The Dutch Tax Authorities leaked information about an international tax audit to Uber. In addition, they ‘obstructed and delayed’ an investigation by other EU Member States, says the International Consortium of Investigative Journalists (ICIJ) based on internal documents from the tech company.

If we want tax evasion to become a thing of the past then there has to be more balance in how tax advisers are educated, according to tax professors Jan Vleggeert and Jan van de Streek.

Sebastian Pomplun receives an ERC starting grant of 1.85 million Euros in five years. He wants to develop synthetic transcription factors that can enter cells and activate or deactivate specific genes. For example to disrupt cancer-related processes or to trigger the production of an important missing…

Resistance to antibiotics is a major problem in health care. Thanks to a grant from the Elise Mathilde Fund and the LUF, pharmacologist dr. Coen van Hasselt can look for new dosing schedules to reduce the development of antibiotic resistance.

On January 1st Jasper Knoester started as our new dean. How is he finding it? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

Five mathematics students from Leiden University and their coach stood out this summer in Bulgaria at the IMC: the International Mathematics Competition for university students. Lance, Ryan, Casper, Mads and Lars tackled tough maths problems and also made the most of the Bulgarian sunshine.

Which teacher knows best how to inspire their students? Carmen van den Bergh (Humanities), Egbert Koops (Law) and Arjan Louwen (Archaeology) have been nominated for the 2025 Leiden Teaching Prize.

How correct are mathematical theorems? And is all the theory around them correct? To find out, mathematics student Dominique Lawson converted a mathematical theorem into computer language. ‘This allows a computer to understand the theorem and check whether the proof behind it is entirely correct.’ The…

Continuing to improve the welfare of laboratory animals is the focus of the international conference on 12 and 13 October in Leiden. The UK animal welfare charity, the RSPCA, is organizing the two-day meeting together with Leiden University. The meeting is for researchers, animal caretakers, policy…

The Public Prosecutor's Office (OM) and the Netherlands Forensic Institute (NFI) want to use private DNA databases for genealogical research in criminal investigations. The method could be used in serious criminal cases that have stalled and it is already being used in investigations abroad. Whether…

BRAIN Biotech and the Leiden University will jointly develop an Aspergillus based production strain with high yield and thus contribute to a bio-based circular economy. The cooperation is based on BRAIN´s molecular tool BEC.

The Dutch Ministry of Health, Welfare and Sport is to appeal against a recent court ruling on the Public Access to Government Information Act (Wet openbaarheid van bestuur, WOB). The court ruled that the way in which the Ministry handles WOB requests was not in accordance with the law.

Jan Adriaanse, Professor of Turnaround Management was a guest on the Ben Tiggelaar Podcast on Dutch BNR Nieuwsradio. What do you do if your company is in danger of collapse? How do you save your business (and yourself)?

Professor Herman Paul has been appointed Scientific Director of the Institute of History from 1 February 2025. ‘Especially in these times, transparency is essential.’

There seem to be genes that influence how our brains develop over time. A large international consortium has discovered this with an extensive study. The results of the study were recently published in Nature Neuroscience.

Museum De Lakenhal is displaying the smallest work of art in the world: a 3D-printed statue of Rembrandt van Rijn, made by sculptor Jeroen Spijker and researchers from Leiden University.

Professor of Cognitive Psychology Mariska Kret studies how humans and animals express emotions. Comparisons between humans and great apes offer important evolutionary insights, Kret will say in her inaugural lecture on Friday 9 September.

Is it acceptable for an algorithm to make mistakes? Quinten Meertens investigated this at Leiden University and the UvA and has been nominated with his research for the prestigious Christiaan Huygens Science Prize. The winner will be announced on 11 October. In April, Meertens received his doctorate…

Leiden's iGEM team has won high honours at the Grand Jamboree in Paris. The biology students came second in the Overgraduate category with their project PHAse Out. They also took home awards for Best Biomanufacturing Project, Best Wiki and Best Entrepreneurship as well as a Gold Medal. To top it all…

The Executive Board of Leiden University has appointed Dr Alicia Schrikker as Professor of Dutch History in the World, effective 1 January 2026. The chair is based at the Institute of History (Faculty of Humanities).

Talking about suicide is important, but anything but comfortable. To make this difficult subject easier for students and staff to discuss, the university is organising a campaign week in line with the national campaign ‘1K Z1E J3’ (I see you) being run by Stichting 113 Zelfmoordpreventie (113 is the…

During the New Year’s Reception on 11 January 2022, the Pieter de la Court Medal was awarded to two students of the Faculty of Social and Behavioural Sciences: Orestes Kyrgiakis and Claire van den Helder. They tell us about the causes they fight for and what it means for the University to be better.…

Not everyone benefits from the increased flexibility in the labour market. EU migrant workers engaged at the lower end of the employment spectrum are falling behind. According to Daniel Carter, the legal system is at fault and in his PhD thesis he explains the reasons why.

Eiko Fried, associate professor of clinical psychology, comments in Leisure Management on new research showing that consumer smartwatches cannot distinguish between stress and excitement. He stresses these devices are lifestyle gadgets, not medical instruments, and warns consumers against overestimating…

More European countries are introducing border controls, clashing with the ideal of free movement within Europe. Daniel Schade, Assistant Professor of EU Studies at Leiden University, analyses this development in The Washington Post.

As South Korean president Moon Jae-in prepares to leave office, North Korean leader Kim Jong Un has thanked him for trying to improve relations. Assistant Professor Christopher Green explains in the Calgary Sun what impact North Korea's gesture of goodwill might have.

Economic Anthropologist Erik Bähre talks on the Dutch News Radio Channel BNR about the effects of the Russia-Ukraine grain agreement for African countries.

In the new video series 'The World of Linguistics', alumni and researchers talk about their passion for their field. PhD candidate Meike de Boer knows everything about the word ‘uh’.

Assistant Professor Christopher Green was interviewed on ABC Australia about the recent COVID-19 outbreak in North Korea. Green says that the statistics the isolated country has given are ‘essentially nonsense’.

The Dutch Government would like to allow QR checks at work. Legal experts expect that employees who refuse could be dismissed.

In an article by the New York Times, cultural heritage law specialist Evelien Campfens discusses the difficulties surrounding the ownership of looted art.

The new welfare state is said to be close to its citizens and does not dominate, but cooperate. “But this paradigm has a hard time to acknowledge the power relation that shapes the relation between state and citizens,” says Anouk de Koning in the interview 'The Downsides of Equality Talk in the Welfare…

'When taking into account all finds in the Islamic world of this enigmatic vessel, it would perhaps be wise not to restrict this container to merely one function.'

Three directors of PostNL have been arrested in Belgium, suspected of human trafficking among other things. Abuses also exist in the Dutch parcel delivery sector. Why does the Netherlands act less firmly?

In the podcast Het Geldspoor, Professor of Tax Law Jan van de Streek speaks about the profession of tax advisers. 'Tax consultants should take a firmer stance more often’, says Van de Streek.

We all do it sometimes: watch your favourite Netflix series, YouTuber or comfort series while you are eating. But we don't always consider the possible consequences this could have. Floor van Meer talks about this and more during an interview with BBC.

President Donald Trump’s decision to freeze U.S. foreign aid is raising concerns about ceding global influence to China. The Associated Press explores how this shift could weaken America’s soft power, traditionally used to build alliances and counter adversaries.

Chinese athletes must perform this Olympics. Anything less than a gold is being seen as athletes being unpatriotic by furious nationalists online. Florian Schneider, director of the Leiden Asia Centre, explains the situation on BBC News.

In het asielplan van vorige week kondigde het kabinet aan meer in te zetten op vertrek van ’Dublin-claimanten’. Daarbij stelt het kabinet z’n hoop op een hernieuwd EU-plan.

In the Pioneers of Leiden University series we talk to past and present students who were the first in their family to go to university. In this fourth instalment: alumnus and philosopher of law Ali Kösedag (1992): ‘Philosophising about equality before the law in the Netherlands at an early-morning…

Over a period of seven years, researchers from the International Brain Laboratory mapped 279 brain regions at the cellular level. Their findings are now published in Nature, with both data and software openly shared. Cognitive neuroscientist Anne Urai: 'Any researcher with a good question can make use…

Dr Amanda Henry has secured a prestigious Vici grant for her groundbreaking research project, Hominin FoodWays: Changing Diet and Food Processing Across Climate Frontiers. This five-year study, set to begin in September, aims to unravel the dietary adaptations of Eurasian hominins between 1.8 and 0.9…

Sexual harassment was the theme of the recent annual symposium of student ambassadors to the Leiden-Bollenstreek police in collaboration with the police and the municipality. An extremely important issue to students − if the 100 places being claimed as soon as the symposium was announced was anything…

Dutch greenhouse horticulture is a world leader when it comes to innovative capacity and sustainability, but ‘the challenges are great in terms of energy, water, environment and biodiversity,’ says Peter van Bodegom, coordinator of AgriFood at the Centre for Sustainability of the Leiden, Delft, Erasmus…

Leiden students working to solve a sustainability problem at the request of an external party: that is the Sustainability Challenge. During a recent symposium, 28 groups of four to five students unveiled their solutions. The commisioners expressed great enthusiasm.

After a long run-up, the time has finally come for Frank Takes and Matthijs van Leeuwen. Together, they will become the new directors of education (OD) at the LIACS institute. Takes as OD of the bachelors and Van Leeuwen for the masters. 'We have been working together as colleagues for years,' Van Leeuwen…

Prisoners deserve better professional support when preparing to return to society. PhD candidate Amanda Pasma: ‘You can’t imprison everyone for life. Society will have to give prisoners a second chance.’

How to innovate education? In this series, the Honours Academy highlights examples from their educational testing ground that aim to inspire. Today: the liberating effect of pass/fail and ‘unessays’ at Honours College Law.

Space for open dialogue on historical slavery was created at the Keti Koti Table at Museum De Lakenhal, organised by Leiden University and the Municipality of Leiden. There, just metres away from 17th-century paintings, Leideners shared a ritual meal and spoke about the effects of slavery and our colonial…

After nine years, Mirjam de Baar is leaving as vice-dean of the Faculty of Humanities. ‘It will take some getting used to letting go of this vice-deanship because the education portfolio is very close to my heart and I’ve worked hard for it in recent years in close cooperation with many colleagues.’