Lecture

Discovering while still studying whether work in science might be for you. That is what students get during the faculty Research Traineeship Programme. On Friday 1 September, they presented their results to each other and their supervisors.

Sky-high energy prices and a climate that keeps getting warmer: it’s clear that we have to turn down the heat. Sustainability Day on 10 October will mark the start of our five-month Energy Campaign and we’ll be making the switch. Sustainability Coordinators Aranka Virágh (Real Estate) and Marlies Nijemeisland…

In large numbers, lecturers from the History study programme responded to the call to share tips for online and hybrid education. Everyone can now take a look at these tips on the university website, says chair of education Kim Beerden.

Wat betekent het om alumni te zijn aan de Faculteit der Rechtsgeleerdheid? Naast een maandelijks blad en een groot netwerk organiseert de faculteit ook jaarlijks het alumni-evenement ‘Leiden Revisited’. Wie zijn deze alumni en waarom blijven zij graag actief?

The social sciences are vital in navigating complexities, fostering understanding and bridging divides. This was celebrated during the faculty opening of the academic year.

The nominees for the IRO Thesis Prize 2025 and the Prof. Dr. J.Th.J. van den Berg-prijs 2025. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

After a long night of partying, hundreds of people head to Leiden’s Van der Werfpark early on 3 October for a good singsong. Lecturer in Dutch literature Olga van Marion helped compile the new songbook for the occasion. Which songs were left out and which new hits have taken their place?

PhD candidate Agnes van Steen researched the history of the Leiden women’s rights movement (1860-1990) and found that the university produced many feminists.

Over 20,000 students, lecturers, administrators, support staff and many others protested on 25 November against the plans to make billions of cuts to higher education. Students and staff from Leiden University also travelled to The Hague to voice their objections to the disastrous plans.

The prestigious journal Science Translational Medicine has published a study by researchers from the Institute of Biology Leiden (IBL) on a potent new antibiotic that can overcome resistance. ‘The idea was to tweak the original antibiotic and create a next-generation drug’, says Nathaniel Martin, professor…

The Netherlands is embroiled in a complex nitrogen crisis. Berent Baris wants to use his NitroGenius game to demonstrate the complexity of this crisis.

Traces of the past remain hidden in rivers, lakes and seas. In his inaugural lecture Martijn Manders will explain why underwater archaeology is important to understanding our history.

One discovered that arteriosclerosis resembles an autoimmune disease, while the other developed a system to aid in the search for new medications. For these achievements, Marie Depuydt and Jurren de Groot were awarded the Krijn Rietveld Memorial Innovation Award on the evening of Tuesday 4 June.

The goal of alumnus International Studies Dennis Jansen (24) is to make the voice of young people heard in the climate debate. In November he is going to el-Sheikh in Egypt, where the Climate Change Conference is being held.

Delft, Nov. 15th, 2022 – Today, eight professors were simultaneously inaugurated as ‘Medical Delta professors’ at Leiden University, LUMC, TU Delft, Erasmus University and/or Erasmus MC. With an appointment of two or more of these five academic institutions, they combine technology and healthcare in…

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.

This week we welcomed a high-level delegation from the Dutch Research Council (NWO) and the National Natural Science Foundation of China (NSFC) to Leiden’s Institute of Environmental Sciences (CML).

Dutch and Flemish partners, including Leiden University, are joining forces as the European Digital Media Observatory (EDMO) in the fight against the spread of fake news, and have received the support of the European Commission.

The past year was once again a year of outstanding achievements and strong engagement for the Faculty of Social Sciences. In this hall of fame, we proudly highlight a selection of awards, grants and appointments as part of the many valuable contributions — visible and behind the scenes — that together…

PhD defence

PhD defence

PhD defence

PhD defence

Conference

PhD defence

PhD defence

Staff from Leiden University are starting the Dutch universities’ staggered strike against the government cuts on 10 March. Follow the strike in this liveblog.

Conference

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

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.

An impressive speech by Dean Jasper Knoester, a lecture by top researcher Mario van der Stelt about brain messengers, and the presentation of the faculty awards. 2025 begins on a hopeful and festive note, with a toast to a year of fruitful collaboration within and beyond the faculty.

Using enslaved people as servants, becoming an administrator in the Dutch West India Company or making uniforms for the colonial army. Many people from Leiden played a role in colonialism and slavery. Historians are conducting preliminary research and finding striking examples.

The LUCAS Dissertation Prize has been awarded to Dr. Renske Janssen for her PhD thesis Religio Illicita? Roman Legal Interactions with Early Christianity in Context.

2025 was a year to remember at our faculty. We celebrated our 450th anniversary, launched new degree programmes and welcomed many inspiring speakers, yet we also felt the weight of budget constraints. Our year in a nutshell:

PhD defence

Informatiemiddag

Alumni event

Just Peace Festival

Lunchbyte XL

PhD defence

Arts and culture

Lecture, Workshop

PhD defence

Festival, Viering

Conference, D&I Event

Course