Greek papyrology is the science that is concerned with deciphering and studying all texts written in Greek on papyrus. Papyrus was the writing material of antiquity and was made from strips of the papyrus plant stuck together.

The jury of the C.J. Kok Award selected Stéphanie van der Pas' dissertation as the Faculty of Science's best dissertation of 2017. This was announced by rector Carel Stolker during the faculty’s New Year's reception on 9 January.

Psychologen laten zich horen over de plannen om de internationale bacheloropleidingen op te heffen in de Randstad en Tilburg. Het inititatief #Ikbeneenpsycholoog van Judith Schomaker op LinkedIn vindt navolging. Lees een selectie van de posts en ook het blog van Eiko Fried over de consequenties.

This year, an NWO PhD in the Humanities grant went to Mink van IJzendoorn, enabling him to investigate the disappearance of amphorae. ‘We take means of packaging and shipment for granted, but they are deeply ingrained in our daily lives; they are crucial.’

Alexander van Oudenhoven is the brand-new education director of the master's in Governance of Sustainability. The study has already entered its fourth year and Van Oudenhoven is very enthused. What makes this a special programme and what are his plans?

The Legal Post-graduate Training (JPAO) of Leiden Law School changed its name to Leiden Law Academy on 1 May 2023. A new name for the educational programme for professionals and the place to be for events and conferences. What changes will be made and what does the team hope to achieve in the coming…

Most students of Psychology want to work in mental healthcare (GGZ). This makes the master’s specialisation in Clinical Psychology a logical choice. It was an option for alumna Ruth van Vugt for a long time, but she decided to explore further and has since successfully completed the Health and Medical…

A psychology degree, a career that started in the commercial sector and now a role where she feels she can make a difference. For alumnus Marisse van Os (34) everything has come together in her current job at an innovative mental health services provider.

As of 1 September 2024, Thed van Leeuwen is professor by special appointment of the chair “Monitoring Open Science Policies and Practices” at the Centre for Science and Technology Studies (CWTS) at Leiden University. The mission of the chair will be to understand the changes in policies and practices…

At the entrance of the Van Steenis building you may now visit an exhibition on material culture. Unexpectedly, it does not display pottery or tools, but building materials. And recent ones at that! Check out the exhibition on Legos lost at sea, conceived and assembled by PhD candidate Maia Casna. ‘These…

University lecturer Gerlov van Engelenhoven was to be a guest in one podcast by culture maker and anthropologist Yanise Zijlstra on intangible heritage. The collaboration went so well that they are now making a short film together for young people.

Many of our staff and students have won an award, received a grant, obtained an academic fellowship for their quality or have been socially engaged due to their specific expertise. See below for an overview per year.

Op donderdagmiddag 15 mei 2025 organiseert Universitaire Bibliotheken Leiden het symposium ‘De Middeleeuwen als inspiratiebron’. Aanleiding voor dit symposium is de publicatie van het rijk geïllustreerde publieksboek 'Schatten op schrift, 50 manuscripten uit middeleeuws Europa'.

Op zaterdag 23 september organiseert de NBV haar jubileumcongres in CODA Apeldoorn, rondom het thema ‘Technologie en transformatie’, tevens het thema van het Jaarboek 2023 dat deze dag gepresenteerd wordt. Er is ruimte voor posterpresentaties, in principe voor studenten/jonge onderzoekers, maar andere…

Op 22 november vindt in Nijmegen een feestelijk congres plaats ter ere van het 40-jarig bestaan van het Belgisch-Nederlands Boekbandengenootschap. Voor onderzoekers organiseren het Belgisch-Nederlands Boekbandengenootschap en de Radboud Universiteit bovendien op donderdag 21 november 2024 de workshop…

Onder leiding van Artificial Intelligence-experts Marlies van Eck en Ronald van den Hoogen is het multidisciplinaire opleidingsprogramma samengesteld. Dit is de eerste editie van postacademische leergang van het Leidse PAO-bureau en extra bijzonder is dat de leergang volledig online plaatsvindt.

Finally we know for sure that there is a black hole at the centre of our own galaxy. Today, astronomers unveiled the first ever photo of Sagittarius A*, a super-massive object at the centre of the Milky Way. This picture could only be taken thanks to the cooperation of telescopes worldwide.

Assistant professor Looi van Kessel writes in The Conversation about the passing of drag performer The Vivienne, reflecting on their significance for LGBTQ+ advocacy in Europe.

Tech company Uber uses various tricks via the Netherlands to avoid paying tax on its profits. A $16 billion inter-company loan from Singapore has prompted questions with experts claiming the loan is not under arm’s length terms. MEP Paul Tang wants Brussels to investigate.

After 14 years of chairing the Faculty Council, Associate Professor Jan Sleutels is handing over the baton. Student Susan van Grol takes over the chairmanship. Time for an introduction to Susan.

In 2022, Leiden will be the European City of Science. The preparations are in full swing, so we would like to give you a look behind the scenes. This time we talk to Ewine van Dishoeck. She is the driving force behind the annual programme at the Faculty of Science. As far as she is concerned, there…

Lichens enthusiast Sander van Zon was eager to use his knowledge for his internship. He wrote an excellent thesis on lichens’ biodiversity in the city, of which his first scientific publication will appear soon. With it, he is nominated for the Leiden Science Young Talent Award 2022.

Many people don't know exactly what Open Science is or why it is important. In a short interview, Anna van 't Veer explains her take on it.

OP Grants NWO are awarded to 16 scientists in astronomy, computer science and mathematics, or a combination of these disciplines (multidisciplinary) by NOW Exact Sciences. The scientists received a total amount of 6 million euros.

On November 29, Stéphanie van der Pas receives the ASML Graduation Prize for Mathematics at the Royal Holland Society of Sciences (KHMW) in Haarlem. She proved that a new method to choose a research model works better than the usual standard method.

In a closed room in the Van Steenis building, hundreds of boxes are waiting under fluorescent lights for someone to come and see them. The jumble of handwritten and printed labels unveils how often the collection has been reorganized, moved and rearranged. Boxes full of potsherds and pottery, human…

The newly established Luxembourg Centre for European Law held its inaugural conference on 10-11 October 2025, exploring the theme of “European Union law and values in a changing world”. Martijn was invited to speak about the relationship between European values and democracy.

Jeanine de Roy van Zuijdewijn, researcher and lecturer at ISGA, was a guest on NPO Radio 1 where she discussed the attacks carried out in 2011 by Anders Breivik.

Arco Timmermans, Bijzonder Hoogleraar Public Affairs, sprak deze week in het BNR Lobbypanel over verschillende lobbys, de lobby voor de kortere zomervakantie met een langere kerstvakantie en de lobby voor de stop van het steunen van het openbare vervoer.

De tentoonstelling 'Vrijheid, Vetes, Vagevuur' is tot en met 7 mei 2023 te zien in het Fries Museum. De tentoonstelling en de bijbehorende publicatie worden samengesteld door Diana Spiekhout, conservator terpencultuur en middeleeuwen. Spiekhout promoveerde in 2020 aan de Rijksuniversiteit Groningen…

Op 14 oktober vindt in de KB Nationale Bibliotheek in Den Haag een studiedag plaats over de toepassing van het begrip ‘multimodaliteit’ op laatmiddeleeuwse en vroegmoderne bronnen. Er zijn een aantal plekken voor promovendi en masterstudenten beschikbaar, die 1 ECTS kunnen verdienen met het bijwonen…

Op vrijdag 4 april 2025 organiseert de werkgroep Stedengeschiedenis een bijeenkomst bij de Rijksdienst voor het Cultureel Erfgoed onder de titel ‘Archeologie en de stad’. De studiedag is gratis en voor iedereen toegankelijk.

Op 14 oktober 2021 verschijnt "Metamorfose van Stad en Devotie". Het gaat om een handeleditie van de dissertatie van wijlen Bas de Melker over het Amsterdam van de jaren 1385-1435. De dissertatie zelf wordt uitgegeven naar de tekst van Bas de Melker uit 2002, maar er is een epiloog aangehangen over…

On 12 December 2019, Dr Yannick van den Brink, assistant professor at the Department of Child Law and Rubicon Research Fellow at the University of Cambridge, gave a keynote speech at the conference ‘Strengthening Juvenile Justice Systems in Europe’, which was organised in Valencia, Spain.

Alumni event

Who was professionally involved in language between 1550 and 1650? And what were the financial returns of this language sector? Assistant Professor Alisa van de Haar has received an ERC Starting Grant to map out the situation in Northwest Europe between 1550 and 1650.

On Thursday 28 September 2017 the Institute of Public Administration of the Faculty of Governance and Global Affairs (FGGA) organizes the event ‘Good Governance in Asia and the West: What is the Difference?’ as part of the Leiden Asia Year. Below you can read the interview with professor Zeger van der…

Digitale medische technologie kan een belangrijke bijdrage leveren aan betaalbare zorg en het oplossen van het tekort aan zorgpersoneel. Maar hoe weet je of een innovatie daadwerkelijk waarde toevoegt aan het zorgsysteem?

On Thursday 27 June, the last festive ILS Lunch Seminar of this academic year takes place. This seminar will feature presentations from two distinguished speakers from different departments of Leiden Law School: Prof. Pablo Mendes de Leon and Albert van Marwijk Kooy.

Minister Kajsa Ollongren has offered the new training programme for council members at the congress for council members in Den Bosch. The training program is compiled by the Centre for Professional Learning at Leiden University in The Hague, and is made available to all (new) council members by the…

AI programmes such as Suno and Udio allow the user to compose songs that bear an uncanny resemblance to the style and vocals of famous artists. Can artists do anything about this?

At the Institute’s Council meeting of last December the Institute’s biannual prize for teaching was awarded. The award is named after Carla Musterd, a former, highly valued, member of staff, who was famous for her unflinching dedication to teaching standards and excellence.

Episode 5 of BOLDcast, the podcast of the Leiden-Delft-Erasmus Centre for BOLD Cities, discusses the evolution of libraries from simple lending points for books to places where people can come together and brush up on their digital skills. The guests in this episode are Frank Huysmans, associate professor…

New research published in the Journal of Leukocyte Biology suggests that these changes to the behavior of the immune system are persistent and can continue even after diet is improvedAlmost everyone knows that improving your eating habits will most likely improve your health. What most people may not…

Stephanie Rap and Yannick van den Brink, both assistant professor at the Department of Child Law, presented their research at the 11th EU Forum on the rights of the child: Children deprived of their liberty and alternatives to detention, which took place in Brussels from 6 to 8 November 2017.

Jordy Bouwman and future Sterrewachter Reinout van Weeren have been awarded a Vidi subsidy to set up or expand their own line of research.

Op 2 oktober 2023 zullen meerdere nieuwe delen in de reeks Middeleeuwse Verzamelhandschriften uit de Nederlanden worden gepresenteerd, ditmaal uitsluitend in digitale vorm.

Geheime diensten en criminelen kunnen inbreken in slimme apparaten, door slechte beveiliging. De markt lost het niet op: bedrijven willen gadgets verkopen, burgers doen ook weinig. NRC sprak hierover met Bibi van den Berg.

Time and again synthesised substances have been shown to pollute the environment more than lab tests predicted. In her inaugural lecture on 16 November, professor of Ecotoxicology Martina Vijver gives a warning for the risks of new, man-made chemical substances and nanomaterials. Various media payed…

Het Huygens Instituut zoekt een of twee studentassistenten voor het project eCodicesNL.