Leiden University is celebrating its 450th anniversary in 2025 with a feast for the eyes, ears and spirit. The anniversary year opens with an extra special Dies Natalis on 7 February. Highlights includes an alumni festival, three exhibitions and a canal concert.

Are you OK? This question aims to help make unwelcome behaviour easier to talk about. Student rowing club Pelargos made a personal variant on the national campaign, which won them Leiden University’s Well-being Award.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

CML grants three Stans Awards each year, known as the best PhD paper, best student thesis and best outreach from the past year. The CML staff nominated students and colleagues and this year’s jury Prof.dr. Koos Biesmeijer and Prof.dr. Nicole de Voogd made the final decision.

Three Leiden professors have recently been awarded the most prestigious scientific accolade in the Netherlands: Maria Yazdanbakhsh and Marc Koper have been awarded a Spinoza Prize and Judi Mesman a Stevin Prize. They received their prizes on 13 October.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

The Lorentz Center is a melting pot that is visited by researchers from around the world. ‘Miracles happen’ during the five-day interactive workshops at the Center. And there is an extra reason to celebrate the center’s 25th anniversary. On 28 April, the Dutch Research Council (NWO) and Leiden University…

Egyptologist Marleen De Meyer has been appointed the new Director of the Netherlands-Flemish Institute in Cairo (NVIC). Dr De Meyer has worked for the institute, which promotes Egyptian, Dutch and Flemish collaboration in the field of education and research, since 2016.

Starting February 6, the Leiden interdisciplinary research programme Global Transformations and Governance Challenges (GTGC) will host a lunch seminar series on pressing global governance issues. The series will feature researchers from various disciplines. It promises to be a trove of inspiration and…

Better health for all the residents of The Hague region. This is the mission of Health Campus The Hague – formerly LUMC Campus The Hague. Eight partners – the LUMC, Leiden University, the municipality of The Hague and five healthcare institutions (see box) – are collaborating intensively in healthcare…

Five projects with a lead applicant from Leiden will receive an Open Science Fund grant from the Dutch Research Council (NWO).

Leiden University publishes the highest percentage of preprints in the Netherlands. Why is that and why post your article online before it has been peer reviewed? Professor of Quantitative Science Studies and keen preprint poster Ludo Waltman explains.

Freezers set three degrees higher, a recycling bin for plastic petri dishes or timer switches installed on equipment: a growing number of Leiden University laboratories are taking small – but effective – steps to reduce their environmental impact, via the internationally recognized Laboratory Efficiency…

Marco van Eijk is the new Educational Director of the Bachelor's Life Science and Technology (LST). Since 1 September he has been responsible for ensuring the quality of the programme. ‘LST is a unique programme and everyone has to keep working hard for that. That is my main task.’

Martina Huber, Jacqueline Labra Munoz research Alzheimer's disease. They study ferritine, iron storage in the brain. An inbalance of iron could play a role in this form of dementia.

How do we deal with large sources of greenhouse gases? Do schools provide a socially-inclusive environment for all children? And how can we protect Earth’s nature? These questions have two things in common: they are complex global challenges, and data can help answer them. Mitra Baratchi is computer…

The rules of play for researchers are becoming increasingly complex. This makes it essential that they receive the best possible support with challenges such as complicated grant procedures or strict privacy and ethics requirements. Leiden’s research support professionals have a network in which they…

A special type of mirror to reflect X-rays has more possible applications than space research. Targeted radiation therapy for cancer, for example. Next to his full-time job, physicist David Girou mapped out the possibilities. He will receive his PhD on 14 June.

Thirteen teams of inventive staff rose to the challenge of creating brand-new AI applications to lighten their workload during the AI Cocreation Lab. At the closing ceremony in the Academy Building, participants showed their pitch films, and an expert jury announced the winning prototypes.

Jasper Knoester is the dean of the Faculty of Science. How is he doing? 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.

Students from Leiden University have launched The Nuance Project, a platform for respectful, open-minded dialogue on divisive issues. The aim is to foster connection and understanding among people even if their viewpoints differ.

The annual National Student Survey (NSE) was conducted in the first quarter of 2024. A third of all Leiden University students responded. Lecturer appreciation and atmosphere were rated highly, whereas job market preparation and student well-being remain points for development.

Martina Vijver has been nominated as Teacher of the Year of the Faculty of Science. She gets this nomination for the course Ecotoxicology she taught in 2022. The 52 students who took the course were hugely enthusiastic, as can be read in their positive reviews. What is so great about this course then?…

Human resources

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Funding and training for researchers, a collaborative vision and strategy for teaching, and ways to amplify the voices of students. These are a few of the topics discussed at Una Europa’s General Assembly in Kraków from 26 to 28 May.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. This time, Jasper writes his column from Singapore.

Five Leiden researchers have been awarded a Consolidator Grant by the European Research Council (ERC). This grant of up to two million euros will enable them to continue and expand their scientific research.

How do digital technologies affect adolescent mental health and resilience? How do we foster a secure online environment? How should we deal with increasing rates of online crimes among adolescents? During the mini-symposium ‘The effect of the online world on adolescents’, presented by the interdisciplinary…

PhD candidate Julia Wąsala searches for greenhouse gas emissions in satellite data. As a computer scientist, she bridges the gap between computer science and space research. ‘We really can't do this research without collaboration.’

Researchers Rowie Stolk and Caelesta Braun’s ‘Litigation in the name of public interest’ Kiem project included an interdisciplinary workshop on the same topic. For starting PhD candidates in particular, this was the chance to build valuable connections.

Environmental scientist Rutger Hoekstra addressed the General Assembly of the United Nations on 12 April. And that’s quite a big thing to do. How do you get there as a scientist? And, more importantly, what was his message? In eight questions, Rutger explains what he does and why.

To inhibit proteins that contribute to the growth of aggressive cancer cells, that’s the plan of Professor Bob van de Water and his team. They will receive over 700,000 euros from the KWF Dutch Cancer Society for their research. Researcher Maaike Vreeswijk and pathologist Danielle Cohen are affiliated…

You should start working now, and the positive results will only be seen long after your term has expired. That is just about the worst thing you can say to politicians and policymakers. Yet that is exactly the message of two recent reports on sustainable resource use from the Centre for Environmental…

The Dutch Research Council (NWO) is investing 197 million euros in 11 infrastructure projects that will be of great value to science and society. Leiden University and the Leiden University Medical Center (LUMC) are participating in eight of the eleven proposals.

You might take photos and selfies with your phone's camera, or scan a QR code. But there is much more you can do with it. Astronomer Olivier Burggraaff developed a phone attachment that allows you to take measurements of surface water with your smartphone. He will receive his PhD on 13 December.

Five consortia within the Perspectief programme that include Leiden researchers have received funding to start their research projects. These projects focus on (further) developing technological innovations, with societal and economic impact at their core.

Dick Schoof kan ook wel de buurman van de Haagse faculteit worden genoemd. Vooral vanuit zijn rol bij de NCTV werkte hij veel samen met de Universiteit Leiden en hielp hij onderwijs en onderzoek vooruit, vertelt hoogleraar Terrorisme en Contraterrorisme Edwin Bakker. ‘Voor een kritische vriend was altijd…

The exhibition Leiden celebrates – 450 years of parades at Museum De Lakenhal shows how parades and society have changed through the centuries. Alumnus and historian Danielle van Goethem worked on the exhibition. She gives a preview.

When you think of physics, do you think only of complicated formulas? You’re not the only one. Therefore, every year, the Leiden Insitute of Physics organises the LION Image Award to show another side of physics: beautiful images about intriguing science. The winner of the 2022 photo competition captured…

Fifteen passionate lecturers earned their Senior Teaching Qualification (SKO) on Monday 22 January. Rector Magnificus Hester Bijl congratulated them in the Academy Building. Four of these lecturers talk about what motivated them to take the SKO and how it has benefitted them.

The university is launching a campaign to focus extra attention on our smoke-free university locations. The University is using aptly named cigarette barrels to try to show clearly just how many cigarette filters are being saved from the environment. How harmful are these cigarette filters to the e…

Leiden University has set up two committees to consider issues that are the focus of much attention within our community and society at large. They are the Knowledge Security Committee and the Fossil Fuel Industry Collaboration Committee. Former dean Joanne van der Leun will chair both.

Paul Wouters has been involved in open science for 30 years, from his first introduction to a preprint server in 1992 to his recent roles as Dean of the Faculty of Social and Behavioural Sciences and open science ambassador for Academia in Motion. Wouters is now retiring. He is leaving with high hopes…

Spui Campus, Leiden University’s fourth location in The Hague, will soon open its doors. The former V&D department store’s transformation into a university campus is becoming more visible by the week. Removal vans will soon be driving back and forth to move all the furniture there in time. The first…

How should we address our colonial heritage? And how digital and accessible are our collections? Outgoing State Secretary Fleur Gräper spoke with researchers and heritage specialists about this on 25 January.

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