Dean of the Faculty of Science Jasper Knoester gives a glimpse into his life every two weeks. This time he takes a tour with the Executive Board and visits two institutes of our Faculty. ‘For administrators, these are informative and stimulating opportunities, which unfortunately don't happen often…

Once a year, former employee and avid runner Dennis Hoencamp returns to his old workplace. That’s when he competes in the Leiden Science Run. As an event coordinator, he once devised the relay race as an anniversary activity. It grew into an annual event for the entire University and the Bio Science…

It’s about much more than learning how to write a readable piece or give a presentation that doesn’t send the audience to sleep. The intensive Science Communication Summer School gives young scientists the chance to really make contact with the public.

Luckily we’ve been able to meet up on campus again for a few months now after two years of mainly online teaching. Alongside the inconvenience, enforced digitalisation has brought us valuable innovations and smart tools. The question is: what’s going well and what could we do differently? I’d love to…

An international team of astronomers led by Ardjan Sturm of the Observatory has made the first two-dimensional inventory of ice in a planet-forming disk of dust and gas surrounding a young star. The researches, including Melissa McClure, used the James Webb Space Telescope and publish their findings…

People already diagnosed with a mental disorder before the COVID-19 pandemic did not show a disproportionate increase in symptoms afterwards. This is one result from the first systematic review of longitudinal studies following their study population from before to during the first eighteen months of…

Smiling faces, a mass dance and a bit of awkwardness: after two ‘corona editions’ of EL CID, the Leiden introduction week is back with a vengeance this year. A total of 3,412 first-year students from Leiden University and University of Applied Sciences Leiden, accompanied by 486 mentors, started EL…

De Faculteit Archeologie bestaat dit jaar 25 jaar. Ter ere van dit jubileum opende de faculteit op 1 maart zijn deuren voor het brede publiek.

Roderick Bouman is collection manager of the Leiden Hortus botanicus. He keeps track of which plants there are in the garden, where they come from and makes sure visitors can find the right information about them. ‘We are like a regular museum,’ says Bouman. ‘Except that our objects are alive. That…

You may know it by the umbrella term 'citizen science'. You may also use terms such as volunteer mapping, patient co-researcher, or even community engaged learning to describe participatory practices in your research or teaching. No matter what you call it, there’s plenty going on when it comes to this…

Over 40 hard-working programme directors and chairs met for the first time in the Academy Building on 27 October to exchange knowledge and experience and gain new inspiration. Rector Magnificus Hester Bijl opened the meeting with an update on strategic developments in higher education.

Connecting worlds, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. In that respect, a huge amount happened at Leiden University in 2023.

What is freedom worth in times of hunger? ‘Beleg’ is a modern interpretation of Lucretia van Merken’s 1774 play. With five performances in Leiden’s Schouwburg theatre, the play is a prominent part of the Relief of Leiden celebrations, and Leiden alumni are playing a big role. Take a look behind the…

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.

Leiden researchers have developed a groundbreaking model to advance cancer immunotherapy. Using a 3D printer, they create mini-tumors within an environment that closely mimics human tissue. They have also developed a method to monitor real-time interactions of these mini-tumours with immune cells during…

Astronomers have used data from the European Gaia Space Telescope to discover 55 high-speed stars launched from the young star cluster R136 in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. This increases tenfold the number of known “runaway stars” in this region. The team of astronomers,…

Leiden students often prefer complicated theory and a difficult test to experiments. Yet associate professor Paul Logman believes students learn a lot from practical teaching. He challenges his students to come up with their research questions themselves. The Leiden Institute of Physics (LION) is at…

Cleveringa Lecture

Arts and leisure, Arts and leisure

The English-language interdisciplinary minor ‘AI and Society’ explores the role of artificial intelligence in our society. The interdisciplinary nature of the minor is proving beneficiary for students and lecturers alike. We sit in during a class.

Health conditions and social problems often go hand in hand. To address this complex issue in families in The Hague, researchers, managers, support services, policymakers and residents are joining forces. What are the results of this transdisciplinary approach?

Immigration and naturalisation policies are an important theme in the upcoming Dutch elections. The Netherlands should be mindful of its immigration narrative, says PhD candidate Hannah Bliersbach, as this greatly influences the relationship between ‘new’ citizens and their new home country.

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).

They are not always in the spotlight but are essential to our scientific research: Leiden research support professionals. And their network is growing and professionalising all the time. Over a hundred such professionals shared knowledge and gained inspiration at the Leiden Research Support Network…

There are many tributaries to Rosalin Kuiper’s story and they all lead to the sea. The 28-year-old sailor was one of the five-person Team Malizia in the world’s most prestigious sailing competition: the Ocean Race.

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…

They are responsible for a wide range of bachelor’s and master’s degree programmes but have more than enough in common to discuss: the programme directors and chairs. They met for the second time on 25 April to share knowledge and experiences and receive an update from Hester Bijl on strategic developments…

What sets Leiden University apart from other universities? And what research themes would you like us to showcase to the outside world? Share your ideas in our online consultation over the next two weeks.

How has progress been made on diversity and inclusion at Leiden University over the past decade? Attendees reflected on this at the D&I Symposium 2024: Untold Stories. And in the workshops, students and staff discussed the next steps toward a more inclusive community.

Arts and leisure, Arts and leisure

Career development, Working effectively

PhD defence

Arts and leisure, Personal development, Arts and leisure

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Arts and leisure, Arts and leisure

Arts and leisure, Arts and leisure

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447th Dies Natalis

Siemens recently took over the Leiden software company Culgi, founded by professor and inventor J.G.E.M. (Hans) Fraaije. We spoke to him about the algorithm that made him successful, the role of a university in our society and his ambitions at Siemens. ‘I was looking for Siemens, and they were looking…

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