Persecution, conflicts and crises threaten academic facilities and researchers worldwide. This has major implications for science. Leiden University's Scholars for Scholars programme helps scientists in need through crowdfunding.

Work has begun on an accommodation complex for international PhD candidates and postdocs at the Leiden Bio Science Park.

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.

Eight early-career researchers from around the world have been awarded a 51 Pegasi b Fellowship – a prestigious opportunity for astronomers. Julia Santos, a PhD candidate at Leiden Observatory, is one of them. We asked her four questions about this remarkable fellowship.

The Executive Board has appointed Judi Mesman as third Leiden University professor.

The Duurzame Jonge 100 (Sustainable Young 100) is an annual election for young entrepreneurs, young professionals and students who show that a sustainable future is possible. The 100 most inspiring people in the field of sustainability are chosen from all participants and appear on the list. This year,…

Research

Nerve pain is one of the most common side effects of chemotherapy. It is therefore one of the biggest reasons for cancer patients to stop treatment early. Darcy Reynolds worked on new drug candidates against this pain during her bachelor's thesis. She developed a new series of molecules that increase…

Marc Broekema from the Department of Business Studies has received a grant from the Netherlands Institute of Registered Valuators (NiRV) to conduct research into how the value of a business is assessed in legal proceedings.

Leiden University has taken 17th place in the UI Green Metric, a global sustainability ranking for universities. Over 1,400 universities from all around the world took part in the ranking.

The first global safety summit on Artificial Intelligence is a fact. Prime Minister Sunak organised the conference because he believes that the issues related to AI can only be dealt with by governments. But the real issue with AI remained undiscussed at the summit, Reijer Passchier claims in Dutch…

On 14 April, the National Growth Fund awarded million euros in grants to two consortia in which Leiden's science faculty is involved. Pharma-NL will receive 80 million euros and Oncode-PACT 325 million euros. Pharma-NL wants to make medicines available to the patient faster and more sustainably. Oncode-PACT…

On 13 March 2024, Carlotta Rigotti, postdoc researcher at eLaw, and Alexandre Puttick, postdoc researcher at Bern University of Applied Sciences, remotely presented the working paper 'Towards mitigating diversity bias of AI in recruitment and selection via value sensitive design' at the ACM Symposium…

When professors become emeriti, it usually does not mean they stop working. The Centre for Linguistics (LUCL) will therefore soon have a first: a symposium is going to be organised where all the speakers are emeriti professors. 'Science will always be part of you are.'

As chief economist, Bolhuis will conduct research on topical economic issues. Besides this position, he will remain active as a lecturer at the Department of Economics at Leiden Law School.

Last weekend, all university buildings were closed and the university systems were unavailable. The reason for this was the major maintenance of the university network. The network’s core needed to be shut down for this, including all supplies and services. A large group of staff from ISSC as well as…

Workshop brings multidisciplinary experts together to debate proposed detection technologies and their impact on fundamental rights.

From September 2024 onwards, Leiden University’s Europa Institute will teach a new LL.M. programme on the Governance of Migration and Diversity [GMD]. Programme Chair Moritz Jesse says, ‘We need lawyers who are well-informed about the historical, sociological and political background of migration.’

A research team from Radboud University and Leiden University, led by senior researchers Prof. Masja van Meeteren (RU/UL), Dr Paul Mutsaers (RU) and Prof. Maartje van der Woude (UL), will examine what national and international research has really found about ethnic profiling by the police.

It took a while, but the new cabinet has now finally been appointed. Four members of Schoof I studied in Leiden. Who are they?

On October 12th, the LACDR PhD-Postdoc event will be organized in castle Oud Poelgeest.

A consortium led by Eefje Cuppen, Professor Governance of Sustainability at the Institute of Public Administration, has been granted NWO funding for a research project looking into the social, societal, and technical aspects of the energy transition.

Researchers from Leiden and Indonesia work together on a range of projects on topics such as disappearing languages and cultures, the role of Islam, circular economy, biodiversity and medicine. They also work on projects to improve legal education and make Dutch sources and Indonesian heritage accessible…

The Russian invasion of Ukraine has also had dramatic consequences for Ukrainian students at Leiden University. Besides their intense concern about the fate of family and friends, they also face major financial problems. This also applies to Russian students who can no longer access their bank accounts.…

Eight university vegetable patches will soon join the display at the Hortus botanicus. The sun shone down on almost 40 enthusiastic students and staff as they started work on the new Community Garden there earlier this month.

We are living in turbulent times. Various conflicts in other parts of the world at times give rise to feelings of anxiety, unrest and anger in our country too. We also see this happening in our academic community.

Emeritus Professor of Molecular Astrophysics Ewine van Dishoeck has been named a Citation Laureate by Clarivate, a research analytics provider. Clarivate considers her an influential researcher of the calibre to win a Nobel Prize.

It is almost two and a half years since Russia invaded Ukraine, but the conflict between the two countries has been going on for much longer. Central to it is the question of what it means to be Ukrainian. Guest researcher Viktoriia Ryhovanova teaches a course on the subject. Last academic year, the…

On the International Day of Women and Girls in Science (11 February) RISE puts the spotlight on four women in our faculty. The Researchers in Science for Equality (RISE) network is launching a junior board on this special day. Their main task? Optimise the information provision between RISE and the…

Writer in residence Ronald Giphart will explore a number of his own fascinations with Leiden students.

Last Friday the global Antibiotics Awareness Week begun: an entire week dedicated to antibiotic use. Antibiotics researchers from the LACDR therefore set out to tell primary school pupils about their research. Through role-playing, pupils were drawn into the world of antibiotics: 'Can the teacher not…

Organisation

Staff from eLaw – Center for Law and Digital Technologies contributed to the ACM Conference on Fairness, Accountability, and Transparency (FAccT), held in Athens from 25 to 27 June 2025. The ACM FAccT conference is one of the world’s leading venues for interdisciplinary research on responsible and ethical…

The Academic Language Centre is organising an introduction to Ukrainian with the Russian Studies/Russian and Eurasian Studies programmes. This six-part course is meant primarily for people who are in contact with refugees from Ukraine.

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.

The Rein Dool painting depicting board members of Leiden University will be moving soon to the Reception Room in the Academy Building, where more people will be able to see it.

The government spends millions regulating companies that work with large quantities of hazardous substances. But we don’t know whether this is making the industry safer. The number of violations and incidents remains constant. This is the conclusion of external PhD candidate Rob in ’t Veld in his dissertation.…

Abuse of power, sexually transgressive behaviour and non-funny jokes: they all came up in the stage show Mindlab, which was performed at the end of September to get staff of the Faculty of Humanities to talk about undesirable and transgressive behaviour.

Leiden University has received a €50,000 grant from Open Science NL to develop a roadmap for integrating open science into the strategic priorities of various institutes and translating this into human resource (HR) policies.

When we hear the word ‘bird house’, do we process it as a whole or does our brain see it as ‘bird’ and ‘house’? PhD student Jiaqi Wang explored this for speakers of Mandarin Chinese.

Each year, the Faculty awards two Meijers PhD positions to talented researchers. One position is open to participants from the Pre-PhD Programme (PPP) and one position is open to other candidates from inside and outside Leiden University.

Investigations conducted by several Dutch child protection bodies within family situations are inadequate. Due to lack of knowledge, time and money, these investigations are not carried out properly, with major consequences for the families involved.

Leiden University is pressing ahead with Open Science and Recognition & Rewards! This is the key message of the new Academia in Motion steering group.

Leiden Child Law Department at Leiden University in the Netherlands formally entered into a Memorandum of Understanding (MoU) with the African Child Policy Forum (ACPF)

Opportunities and challenges of digitalisation, the platform economy, and flexibilisation of European labour markets.

Sophie Rose is one of the fellows of the Ammodo Science Fellowship 2024. She will use this fellowship to conduct research at Leiden University.

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

A new study reveals how ancient Chinese farmers managed soil fertility and water resources over thousands of years. By analyzing carbon and nitrogen stable isotopes in millet crops, the research provides long-term isotopic evidence of farmland management practices in the Guanzhong Basin—the political…