The editorial board of the Leiden Elective Academic Periodical (LEAP) is proud to announce the release of the fourth edition, titled “Subject: Matter”!

Leiden University Libraries invites you to the public lecture by Ted Underwood, Visiting Scaliger Professor. This lecture will be held on Thursday 21 November, from 16.00-17.00 in the Lipsius building, Room 0.19, Cleveringaplaats 1, Leiden. Afterwards, you can meet the new Visiting Scaliger Professor…

Radio New Babylon, to be heard around Anna van Beurenplein, Den Haag, from 1-10-2021 onwards, is a collection of sound works by local and international artists inspired by the work of Constant Nieuwenhuys, and developed in the context of the Interdisciplinary Research Group (ACPA, KC, KABK).

On 29 and 30 January, The Grotius Centre for International Legal Studies hosted the Dutch Qualifying Round of the 2019 Philip C. Jessup International Law Moot Court Competition.

Leading computer scientists from a variety of fields share their expertise and insights. Dive into the minds of these researchers and learn about real-world applications, the future of AI and related technologies and cutting-edge research. From chatbots to cybersecurity, from quantum to children's stories,…

GLOBOX is a spatially differentiated multimedia fate, exposure and effect model. It is used for the calculation of spatially differentiated LCA characterisation factors on a global scale.

How can we organise society so as to keep our planet habitable for us and for all other life forms around us? To answer this question, Leiden researchers collaborate across disciplines, from biology to data science, and from environmental economy to archaeology.

The Ra’s al-jinz project tackles economic diversification and social complexity in non-urban societies, from the perspective of Eastern Arabia, by exploring the Early Bronze Age settlement of Ra’s al-jinz RJ-3.

An overview of awards and prizes granted to our staff and students in 2017, as well as special appointments and royal distinctions.

One of the recurring points of discussion within the Criminal Justice research programme is the question of what behaviour should or should not fall within the scope of criminal law. This research theme is examined from a legal-dogmatic and social-scientific perspective.

Conference

For his PhD, historian and army major Dion Landstra researched the effectiveness of observers in peace operations in the Balkans between 1991 and 1995. What risks are acceptable for bringing about and maintaining peace? Landstra will defend his PhD on 28 September.

It's easier to understand Trump's America if you have a sound knowledge of the country's history. Research on the US has been given an impetus with the renewed Roosevelt Institute for American Studies. The institute in Middelburg reopened on 20 April with Leiden University as a key partner.

Over the past year, twelve articles by Leiden humanities scholars have been published on The Conversation, an English-language platform that translates science-related news for a broad audience. Read their articles here!

In 2018, the Ministry of Education, Culture and Science (OCW) is celebrating its 100-year existence. To commemorate this occasion, policy historian Pieter Slaman conducted a comprehensive survey of the ministry. We now look back on 5 crucial moments.

KNAW has elected eighteen new members, including two professors at Leiden University and one who studied and obtained his PhD in Leiden. The New Academy members will be installed at a later date this year.

Frederique Visser is Research Master student and Student Assistent to the Foundation for Austrian Studies. She writes about her experiences on her research trip to Austria.

After the May elections a new University Council has now taken seat. The university democracy is the result of the long-lived national student protests in 1969. Students from Leiden joined the protests for greater representation, although their actions were less revolutionary than at other universities.…

On September 20, the Austria Centre Leiden and the Leiden Jewish Studies Association convened a panel to celebrate the launch of Prof. dr. Sarah A. Cramsey’s new book Uprooting the Diaspora: Jewish Belonging and the “Ethnic Revolution” in Poland and Czechoslovakia, 1936-1946.

New ministers, new state secretaries and new members of parliament. Around the time of the elections, we often talk about the new faces, but there are also many politicians who leave during this period, sometimes out of necessity. How do you say goodbye to a political career? Henk te Velde, professor…

For too long the Dutch collective memory has judged the Jewish Council too harshly. This perspective needs to be adjusted, Bart van der Boom argues in his new book ‘De politiek van het kleinste kwaad’ (lit. ‘The Politics of the Lesser Evil’).

Video conferencing from your sitting room and algorithms on social media that know your interests: new technology is an increasingly integral part of our lives. At the same time there is a growing call to protect our privacy, and this is causing friction, at the University too. In part because of the…

Mayor Peter Heijkoop is busy getting to know his city better. On Monday 7 July, he visited the Faculty of Humanities. ‘A few hours and you can see how important this is.’

For the third year in a row, the bonfires in the Duindorp and Scheveningen neighbourhoods in The Hague during New Year's Eve have been cancelled. According to Professor Henk te Velde, the fight for the bonfires represents something bigger: angry citizens.

It is one of the most famous moments in Dutch TV history: the twenty-three hour long marathon broadcast of Open het Dorp. But what happened to the commune for people with disabilities after that? Monika Baár and Paul van Trigt received a NWO grant of 750,000 euros to map the development of Het Dorp.

Alumna Lauren Antonides has won the Roggeveen Prize for her thesis on the regional identity of Zeelandic Flanders. She will receive a sum of 1,000 euros.

On February 10 2025, the Leiden Jewish Studies Network convened a lively roundtable and catered reception at the Faculty Club to celebrate the launch of Dr. Kate Brackney’s new book, Surreal Geographies: A New History of Holocaust Consciousness (University of Wisconsin Press, 2024), winner of the George…

This November, Leiden Jewish Studies Network has presented the Best Thesis in Jewish Studies award to a highly talented Leiden graduate, Lotte-Sofie Groenendijk, and awarded an honourable mention to Nasreen Javanjoo.

The Faculty of Archaeology, in the persons of Marlena Antczak and Lennart Kruijer, had three pictures included in the exhibition 'Heritage on the Move'. The whole collection of 18 pictures can be seen from 3 December 2018 until 7 January 2019 at the Oude UB Building, Rapenburg 70, Leiden.

For the first time, international researchers have mapped the network of bacteria on coral reefs. They write about it in Nature Communications (9 April). Professor by special appointment Nicole de Voogd (Naturalis Biodiversity Center & Institute of Environmental Sciences) and two of her PhD students…

In the Dutch tv-programme 'NOS Amalia and the Dutch Caribbean' Stacey shows the impact of climate change on the coast, coral and culture.

Hoe ver mogen demonstranten gaan? En moet de politie ingrijpen als iemand zich vastketent? Jeroen ten Voorde, hoogleraar straf- en procesrecht, sprak met Omroep Gelderland over het demonstratierecht: ‘Ik zou niet meteen zeggen dat het strafbaar is.’

Dr. Ben Van Rompuy participated as an invited expert in the annual Congress of the International League of Competition Law (LIDC), held this year in Vienna from 9 to 12 October.

A team of researchers at the Institute of Biology Leiden, in collaboration with scientists from Utrecht University, has discovered a novel approach to improve the production of antibiotics and enzymes in the soil bacteria Streptomycetes.

In the first episode of the podcast series, Andrei Marin, Associate Professor at the Norwegian University of Life Sciences, interviews Marja Spierenburg, Professor of Anthropology of Sustainability and Livelihoods and Scientific Director at Leiden University, along with Diana Vela Almeida, Assistant…

This week Leiden student Roos Kolkman will be campaigning throughout the country to win the votes of Dutch youth in order to become the next UN Youth Delegate for Sustainable Development.

On 28 November 2025, Leiden University and PLNT Leiden hosted “The Knowledge Orchard” - an event aimed at starting up/ enhancing interdisciplinary cooperation between academics at Leiden University, and improving collaboration between Leiden researchers and external partners in research and educatio…

Leiden University regularly confers honorary doctorates, and presents awards and prizes.

Is the legitimacy of law and governance of multilevel jurisdictions diminishing? What is the significance of (diminishing) legitimacy for the effectiveness of law? These kinds of questions about the legitimacy of the supranational formation of law, its application, and the policy and governance based…

An international team of astronomers, including Leiden PhD student Elia Pizzati, has observed several ancient quasars that, surprisingly, appear to be floating alone in the early universe (less than a billion years after the Big Bang). Until now, astronomers, based on models, assumed that quasars are…

The general aim of the project is a description and analysis of the Leiden anatomical collections from a humanities perspective. The project investigates how historical and cultural practices and concerns have shaped anatomical preparations and how exhibitions of the anatomical body have informed cultural…

A team of Leiden astronomers used the latest set of data from ESA’s Gaia mission to look for high-velocity stars being kicked out of the Milky Way, but were surprised to find stars instead sprinting inwards – perhaps from another galaxy.

Corinne Hofman, Leiden Professor of the Archaeology of the Caribbean Region has been awarded the 2013 KNAW Merian Prize for women in science. Her aim with her research is to broaden the history of the colonisation of the Americas to include the perspective of the indigenous Indian population.

After Columbus landed on the island of Hispaniola (present-day Haiti and the Dominican Republic), the farming culture of the indigenous people quickly disappeared. This has been demonstrated by Leiden archaeologists and colleagues from other universities on the basis of soil research. Publication in…

Archaeologist Jason Laffoon was awarded an NWO Vidi grant for an innovative investigation into ancient migrations in the western Caribbean. The innovative character of this research project lies in the wide-scale application of isotope analysis and isotope mapping. ‘We aim at further developing methods…

Archaeologist Corinne Hofman wins the Distinguished Lorentz Fellowship 2018/19 for research into the changing world of indigenous peoples as a result of colonialism. “The perspective of indigenous communities is still lacking in most history books.

In July 2023, Leiden University conducted another phase of its ongoing archaeological collaboration with the Kalinago Territory in the Caribbean island of Dominica. Activities focused on mapping and assessing coastal sites impacted by climate stressors, undertaking knowledge-exchange sessions, and co-creating…

A new student-curated exhibition in the F1-corridor of the Van Steenis building brings history to life through remarkable finds from the Amsterdam, a merchant vessel of the Dutch East India Company (VOC) that met an untimely end in 1749. 'The story of the Amsterdam is truly unique, especially considering…