More CO2 in the atmosphere is making food crops more calorific, less nutritious and potentially more toxic.

Everything biobased: Plastic, medicine and fuel. It seems like a futuristic utopia. But for how long? A collaboration of researchers now proposes an idea to accelerate the development process. By combining machine learning and laboratory automation, this biobased ideal may become a reality rather sooner…

On 2 April, the final of the Legal Tech Challenge 2026 took place in the Academy Building of Leiden University. During the final, teams of students pitched their technological solutions to societal challenges.

A more inclusive and diverse society is what Talisha Schilder, Hawra Nissi and Chiraz Hassoumi spend many hours a week working towards. Their hard work led them to being nominated for the ECHO Award.

Members of the End Fossil climate action group, including students from Leiden University, have occupied two rooms in the Lipsius building at the Faculty of Humanities today (23 November 2023).

Nathaniel Martin, Professor of Biological chemistry, wondered what would happen if you take an antibiotic that has been known for 70 years and try to improve it with the latest tools of modern chemistry. Turns out it can become up to a hundred times more potent and prevent the growth of some drug-resistant…

Sharing his passion for sustainability with students—that’s what Thijs Bosker enjoys most about his work. As an environmental scientist, he conducts ecotoxicological research, but next to this he loves teaching. ‘Everyone can make a difference in their own way.’

Chris Suijker, since 1 July the new director of Real Estate, likes healthy and sustainable university buildings where you ‘get the feeling you’re right at the heart of society’. Her aim is to achieve the same effect with even more buildings.

For more than twenty years, Johan Visser has served as a family and juvenile court judge in The Hague where he is also a board member. Once a student at Leiden Law School, he reflects here on his student days and career.

Software development is probably not the first thing that comes to mind when you think of a sociologist. Three years ago, John Boy began developing his software package Textnets. Because of Corona, he was less able to concentrate on writing scientific research and also setting up the online courses…

Researchers at the Faculty of Science work at the frontiers of knowledge every day, tackling today’s major societal challenges. Their work is recognised through grants, prizes and other awards. We highlight some of these achievements below.

The Honours Academy celebrates its tenth anniversary. How did the institute develop over time, and what are aspirations for the future? We speak with the current Dean and a predecessor who was there at the Academy's founding. A conversation about identity, inspiration, and impact ensues. ‘It is about…

Assignments, work groups, deadlines and the first exams in sight! The Get Started campaign of Leiden University Libraries aims to help new students to find their way in the library. We can use the help of teachers for this campaign.

69% of young Dutch people are struggling financially. They’re more likely to take risks by gambling, investing in cryptocurrencies or paying on credit. Like most Dutch people, the young are turning to family and friends for help and advice, rather than experts.

Het strategisch plan van de faculteit wiskunde en natuurwetenschappen (FWN) werd gepresenteerd tijdens de opening van het academisch jaar 2023-2024.

On 15-16 June, Jos Gommans, Marieke Bloembergen, and Carolien Stolte will organize an international conference entitled “India in the Making of the Global Esoteric: 1200-2000”. The conference asks: why is it always India that has been imagined as a wonder, and what did that wonder mean, intellectually…

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.

Laura Kamsma (31) has been coordinating the International Office (IO) of FGGA for a few months now. An introduction to the ambitious Nijmegen native, who has set herself the goal of making the International Office more visible: 'Knock on our door if you have an internationalisation issue. Now you can…

Anthropologist Marit Brun captured Leiden’s student life during her studies, which won her the ‘Best Leiden photo’ competition. She now wants to continue with photography and making travel guides with a nod to anthropology.

They are talented, independent and fit right into your team: LDE trainees. Every year, their knowledge and skills strengthen various university departments. We’re looking for new assignments for the upcoming academic year. So why not submit one, say current assignment provider Monique and trainee Ea…

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

Leiden students are producing ‘College Tour, the podcast!’ with TV presenter Twan Huys. In next to no time, they have to find top journalists and prepare hard-hitting interviews. We take a look behind the scenes.

Medical drugs are expensive to make and can have an adverse effect on the environment. Researchers Stefano Cucurachi and Justin Lian have developed a framework to help the healthcare system assess the economic and environmental sustainability of medical compounds.

Helping industry to spot dangerous and climate-harming gas leaks faster, cheaper, and more reliably than today’s tools: that's what Leiden University and BigCircle Ventures set out do in a new spin-off company.

On Thursday 9 December, Dr Upik Djalins presented an online lecture, entitled 'The Colonial Bureaucratic Network versus the Metropole: The Origin Story of Land Alienation Prohibition in the 1870s East Indies'.

I recently went to the anniversary celebration of The Meeting Point, and the stories the refugee students told made a huge impression on me. The Meeting Point helps students from different backgrounds feel part of our university community.

There was a time when student Lelani Antar wanted to go to film school. She ended up studying International Studies, yet she didn’t quite say goodbye to film. For her minor, she and three other students made an essay film.

The Faculty of Humanities’ On-Campus Master’s Experience Day was a pleasantly busy event. The information sessions and corresponding information market went down well with interested undergraduates.

A course that concludes with a video pitch, instead of a paper or examination: Italian Language and Culture students each recorded their own knowledge clip, speaking to a wide audience about Italian cultural expressions. We asked Goran Bouaziz, Cameron-May Bosch and Katja Timmer what they thought of…

The Capacity to Innovate is a recently published book by Sarah Giest, Assistant Professor at the Institute of Public Administration. In this article Sarah gives insight in the main findings of the book and the experience developing it.

According to a new study, for half of the world population the answer would be yes. For the other half: maybe? Leiden environmental researcher and head author Nicolas Navarre explains: ‘With improvements to crop yields, reductions in food waste, and changes in consumption patterns, 90% of people could…

With a full auditorium at the university's Wijnhaven campus, an extensive programme, inspiring speakers and visitors from a wide range of disciplines, all the ingredients were in place for a successful second edition of the Nacht van de Digitale Veiligheid of Digital Security on 26 May 2026.

Despite an eventful afternoon – with Students for Palestine occupying the Academy Building – political scientist Hélène Landemore gave her Cleveringa Lecture as planned on 26 November. She reflected on the protest and the importance of open debate, within the university and within a democracy.

Each research institute has its own dynamic. The Executive Board is visiting our institutes to find out what they are up to. On 24 June, it was the turn of the Institute for History. ‘History helps us make sense the present, whether through family stories, local issues or world politics.’

Diversity and inclusion within the police creates opportunities but also meets resistance. Professor by special appointment and former police officer, Saniye Çelik, emphasises how ambivalent feelings about D&I are essential to the learning process and can lead to informed decisions and real change.

Researchers need to work in specialized environments when they work with dangerous bacteria and viruses. These microbes spread easily, so only in labs with a high biosafety levels they can be studied. Unfortunately, to look at the microbes properly, expensive microscopes are needed that are not always…

Prof. Marcel Reinders is a data science specialist at Delft University of technology. Using smart algorithms, he searches for links in complex data. For example, he studies patterns in DNA that lead to aberrant cell behaviour. This knowledge will help detect serious diseases such as Alzheimer's and…

A job thanks to COVID—something not many people can claim. But PhD candidate Vera Arntzen can. Over the past four years, she has mapped two crucial characteristics of SARS-CoV-2 infections. Thanks to her research, experts can now make well-informed decisions on matters like quarantine duration, which…

What are the origins of the Islamic Empire? And what was daily life like there? Two new Ted Ed animations answer these questions in simple language. Arabists Petra Sijpesteijn and Birte Kristiansen explain what the process of developing the videos was like.

Willem van der Muur worked at the Van Vollenhoven Institute as a PhD candidate from 2013 to 2019. After completing his doctorate he left for Indonesia to work for the World Bank. There, he is leading a project to register land rights.

A breakthrough from the PhD research of medical chemist Elmer Maurits may help patients with autoimmune diseases and blood cancer in the future. But bringing a discovery from the lab to the clinic is not so easily done. Thanks to NWO's Venture Challenge, Maurits and his team will receive ten weeks of…

An Honours Class about the ostensibly unrecognisable worlds of insular Southeast Asia teaches students a fundamental piece of wisdom: "We do not differ much from the people at the other end of the world."

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…

The use of fire can tell us a lot about human evolution. Archaeologist Femke Reidsma has developed a more accurate technique to identify how our ancestors used fire. Existing archaeological studies will need to be revised. Reidsma’s study was published in Nature Scientific Reports on 2 November.

Positive expectations about treatment increase the likelihood of success. The new Center for Interdisciplinary Placebo Studies Leiden is therefore promoting research on the placebo effect and offering expertise and training for care providers. At the opening, the founders demonstrated their VR communications…

Playing with nitrogen and fire to show school pupils how exciting science can be – that’s what the student volunteers of Stichting Rino do alongside their studies. ‘If there’s even one child who gets interested in science, that’s what it’s all for.’

In higher education, Open Educational Resources (OER) are available for anyone to use, but they are not widely used. Marjon Baas, PhD student at ICLON, investigated how instructors deal with OER. Defence on 5 October.

Lecture hall A0.06 in the Schouwburgstraat in The Hague was packed with parents, friends and other loved ones on Friday, 27 September. No fewer than 61 graduates received their Urban Studies diploma there, the highest number in the four years since the programme started.

Leiden researchers and partners have been awarded a 1.3-million-euro grant to produce milk protein for vegan cheese using fungi.

A new report reveals five actions that leaders can take to contribute to economic development, advance global security and sustainability, and make space a safe and globally accessible domain.