A new study sugggests that through informal networks, Mesopotamian merchants established a standardized system of weights that later spread across Europe, enabling trade across the continent. The advance effectively formed the first known common Eurasian market more than 3000 years ago. “This is…

Lecture

Dutch influencers like Romy Boomsma and Nina Pierson have a huge following on Instagram and are increasingly sharing book tips there. Researcher Aafje de Roest wants to find out more about the reading culture they are promoting and its effect on the reading habits of their mostly young female follow…

Lecture

On April 1, Marco Spruit, Professor of Advanced Data Science in Population Health at the Leiden University Medical Center (LUMC) and the Leiden Institute of Advanced Computer Science (LIACS), will deliver his inaugural lecture ‘Translational Data Science in Population Health’. Spruit will use the opportunity…

PhD candidate Sibel Bahtiri is one of the new Faces of Science. In videos and blogs, she will show what life is like as a young researcher.

For a long time, Thijs Bosker was an average student, until he discovered how exciting learning becomes when there are no ready-made answers. To his students, he passes on one key message: hope is the driving force that keeps us moving forward. They nominated him as Lecturer of the Year.

Lecture

Study information, Webinar

Study information, Webinar

Technology and privacy, trust and mistrust. A discussion about this broke out when the University installed scanners and students protested. On Wednesday 2 February experts from Leiden University will explore this topic at the eponymous symposium. We called Roy de Kleijn, as a computer scientist and…

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…

Lecture

Lecture, Tuesday Talks: Science Insights

Recently, Engin Yüksel gave a lecture on Russian military concepts from 1853 to the present day and his observations on the Russo-Ukrainian war at the Faculty of Humanities, premised on his recently completed doctoral research.

Festival

Festival

Lecture

The National Bee Count initiative of Professor Koos Biesmeijer (Naturalis/Leiden) and Vincent Kalkman (Naturalis) has received the NWO Communication Initiative Award. The jury praises the initiative, which manages to reach a very wide and diverse audience, while at the same time contributing to the…

The winner of this year’s Iris Medal for Excellent Science Communication is Professor of Science Communication Ionica Smeets.

There should be more social meeting places on our campus. That's one of the outcomes of to the second brainstorming session on the strategic plan. On Tuesday, education and the campus took centre stage during the meeting in Corpus. Professor and programme director Miranda van Eck and student assessor…

EuroScience Open Forum – ESOF - is Europe’s biggest multidisciplinary and prestigious scientific conference. ESOF2022 will take place from 13-16 July 2022 and is hosted by Leiden as the European City of Science (in the Netherlands). The Kamerlingh Onnes Building is one of the locations of the ESOF and…

Yuchen Lian defended her thesis on AI and language evolution at Leiden University.

How do the residents of the Kooi neighbourhood in Leiden find living there? What can we do about loneliness? In this extraordinary academic year, students have been conducting all sorts of research, in Leiden. They presented their initial findings and recommendations at a Learning with the City meeting…

Strengthening the connection between social science and society: that is the mission for the coming year of new LDE trainee Eva Slings. With a Master’s degree in Media and Journalism and experience at TU Delft and Airbus, she is the ideal person for the job. 'Together with researchers, I will experiment…

Lecture

It is a full classroom: more than 30 pupils from 5 and 6 vwo are present to listen to political scientist Leila Demarest's lecture. She gives a brief introduction on the topic she is about to discuss: democracy in the global North and South. At first, the group seems a bit quiet, but when she asks questions…

Webinar with Q&A

Festival

Lecture, Pint of Science

Study information, On Campus Experience

Study information, On Campus Experience

Martijn Kitzen has been appointed professor by special appointment of Military Science at ISGA on behalf of the Royal Netherlands Society for War Studies (KVBK).

Leiden University College students collaborate with peers in Gaza and Myanmar to explore the social determinants of health through storytelling, reflection, and shared lived experience.

This September, Adina Akbik received the Political Science Teaching Award at Leiden University. Created by student members of the Bachelor's and Master's Programme Committees (OLC), the award recognises remarkable teaching at the Institute. Akbik was chosen from five finalists after receiving several…

On Tuesday, November 18, 2025, Ambassador Bert Theuerman (Austrian Ambassador to The Netherlands) hosted a Coffeehouse Discussion exploring the position and impact of women in science and arts at his residence in The Hague.

Psychologists Anna van ‘t Veer and Eiko Fried will start a scientific integrity workshop tour after the summer, called Responsible Scholarship: Psychology. Their aim: giving the subject a more prominent position in the academic’s mind.

Ever since the first edition of the Science Run, the Leiden Student Running Association Currimus has delivered the winning team or the fastest runner. Now the event is back, the new batch of students must uphold the honour. The board is also forming a team: ‘During the upcoming training session, we…

Course

With the long lockdown, it’s been a hard year for Leiden businesses. How can the local economy bounce back and how can the University help? Two talk shows discussing this were recently recorded in the Academy Building. They will be aired on Unity TV on 28 September and 12 October.

What motivates citizens to participate in a citizen science project on plastic pollution? And does that motivation change over time? Liselotte Rambonnet tried to answer these and other questions with her research on the Clean Rivers (‘Schone Rivieren’) project. Rambonnet is a PhD student at the Institute…