humanities

The labour market has seen significant changes in recent decades, not least in terms of greater flexibility and digitisation. Leiden University is keen to prepare students for a working life in which flexibility, resilience and adaptability will be essential qualities. The university’s vision on teaching…