Over the centuries painters and photographers have depicted students at study in Leiden. An exhibition at the Hortus botanicus reveals the similarities and differences in 450 years of student life.

‘Microscopy is by far the least understood, most inefficiently operated, and the most abused of all laboratory instruments,’ reads the quote on the office wall of microscopy unit supporters Joost Willemse en Gerda Lamers. It describes exactly why the two developed the microscopy course for starting…

Through various initiatives, Leiden University is trying to make people aware of the importance of biodiversity: the cultivation of a wide variety of micro-organisms, animals and plant species. This is important because in the Netherlands biodiversity has declined from about 40 percent in 1900 to about…

Gerard van Westen has received the KNCV Gold Medal, the most important Dutch award for chemists under 40. 'It's a huge honour,' says the professor of AI and medicinal chemistry. 'I am now part of the group of people I was always impressed by.'

Maarten Schrama (CML) has won the Teacher of the Year Award 2021. During a lunch with fellow nominees, Schrama received a cheque worth 5,000 euros from student assessor Joost Barendse to spend on educational activities.

In the course of 2020 the Faculty of Archaeology was bolstered by some new staff members. Due to the coronavirus situation, sadly, this went for a large part unnoticed. In a series of interviews we are catching up, giving the floor to our new colleagues. We give the floor to Dr Martin Berger, who joined…

How did Scottish speakers sound hundreds of years ago? University lecturer Mo Gordon thinks the answer to that question can be found in church archives. 'It can be a boost to your identity to know the history of your language.'

Shiru Lim has been working at the Institute of History as an assistant professor since August 1, 2023. Below she introduces herself.

What is the current state of democracy and how do we understand the effects of public support on democracy? The two-day symposium Support for Democracy: Measurement, Explanation, and Effect

Graduation Ceremony of the LL.M. Advanced Studies in International Children’s Rights 2023-2024

Fish populations in lakes and rivers have declined in recent decades. This is probably due to light and noise pollution. The Horizon Europe grant enables ecologist Hans Slabbekoorn to investigate this and improve the situation for migrating fish. In order to do so, a seven-metre-long swimming tunnel…

The pesticide thiacloprid turns out to be more harmful than previously thought. It can disrupt the lives of freshwater invertebrates and their communities, upsetting the balance and functioning of entire freshwater ecosystems. This was shown by ecologist Henrik Barmentlo and colleagues, their research…

Imagine getting a notification on your mobile phone with your personal code for impending mental health problems or even depression: yellow, orange, or red. Science fiction? Not for scientist Eiko Fried. 'There is a real chance we can prevent some mental health problems before they occur.' Want to participate…

Last friday, an article appeared on Ruetir about 'donut thinking' in Amsterdam. Shivant Jhagroe, assistant professor at the Institute of Public Administration, talked about how 'donut thinking' could work in Amsterdam.

On Monday 22 November 2021, the Municipality of Leiden, Leiden Law School and the Legal Advice Centre in Leiden signed a collaboration agreement. The parties agreed that at the request of the Municipality, the Law School will help train students to better equip them in their work on the Rental Team…

Watching and analysing hundreds of TEDx talks, that too can be research. That becomes clear from the work of PhD student Aletta Meinsma, who is studying potential problems in popular communication about quantum technologies. She explains how she approaches this and why it is so important.

Leiden University signed the Amnesty International ‘Let’s talk about YES’ manifesto on 10 March, confirming the university’s commitment to preventing sexual violence. Steps will also be taken to make sure that everyone within the university feels responsible for a culture in which sex is based on equality…

James Webb life’s building blocks

Leiden University’s Living Lab is moving to the middle of the Leiden Bio Science Park. In the lab’s new home between the University of Applied Sciences, Mentor and Naturalis Biodiversity Center, the first ditches have now been dug. This new location is more accessible to both researchers and the public.…

Kim Duistermaat will become the Campus The Hague Director on 1 April. In this new role, she will monitor Campus The Hague projects and drive them forward. ‘I think it will be great to contribute to the successful realisation of the concept of “one university in two cities”.’

In een goedgevuld Teldersauditorium vond op maandag 24 juni het symposium ‘Het Erfgoed van Meijers: 70 jaar waardering en inspiratie’ plaats. Vanuit verschillende perspectieven werd gereflecteerd op de omvangrijke nalatenschap van de Leidse hoogleraar Eduard Maurits Meijers, die precies zeventig jaar…

As part of Leiden University’s aim to be a safe and healthy environment for all staff and students, several activities and lectures were organised in an action week around suicide prevention. Dedicated benches were also placed at several university buildings, including at the Faculty of Humanities.

An international team of researchers led by Leiden archaeology professor Marie Soressi and Leipzig senior geneticist Matthias Meyer has recovered the DNA of a woman belonging to an Ancient North Eurasian population from a 20,000-year-old pendant. This is the first time DNA analysis has been used to…

We do it every day but barely give it a thought: chewing our food. But the ‘simple’ process of masticating food may have played a crucial role in the evolution of our jaws, facial muscles and teeth.

Psychologist Hilmar Zech found that overweight people are actually more attracted to food pictures after eating than before. He did so using an old research method that he revamped for use on smartphones. Zech will defend his PhD on 30 April.

Evaluaties en onderzoeksrapporten bieden waardevolle inzichten na crises, maar hoe zorgen we ervoor dat deze lessen daadwerkelijk leiden tot verbeteringen in crisisbeheersing en rampenbestrijding? Dit vraagstuk staat centraal tijdens de bijeenkomst Leren van crises: van onderzoek naar verandering, op…

Professor Jan Melissen (ISGA) is the recipient of the 2022 ISA Distinguished Scholar Award in Diplomacy Studies. It is the first time this prize has been awarded to someone in Europe. Melissen: ‘I am very honoured and humbled to be the first person to receive this award outside North America.’

Eduard Fosch-Villaronga from Leiden University has been awarded a Starting Grant by the European Research Council (ERC). This grant of 1.5m euros enables talented early-career scholars to start their own pioneer project, lead a research team, and implement their best ideas at the frontiers of their…

Language can be a time machine: we can learn from ancient texts how our ancestors interacted with the world around them. But can language also teach us something about people whose language has been lost? PhD candidate Anthony Jakob investigated whether the languages of prehistoric populations left…

The Netherlands Organisation for Scientific Research has awarded a grant of 750,000 euros to the 'Visualising the Unknown in 17th-century Science and Society' project. Researchers will reconstruct how seventeenth-century scientists recorded and shared their groundbreaking microscopic discoveries. We…

The Dutch phrase ‘ijs en weder dienende’ (literally, ‘ice and weather serving’) is a good example of what is known as a participle clause and is perhaps one of the most unfathomable grammatical constructions in Dutch. For what (or who) is serving whom (or what)? It actually means ‘ice and weather permitting’.…

This summer, the COBRA Museum will be focusing on Moroccan art. 'The other story' exhibition presents for the first time Moroccan modernism in the Netherlands. The Netherlands Institute Morocco (NIMAR) contributed to its exhibition

A unique multicenter study, including about 3,500 youth between 10 and 25 years old from across the globe, shows that artificial intelligence - specifically machine learning - is able to identify individuals with anxiety disorders based on their unique brain structure.

Is it possible to measure subtle oscillations caused by dark matter moving through the earth? A Dutch-American physicist team have discovered a new route toward what could be the first-ever measurement of ultralight dark matter. They suspended a microscopic magnet inside a superconducting enclosure,…

Kirsten Sandberg appointed as Rotating Honorary Chair in Enforcement of Children’s Rights 2025/2026

Paul Behrens and his team have won the Frontiers Planet Prize of half a million euros for their research into the effects of switching to a plant-based diet.

Are you keen to beat your friends or colleagues and win the European Championship football pool? Statistician Marjolein Fokkema has some tips that might increase your chances.

A professor from Leiden University has subjected various colleagues to intimidating and unacceptable behaviour for a longer period. These are the findings of an investigation carried out by the University’s independent Complaints Committee for Unacceptable Behaviour at the request of the Executive Board…

How can Europe lead the way in vaccine development that is fast and for all? To answer this pressing question, Professor of Vaccinology Meta Roestenberg is holding a panel session on 14 July at the EuroScience Open Forum in Leiden.

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.

A diverse team of Leiden archaeologists applied for, and was awarded, the KNAW ‘Appreciated!’ grant, meant to further their science communication endeavours. We speak with Dr Maikel Kuijpers, who is the main contact person of the application.

Expert in Classics Renske Janssen has been awarded a Rubicon grant. She will use the grant to conduct research at the University of Edinburgh into how Roman law was perceived by society at the time.

Last year, LUCSoR welcomed a new colleague: Yves Menheere. At the start of his position at LIAS, he applied for and received a starter grant. Read in this interview what he plans to do with the grant and learn more about his research on Taoist priests. Yves has also shared some photos from his field…

Yann Ryan recently joined the Institute for History as a postdoctoral researcher within the starting grant project 'Quiet Rebels? A Social History of Political Rhetoric’ under the supervision of Anne Heyer. Below, he introduces himself.

Leiden University is featured by French magazine L’Express as one of Europe’s leading ‘schools of power’, highlighting its Faculty of Governance and Global Affairs and the Institute of Security and Global Affairs in The Hague and its role in training future leaders in politics, diplomacy, and securi…

In early modern England, courts of law were working overtime. University lecturer Lotte Fikkers delved into the records of centuries-old court cases involving women. In Early Modern Women's Life-Writing and English Law, she reconstructs how the story they told in court differs from the one they wrote…

Economic law, environmental law and human rights are important fields of law for sustainable development. But they do not interact sufficiently, which makes it difficult to implement sustainable development.

Over the past few months, Urban Studies students have been helping to think about the realisation of the Humanities Campus. To test their knowledge in practice, the future urban specialists gave advice on several different aspects, including thermal energy storage and the new central campus building…

This year, Leiden University College (LUC) celebrates its 15th anniversary with the theme ‘Global challenges, local impact’. This theme highlights how LUC tackles global issues through education and research while making tangible contributions to Dutch society

Pandemics, terrorist attacks, environmental disasters... These are real threats, which we cannot ignore. In fact: we need to prepare better for the large-scale crises of the future. Preferably in a way that suits our lifestyle and respects our social values. Over the next ten years, an interdisciplinary…