The demolition of the high-rise building is ready. The remaining debris are removed and the area is cleared. For the demolition, the University applied the BREEAM evaluation method at the level of ‘Excellent’, which means that the demolition operations were carbon neutral and did not cause any form…

The Early Upper Palaeolithic (EUP) record throughout Europe is characterized by major changes in human behaviour.

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.

At the EUFEPS Meeting in Vienna, Lianne Stevens and team received the EJPS – Best Paper Award 2024.

Professor Paul Keβler, prefect of the Leiden Hortus botanicus, holds the special chair Botanical gardens and botany of South-East Asia since 1 February 2017.

From 2 to 6 June 2014, Prof. dr. Frank den Hollander has provided 2 lectures during the workshop ‘Recent Models in Random Media’ at the Centre International de Rencontres Mathematique in Marseille (CIRM). This center facilitates workshops for mathematicians throughout the year.

Alanna O'Malley has been awarded a Fulbright Scholarship to the United States from August 2017 to February 2018.

Anthropologist Marieke Slootman received the NSV Dissertation Prize 2015 for her dissertation on ethnic identification among Moroccan and Turkish Dutch.

Between 16 May and 4 June our first ‘Introduction to Ancient Egypt’ course took place with a group of highly motivated students.

Promotor: Prof.dr. J. Kuiper, Co-promotor: Saskia C.A. de Jager

This project studies the theory and practice of moral education in the (Neo)Platonic tradition.

Most people know what law is. But what it should be or where it comes from is what interests the researchers from the Institute for the Interdisciplinary Study of the Law. Key to their approach are topics that go right to the heart of philosophy of law. What is a state? What are the limitations of…

On Saturday 9 February 2019 we celebrated the International Day of Women and Girls in Science 2019 in Leiden! View the photos of this festive day, with contributions from Robbert Dijkgraaf and Ewine van Dishoeck, and numerous fascinating workshops and exciting experiments.

Sonorous phenomena are always on the verge of becoming something else. As it unfolds, sound constitutes spaces, mediates presence, articulates time. Furthermore, it may prompt emotions, generate awareness, organise patterns of behaviour or trigger a sense of belonging. As sound becomes audible, it is…

Simulations of galaxies help researchers understand astronomical observations better. The EAGLE simulation, a large project in which Leiden astronomers play a leading role, shows the evolution of the Universe, from just after the Big Bang to the present day.

Promotor: P. T. de Zeeuw, Co-promotor: N. Neumayer; G. van de Ven

This volume considers the military architecture and its impact on local communities in Rome's eastern frontier, which stretched from the north-east shore of the Black Sea to the Red Sea.

The expedition commanded by Nicolas Baudin to Tenerife, Mauritius, Australia, Timor and South Africa in 1800-1804 is fully researched in regard to ornithology.

The haplolepideous mosses (Dicranidae) comprise about 4000 species distributed over a wide range of habitats, with great gametophytic and sporophytic morphological variation. Their monophyly is well supported by the results of several molecular phylogenetic studies, which shed light on their relationships…

In his dissertation Gabriel Paiuk explores the variable ways in which what is heard is formed. To address this, he postulates a novel concept of sound image in a post-anthropocentric context in which both mind and material artefacts are instances across which the image occurs, rather than hosts on which…

On the eve of Leiden University’s 450th anniversary, the 1574th and 1575th Honours College students received their honours certificates. In a crowded Scheltema, people celebrated ‘that so many students have had the opportunity to broaden their horizons.’

Music lovers are welcome at this free open-air concert celebrating 450 years of Leiden University, on Sunday 6 July. This special jubilee edition of the Rapenburg Canal Concert will feature a unique orchestra made up of our students, staff and alumni, performing on a floating stage.

On 31 January 2018 Vestert Borger defended his dissertation entitled ‘The Transformation of the Euro: Law, Contract, Solidarity’. The dissertation has been written under the supervision of Professor Stefaan Van den Bogaert (supervisor) and Dr Jorrit Rijpma (co-supervisor).

Eveline Crone, professor of neurocognitive developmental psychology at Leiden University, has been awarded the Dr Hendrik Muller Prize for Behavioural and Social Sciences by KNAW.

The 50th Top 450 entry has now been published. In the run-up to the university’s 450th anniversary, we are compiling our Top 450. What is your favourite?

Between 1798 and 1813 successive regimes attempted to enforce a fundamental geographical and administrative redivision of the Netherlands. The provinces that had been sovereign states within the Republic of the United Netherlands for over two centuries were dissolved and replaced by ‘departments’, subordinate…

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

This NWO-funded VICI project (2025-2030) led by Prof.dr. Petra M. Sijpesteijn examines the place-making processes in the early Islamic Empire.

Ancient Greek was spoken in a large number of different dialects. Although we do not find direct evidence for syllabic liquids in any of our sources, comparative evidence shows that these sounds must have been present in Proto-Greek, and that they were retained until comparatively recently in the prehistory…

Archaeobotanic research by prof. dr. C. Bakels and students on agriculture.

On 6 January 2025, Leiden Law School celebrated a special milestone: our 450th birthday! Our special anniversary year got underway with a panel discussion with Bonnie Honig, as well as a celebratory toast.

Archaeologist Roos van Oosten is studying Leiden's medieval cesspits. And on the basis of her work she reaches a surprising conclusion: the Middle Ages were no means as filthy as you might think.

When politicians claim they can make major differences with their migration policies, they’re raising false expectations. The opportunities for the government to restrict migration are in fact very limited. And what about the little room they do have? Mark Klaassen’s advice is to make use of those opportunities…

When did the Mali Empire disintegrate? What does the Sunjata heritage demonstrate about the political situation after 1600?

Why does the textural gap between the music that one can improvise and that which one can practice and learn to play (as in completely written-out music) seem to be bigger in the case of the guitar than, for example, in that of keyboard instruments?

On 9 February 2026, Bastiaan Rijpkema, Professor of Jurisprudence, was elected as a member of the Royal Holland Society of Sciences and Humanities (KHMW).

On 9 February 2026, Bastiaan Rijpkema, Professor of Jurisprudence, was appointed as a member of the Royal Holland Society of Sciences and Humanities (KHMW).

PhD-student Nikki Sterkenburg studies far-right extremist groups. But how does she get in touch with these groups? And what do you do if you stumble upon illegal activities? She explains in our podcast series (in Dutch).

For almost 25 years, ‘de Handboeken Veiligheid’ have been a phenomenon. Who does not have a copy on their bookshelf? In 2024, the series will be celebrating its 25th anniversary and next Monday, the Public Prosecution Handbook will be presented: the latest volume in the series. Erwin Muller talks about…

On Thursday 27 June 2024 Sigrid van Roode successfully defended a doctoral thesis and graduated.

The writings of Walter Benjamin (1892-1940) are famously and purposely marked by fragmentariness. Paradoxically, a central aim of his work was to connect: all his life he sought to further the integration of scholarship in the humanities which, he believed, had too long suffered from the prevalence…

Trigonostemon Blume is a plant genus in the family Euphorbiaceae comprising 59 species.

All crested and marbled newts (the genus Triturus) suffer from an unusual genetic abnormality, called a balanced lethal system, that kills exactly half of their offspring. How can a trait so disadvantageous have survived millions of years of natural selection?

In this research, for the first time a detailed description as well as systematic and comparative analysis of the final particle system in Chinese are provided.

Promotor: Prof.dr. W.T.F. den Hollander, Prof. dr. E.A. Verbitskiy

The one-day symposium ‘War in Europe: the impact of Russian aggression in Ukraine two years on’ on 23 February 2024

After a long period of isolation under pandemic, the PhD candidates of the Institute of Cultural Anthropology and Development Sociology seized the opportunity to organize an in-person, on-site event: the CADS PhD Conference for 2021. With the theme