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

Was the progressive colonial civil servant the precursor of the postcolonial development-aid worker?

This interdisciplinary project applies data science techniques to qualitatively and quantitatively visualize the interaction between the University and the city of Leiden (Town&Gown) from 1575 onwards. One of the possible angles for follow-up research is diversity, especially from the international…

Wordt het nog wat met de Arabische lente?

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

Through language and culture, history, anthropology, and sociology, we delve into the countries, populations, and societies of South and Southeast Asia. From this perspective, we address global issues such as migration, heritage, and colonialism.

A lecture about the drive, dynamics and dilemmas of our central bank and supervisor. Joanne Kellerman discussed the role of DNB, the central bank in our country for already 200 years, and the dilemmas that a supervisor faces. How can be ensured that a supervisory intervention is rightly timed and that…

The master's specialisation Child and Adolescent Psychology consists of three main parts: the mandatory and elective courses, a thesis and an internship.

Leiden University is a unique international centre for the advanced study of languages, cultures, arts, and societies worldwide, in their historical contexts from prehistory to the present.

Modern scientific discovery increasingly depends on High-Performance Computing (HPC) systems that combine traditional processors with specialized accelerators such as GPUs.

Do understudied animals contain hidden species?

Workshops, lectures

The Leiden Leadership Programme (LLP) employs experts in the field of leadership. They equip LLP students with the necessary leadership knowledge, insights and skills to increase their social impact.

While phenomenology and Yogacara Buddhism are both known for their investigations of consciousness, there exists a core tension between them: phenomenology affirms the existence of essence, whereas Yogacara Buddhism argues that everything is empty of essence (svabhava). How is constructive cultural…

This dissertation the role of the English dissenting minister Joseph Priestley (1733-1804) as a grammarian is studied.

Taking as a point of departure the Italian American community in Boston and its process of collective remembrance surrounding Saint Anthony’s Feast, we address the limits and potential of montage.

On the 23d of May, Sanne Rotmeijer successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Sanne on this achievement!

Promotor: Prof.dr. E.F. Smets

Identifying the gaps in the legal framework for EU activities in the maritime security domain, and specifically in the areas of combating piracy, human smuggling or trafficking and drug trafficking.

Which challenges exist for girls to effectuate their right to education and specifically getting access to education?

This project aims to analyze and increase student motivation and achievement during the first three years of secondary school with an intervention that focuses on development of students’ talents.

When a star is born in our Galaxy, it is quite likely that it has formed within a massive cluster, which hosts numerous high-mass stars bathing their lower mass neighbours in UV radiation.

Bert Fraussen and Valérie Pattyn theoretically contribute to the existing literature on policy advice by drawing inspiration from niche theory.

Every time we pay for something, our money moves through global technical systems that connect the world economy. These systems are convenient, but they also expose users to Western sanctions, prompting countries like Russia to look for alternative financial infrastructure.

This project investigates ethnographically how patients, their relatives, and healthcare professionals in the Netherlands make decisions about end-of-life care. We study the new dilemmas around what constitutes

This book considers the porous relationship between legality and illegality in Brazil, a country that presages political and societal changes in hitherto unprecedented dimensions.

As Bolivia reels from the collapse of the government in November 2019, a wave of social protests, and now the impact of Covid-19, this book asks: where next for Bolivia?

On Wednesday 3 September 2025 Yu Ai successfully defended a doctoral thesis and graduated.

This dissertation focuses on investigating the public communication around quantum science and technology that may affect public engagement.

PhD defence

Back to university to attend lectures with master's students: that's what professionals did at the Leiden Leadership Programme. Conclusion of the experiment? Learning about leadership leaves one wanting more. 'Great that this is possible.'

On Wednesday 28 September 2022, the Opening Ceremony of the European Law LL.M. took place on campus at Leiden Law School. Following Dr Ben Van Rompuy and Professor Jorrit Rijpma’s warm words of welcome for the incoming students, Dr Vasiliki Kosta presented two student prizes from the preceding academic…

Young people have the right to be involved in decision-making on matters that affect them, including their education. Ben Smit, researcher at ICLON, studied how to increase student participation, among other things through participation in research. Defence on 6 September.

Key research articles, reviews and books of the Chromatin group.

Roderick Bouman is collection manager of the Leiden Hortus botanicus. He keeps track of which plants there are in the garden, where they come from and makes sure visitors can find the right information about them. ‘We are like a regular museum,’ says Bouman. ‘Except that our objects are alive. That…

The midterm elections in the United States will be a vote of (no) confidence in president Trump and his divisive leadership style, says Brendan Carroll, assistant professor Public Administration. In this blog he explains why voter turnout can be a decisive factor.

They can play a role in metabolic disorders and can break down tough plant fibers: β-glycosidases are enzymes that play many roles in nature. Fredj Ben Bdira changed these enzymes in order to enhance the production of clean energy and to improve the treatment of patients with metabolic diseases.

They call their team ‘The Walking Dead’: Leiden Egyptologists Lara Weiss, Huw Twiston Davies and Nico Staring. A fitting name for a group that conducts research into Saqqara, an Egyptian city of the dead. ‘We are trying to trace religious traditions. What did these mean for people’s lives and burying…

We investigate the processes underlying the patterns. We aim to explain biodiversity by investigating the distribution, function, development, and evolution of body forms, as well as physiological and behavioural variety among species. We collaborate with those specialized in describing, archiving,…

Fighting against cancer, antibiotic resistance and disposable plastics: Ahmed Ali, Fredj Ben Bdira, and Valerio Barbarossa receive a LUF grant for their innovative and socially relevant research. These grants for academic talent are often an important step towards grants by NWO and other grant insti…

Universe in a Box has been recognised for its educational value by Scientix — the European Network of Science Education. Universe in a Box is the low-cost, inquiry-based astronomy education resource of Universe Awareness (UNAWE). On Friday 22nd May this resource was awarded the Scientix Resources Award…