Matt Young, Assistant Professor at the Institute of Public Administration, has won the 2022 Camilla Stivers Award last week. Young and his co-authors received the award for the article ‘Artificial Intelligence and Administrative Evil’. The Camilla Stivers Award is given annually for the best article…

People who are attracted to more than one gender often experience a disadvantage in the workplace and labour market. How can the workplace can be improved for bi+ people.

In a supplementary decision on 17 May 2022, the Executive Board of Leiden University has concluded that it will publish the titles of seven articles in which there is evidence of malpractice. This concerns a former staff member of the Institute of Psychology. The Executive Board considers it to be in…

Anthropologist Rodrigo Ochigame studies how AI is changing the practice of scientific research. From astrophysics to mathematics to climate science, they find that the adoption of new AI models is raising questions about what counts as reliable scientific evidence.

It is with deep sorrow that we share the news that our dear colleague Andrea Evers passed away on Monday, 4 August 2025. Since 2013, Andrea had been affiliated with the Faculty of Social and Behavioural Sciences at Leiden University as Professor of Health Psychology. She was an undeniable driving force…

Supercomputer ALICE has been expanded, making it even more powerful and faster. This means researchers and students can work with heavier models. From language research to brain activity scans, this expansion is good news for a variety of disciplines. So who gets to work with this prima donna?

Last week, the sad news reached us that Dr Jan Schmidt passed away on 11 August 2025. We wish his partner, friends and family strength and comfort as they cope with this loss. Jan Schmidt will be remembered as one of the most prolific and learned scholars in the field of Ottoman codicology and histo…

Psychologist Ellen de Bruijn studies the effects of hormonal fluctuations on behaviour and on the brain over a woman's life course. With an ERC Consolidator grant, she and 3 PhDs and a postdoc will further her EEG research on the different stages at which girls and women experience strong hormonal f…

Recently, in the midst of coronavirus situation, Professor Corinne Hofman and her team became part of the NWO project Island(er)s at the Helm. Both the application process as well as the start of the project were challenged by the limitations set by Covid-19. ‘As a preparation we travelled through the…

In the summer of 2021, Lucy Opoka was awarded one of the coveted Meijers PhD positions. In October, she arrived back in Leiden, where she obtained her LLM degree Advanced Studies in International Children’s Rights in 2019. Professor Liefaard interviewed Lucy upon arrival.

The brightness peak of the ring around M87's supermassive black hole has shifted 30 degrees counterclockwise in a year. This is shown by new images released by the Event Horizon Telescope consortium.

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.

Debate, Book Launch

Opening doors to society: that is the aim of the Social Advisory Council, which has recently been established by the Faculty of Humanities. The dean and two members of this Council tell us about what they hope to achieve.

In 1808, the United States banned the transatlantic slave trade. Not everyone was happy about this, as Marcella Schute discovered. In her thesis, she shows how politicians from Louisiana made serious attempts to restart the slave trade in the mid-nineteenth century.

A team of scientists, including Leiden Astronomer Alice Booth, has discovered silicon monosulfide molecules in the dust disk around a young star. Such molecules indicate planet formation. The team made the discovery using the ALMA telescopes. This method provides an alternative when direct observation…

What does research support involve? And what should we do to improve the support for researchers at the University? We spoke to Maribel Adame Valero, research policy officer and external cooperation coordinator at the Institute of Biology and a member of the Leiden Research Support (LRS) focus group.…

Organisation

A European team of astronomers has discovered the largest stellar black hole in the Milky Way. It is more than thirty times as massive as our sun and is located in the constellation of Aquila, about two thousand light-years from Earth. The astronomers stumbled upon the black hole by chance while preparing…

Conducting research with academics from different disciplines is not easy. ‘But collaboration is vital to society,’ says Professor of Environmental Sustainability, Jan Willem Erisman. On behalf of Leiden’s Liveable Planet interdisciplinary programme, he is organising a symposium that will be held on…

The glasses have been rinsed, the furniture is in place and the six-member board is ready. A very short time to go before De Fusie opens its doors in the Gorlaeus Building. The brand new bar promises to be a nice addition to the social life on campus. ‘We don't just want to run a cosy bar, but also…

She works four days a week as a project manager at LIACS and trains six days a week with the Dutch Para Climbing team. Christiane Luttikhuizen balances her role at the Faculty of Science with competing at a high level in climbing.

How is our perception of sound informed by the way we participate in the world? That is the question PhD candidate Gabriel Paiuk has been pondering in recent years. 'The way we experience sound is informed by material, technical and collective conditions that influence our interaction with the envir…

2,240 plant extracts from 1,299 different plant species of Dutch origin. That’s the collection of the Dutch Extract Library, which has recently been transferred to the Institute of Biology Leiden. To plant biologist and contact person for this library Pingtao Ding this is a true treasury. ‘To bring…

Collaborations with funds and foundations enable a lot of research. As Fundraiser for Foundations and Major Donors, Madelon Rolleman seeks out these opportunities for Leiden University. ‘I’m always looking for ways to start my conversations with funds and foundations.’

Organisation

Researchers at Leiden University have created a unique model that mimics how disease develops after a dengue infection. This 'dengue-on-a-chip' model helps them study the virus more effectively. The timing is crucial, as climate change is causing dengue to spread worldwide.

Would you like to do collection-oriented research, but do not have sufficient resources? Every year, the Museums, Collections and Society (MCS) research group makes several research scholarships available for this purpose. Researchers Elizabeth den Hartog and Marika Keblusek previously received an MCS…

As of this month, Kim Bonger has been appointed Professor of Chemical Biology. As a first-generation academic, she’s especially grateful. ‘I wasn’t exactly a top student at school. I never could’ve imagined this.’

The Digital Lab is open! This new lab is meant for staff and students who are looking for a place to work, experiment, and find support for their digital research. There’ll be a kickoff event, with live digital demos and a roundtable on “the Humanities in a Digital World” on Friday October 29 in the…

Sunshine, ice cream, coffee, and plenty of good vibes. Once again, students and staff made the most of the We are Science Week. Relive some of the highlights with our photo report!

Envoys jumping out of windows, fights, and illegal diplomacy: history student Tessa de Boer encountered them all while writing her master's thesis on Amsterdam as a diplomatic city during the 17th and 18th centuries. For her thesis, she was awarded the Uitgeverij Verloren/Johan de Witt thesis prize…

Education, Finance, Research

‘Wonder is the beginning of insight. Don’t let that academic curiosity erode.’ This was Jan Anthonie Bruijn’s call to administrators and funding bodies in his valedictory lecture.

By looking at what is different, researchers often discover the special, the unusual. And that has already brought a wealth of highlights – also in Leiden.

From telescopes to science fiction: in just one semester, students with no background in physics or astronomy get to explore the universe. The first group of students started last month in the new minor Our Universe.

Keynote speakers: Jennifer Gaynor (University at Buffalo SUNY) and Sue Peabody (Washington State University)

A consortium of research infrastructures focused on water quality has received €4.18 million in funding from the Dutch Research Council (NWO). This grant will support the transformation of outdoor laboratories at Leiden University, NIOO-KNAW, Radboud University, and Wageningen University & Research…

It is with great sadness that we announce the passing of our colleague, mentor, and friend prof. David Fontijn this Monday, May 1st, 2023. As he shared with us in October 2022, his health had been deteriorating the last couple of years. While his mind was still sharp as ever, his body struggled to keep…

One of the good things about my job is that I come into contact with so many different alumni. It’s incredibly important that we build good relationships with our alumni from a young age already. We can help our graduates develop skills and grow their network, and they in turn can help our organisation…

The Faculty of Science has gained an extra 30,000 square metres: Thursday 25 January marked the completion of the new Gorlaeus Building. In this second phase of the project, the Gorlaeus Building has acquired a new main entrance on Rosalind Franklinplein with a striking facade. The new space will be…

Amsterdam-based bicycle company VanMoof was declared bankrupt in court this week. The company had been struggling with financial problems for some time and recently closed its doors, causing great concern among customers. Several affected customers whose newly bought or repaired bikes were still being…

The annual homicide rate has decreased considerably since the 1990s. In their hunt for an explanation, researchers Pauline Aarten and Marieke Liem made a surprising discovery: if you divide homicides into categories, you find significant differences in the homicide rate. Publication in the European…

Nu belastingsystemen over grenzen gaan, speelt de politiek een steeds grotere rol. Irma Mosquera Valderrama pleit voor een wereldwijd, inclusief systeem.

Feeling good doesn’t just lift our mood—it also helps us stay flexible and resilient. A new study by an international team of neuroscientists shows that natural brain opioids released after rewards play a key role in broadening attention, offering fresh insights into stress, cognition, and well-bein…

Education, ICT, Organisation, Research

The Epic of Gilgamesh was a lifelong inspiration to artist Harry van Kruiningen. This tale from Mesopotamia about the adventures of Gilgamesh, the legendary king of Uruk, and his friend Enkidu is one of the oldest surviving epics in world literature. Despite its almost 4,000 year age, it still captures…

On Thursday, December 12, 2024, historian and terrorism expert Beatrice de Graaf will deliver the 53rd Huizinga Lecture at the Stadsgehoorzaal in Leiden. Under the title "We Are the Times: History in Times of Crisis", De Graaf will explore how history is used during crises to give meaning to the times.…

Since 1 June, the Faculty of Humanities has gained a position. As knowledge broker, Marlieke Ernst wants to connect researchers: with each other and with the outside world.

An international team of astronomers led by Matus Rybak (Leiden University) has proven, thanks to accidental double zoom, that millimetre radiation is generated close to the core of a supermassive black hole. Their findings have been accepted for publication in the journal Astronomy & Astrophysics.