Northern Yemen; a highland region often in the news as the center of the Houthi regime, has a political, social, and intellectual history spanning more than a millennium. This exhibition showcases some of the findings of the Early Modern State Development in Yemen project, based at Leiden University,…

Excessive regulatory burden causes economic harm and can undermine trust in government. Policymakers wishing to ease this should be more mindful of people’s differing responses to rules, says PhD candidate Ritsart Plantenga in his dissertation.

Education, ICT

Suzan Verberne has been appointed professor of Natural Language Processing at the Leiden Institute of Advanced Computer Science (LIACS) from 1 October. Verberne has been at LIACS since 2017 as group leader of the Text Mining and Retrieval group.

It is mid-July and as I sit in my office in the Herta Mohr building, I notice how quiet it is around campus. Yet, this is in direct contrast with a flurry of activity by LUCSoR colleagues and students in recent weeks. I highlight just a few examples here.

In the new Annual Report 2022 we report on not only research and teaching at Leiden University but also ICT, real estate, personnel, finance, impact and knowledge transfer and more.

In Berlin, regulations have recently been amended to allow everyone to swim topless. In swimming pools in Amsterdam, women are still required to wear a top piece. Dutch newspaper Het Parool investigates whether Amsterdam swimmers also have the right to dive into the pool without wearing a top.

External PhD candidate Liselore Tissen has been appointed ambassador for Leiden City of Science. As the youngest member and the only non-professor in the network, she will be working to raise Leiden's prominence as a city of science.

Picturing Scholasticide is a multimodal initiative that brings urgent attention to the social and legal consequences of Israel’s systematic destruction of Palestinian institutions of higher education. The project consists of both a physical exhibition and a website.

Since 1 November 2025, Prof. Dr. Luc Sels has been the new president of Leiden University's Executive Board. In a message to our university he introduces himself and shares his first impressions.

For nine years, Mirjam de Baar was vice-dean at the Faculty of Humanities. On Monday 17 March, she took her leave in the Academy Building. ‘You have worn out two deans, two vice-deans, four business managers and six assessors.’

As part of the euCONSENT consortium, the Center for Law and Digital Technologies (eLaw) has been awarded European Commission funding to create a child rights’ centred cross-border system for online age verification and parental consent.

As of 1 November, Jan Vonk has been appointed full professor of Mathematics at the Mathematical Institute (MI). The institute is delighted with Jan’s appointment, as is he. ‘At the MI we combine the abstract with the concrete like no other.’

Organisation

On Tuesday 12 January 2021, the Leiden Law School thesis prizes were awarded at the New Year’s event.

From 1 August, Hermen Jan Hupkes has been appointed Professor of Non-Linear Analysis at the Mathematical Institute. 'Initially I don't think that much will change,' Hupkes says. 'My research and supervising future researchers will continue as before.'

He had been back from Australia for less than 48 hours, but there was no sign of that. Michel Mandjes of MI had the honor of kicking off the very first Tuesday Talks: Science Insights on Tuesday. He did so with a presentation on complex networks.

End Fossil, Open Leiden and Students for Palestine incorrectly claim that a meeting will be held with the Executive Board on Friday 11 April. This statement is to correct these claims and clarify the situation.

The Dutch cabinet will allocate a total of 40 million euros extra for institutions providing youth protection and youth rehabilitation over the next four years. Local councils must make the same amount available. Will that be enough to solve the problems?

It is the eighth year in a row that the Faculty of Archaeology is placed in the top ten of archaeological institutes worldwide. The QS World University Rankings by Subject looks at criteria like academic reputation and citation ratios.

As of 1 January, Wouter Kalf has been appointed Education Director at the Institute for Philosophy.

Leiden health psychologist Liesbeth Van Vliet receives recognition for her research on doctor-patient communication and its influence on quality of healthcare. Van Vliet has been awarded one of four Heineken Young Scientists Award 2022 for promising young researchers working in the Netherlands.

The development of the Faculty Strategic Plan (FSP) did not come to a standstill over the summer. We now have a draft version of the Plan that incorporates the feedback on the strategic objectives that we obtained from various meetings and bodies before the summer. The Research Directors and a number…

Drug use during pregnancy seems like a choice without any consequences. However, the Dutch Public Prosecution Service (OM) has decided to prosecute a mother for using alcohol and drugs during her pregnancy. Mariëlle Bruning, Professor of Child Law, tells current affairs programme ‘Nieuwsuur’ that she…

Wouter Weeda has been appointed Scientific Director of the Institute of Psychology by the Board of the Faculty of Social and Behavioural Sciences. He will start on 1 December 2025 for a period of three years, succeeding Hanneke Hulst.

The Faculty Board and the Institute of Private Law have agreed to combine the disciplines of child law, international children’s rights and health law into one Department of Child Law and Health Law.

On Monday 26 February the terrible news reached us that our gifted former Egyptology student – and former student assistant at the Leids Papyrologisch Instituut – Juan Archidona Ramírez had succumbed to cancer.

An international team of astronomers has shown that a white dwarf and a red dwarf orbiting each other every two hours are emitting radio pulses. Through the discovery, astronomers now know that the monopoly on bright radio bursts is not solely held by neutron stars. The team of international scientists…

It was with great sadness that on 17 May 2021 we learned of the death of our dear colleague Paul Valk. Paul died from the consequences of COVID-19, having been diagnosed with coronavirus over three weeks ago. Soon after this he was admitted to intensive care, where he was kept in an induced coma on…

Professor Susanna Lindberg has been appointed Scientific Director of the Institute for Philosophy with effect from 1 February. In her new role, she aims to foster connections among people. ‘I want my colleagues to feel good.’

CADS lecturer Sander Hölsgens is one of the initiators of the NWO Smart Culture Project Documenting Complexity (project number CISC.KC.212). This project investigates how and why engaged documentary filmmakers use new technologies in their work. One of the outputs of this project is the series ‘In Whose…

Three PhD candidates from Leiden University have been awarded a Mosaic 2.0 scholarship for their PhD research. The Dutch Research Council (NWO) Mosaic 2.0 programme is aimed at an underrepresented group of graduates with a migrant background.

Many students who graduated during the pandemic were unable to celebrate their graduation in style. To make up for this, they were given the chance to sign their name in the Sweat Room on Friday 26 May.

The third Tuesday of September is getting closer and that means ‘Prinsjesdag’ (Little Prince Day) and the opening of our own faculty’s academic year. We have created an overview of all the events that have been organised for this ‘The Hague holiday’ in and around the University.

After eight years as professor at the Institute of Psychology, Carsten de Dreu is making the move to the University of Groningen, where he has been appointed to the chair ‘Foundations of Cooperation and Social Organisation’. On 18 June, he will bid farewell to colleagues at Leiden University.

Education, Research

In 2021 the Leiden Osteoarchaeology Lab hosted an international workshop on methods to study past physical activity. It aimed to tackle a niche topic with the field: namely the method of studying muscle attachments to bone. Dr Sarah Schrader, one of the organisers of the workshop: ‘You can quantify…

The life cycle of comets near the star Beta Pictoris is similar to that of comets in our own solar system. This is the conclusion of a team of astronomers from the Netherlands, France and Brazil. It seems that, just like in our own solar system, there are fewer comets as the star gets older. The researchers,…

If we continue with our current policies, the Faculty of Humanities will face a financial shortfall in 2024 and subsequent years. The Perspective 2028 Steering Committee, led by Manon van der Heijden, has been established to advise on potential measures that can be taken to improve the financial sit…

Campus The Hague users can share their thoughts on the development of the new Spui building. Students, lecturers and other staff are welcome to offer their input. We are still looking for students for our user groups.

Professor Dario Fazzi has been organising virtual exchanges for students with various American universities for a number of years. Now he has been awarded 400.000 euros from the Erasmus+ programme Cooperation Partnerships to further develop the virtual component of his teaching.

After the KHMW Brouwer Thesis Prize for History, Vicente Fischer de Miranda Rodrigues has also won the Cornelis Thiele Prize of the Dutch Society for Religious Studies.

The collection guides of archives and collections of Leiden University Libraries (UBL) have been made available via the portal Collection Guides. This has greatly improved the findability, visibility and ease of use of these collection finding aids.

The 16-year-old girl was staying in a closed juvenile care institution where, among other things, she was administered 'pain stimuli'. The charges are the first of their kind, says Mariëlle Bruning, Professor of Children and the Law, to Dutch newspaper the Volkskrant.

Using 2D materials, physics student Romme van der Kemp developed a nanochip that is extremely small ánd scalable. This is needed to make all kinds of technologies better, faster and smaller. He has been nominated for the FWN Young Talent Award 2023 for his research.

Zes onderzoekers zijn voor twee jaar aangesteld als themaleider voor de onderzoeksthema's van de faculteit Wiskunde en Natuurwetenschappen.

Everything is peaceful again in and around the Wijnhaven building at Campus The Hague. Earlier today, the location was the scene of a large pro-Palestinian protest. Lectures were cancelled. In the end, everyone left the building voluntarily.

Self-employed workers’ hours have significantly decreased during the coronavirus crisis. Their average hours worked decreased most at the start of the crisis, by more than five hours per week. And it was difficult to return to their pre-crisis hours in the quarters that followed. This is the conclusion…

Marlisa den Hartog is a PhD candidate at the Institute for History since January 2017. She is working on a thesis about perceptions of sexual desire and sexual identity in Italy between 1450 and 1550.

We hebben 6 van de 9 grenzen overschreden die bepalen of menselijk leven in de komende generaties nog mogelijk is op aarde. Kunnen we het tij nog keren?