OSCL members, amongst which our representative in the Archaeology faculty, were part of Data Carpentry for Social Sciences. Here's what happened.

Smiling faces, sweltering heat and a record-breaking donation – that was the Leiden Science Run 2025. On Saturday 21 June, the Leiden Bio Science Park turned bright orange as enthusiastic runners completed 4.5 kilometres to support research for vulnerable children.

Water is all around us and is vital for all aspects of life. Studying the various compounds and life forms that inhabit natural waters lets us better understand the world around us.

Hwæt! You've heard of the adventures of the mighty Beowulf. You've heard of the brave folk standing beside him, and the awe-inspiring foes standing against him. But where their legend still lives, their tale ended long ago... Let us begin a new saga, let us find new heroes, weave a new story - by the…

June 23rd was the annual Science meets Business & SBB barbecue. The event offered brilliant opportunities for SBB alumni to meet companies for internships, job openings and networking, or to just reunite with old friends.

By comparing individual health data with population data, doctors can provide personalized health advice and patients can learn from each other's experiences. Wessel Kraaij, professor of Applied Data Analytics shows how personal data can have predictive value.

We would like to draw your attention to the following advertisement which was originally disseminated by the Dutch Breast Cancer Foundation, in collaboration with Leiden University

The future of Europe as a community of democratic states is deeply uncertain. The European Union, founded to promote ‘ever closer’ integration, aims nominally for peaceful, prosperous cooperation. But this ideal has been battered by a series of bruising crises, and now by war.

The Oxford Handbook of Dutch Politics provides a comprehensive longitudinal overview of the state of the art of academic research on the Dutch political system: its origins and historical development, its key institutions, main fault lines, pivotal processes, and key public policy dynamics. In each…

Design of a Linguistic System for Interstellar Communication Based on Logic

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

Lecture

Seminar

The university campus at Leiden Bio Science Park will change rapidly over the next few years. A short film shows the transformation to a full campus. See what this mix of new university buildings, student accommodation and restaurants and cafés will look like. And sustainability and biodiversity won’t…

On 7 February, the first co-creation event of the Expanding (Event) Horizons project took place at Leiden University. Nearly 30 educators, scientists and consultants from diverse backgrounds designed inclusive projects for engaging students from underrepresented minority groups with educational Science…

How to create an unforgettable astronomy experience for tourists? And how to create fun activities that also have scientific and educational value? The Astronomy & Society Group at Leiden Observatory has translated a manual that answers those questions. The Observatory’s public engagement team hopes…

What does it mean for a citizen to be ‘literate’ in astronomy? Astronomers who participate in outreach to the general public experience various degrees of astronomical knowledge among people. But so far, there had not been a systematic evaluation and definition of what astronomical literacy actually…

The Dutch Ministry of Finance commissioned the scientific institute for economic research SEO Amsterdam Economics to investigate to what extent the benefits system and the provision of services have been improved in recent years. The aim of the research project is to determine whether the legal framework,…

If you have a plan that could improve the education or the learning environment of the Faculty of Humanities in terms of diversity or inclusion, you can apply for a grant from the faculty’s JEDI Fund. This year, Nasreen has been helping to develop a new syllabus for the first-year Ancient History co…

Computer scientist Matthijs van Leeuwen is one of four science faculty members who obtained the Senior Qualification in Education in 2021. What was that like and what drives him? ‘In my own education I would have liked to see more attention paid to the responsibility that machine learning and data mining…

The Leiden Bio Science Park (LBSP) is very important not only for the city of Leiden but also for the Leiden region and the Netherlands as a whole. This is the finding of an investigation conducted by the Leiden-Leiderdorp Audit Committee. The large-scale development of the LBSP in recent years has…

Lecture

As of 1 September 2024, Thed van Leeuwen is professor by special appointment of the chair “Monitoring Open Science Policies and Practices” at the Centre for Science and Technology Studies (CWTS) at Leiden University. The mission of the chair will be to understand the changes in policies and practices…

With the economic surge in East Africa, the East African Community, formally founded in 1999 and now consisting of Kenya, Tanzania, Uganda, Rwanda and Burundi, is rapidly developing. A common market is being established, and a monetary union is under construction. The EAC thereby forms an important…

Festival

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

Come to the Night of Arts and Science in Leiden 's historic city centre on 17 September. You can enjoy music, interactive experiments, theatrical plays, lectures, modern dance, comedy and much, much more. Many of the activities are in English.

Seminar 12th of April

As schools in the U.S., students have to enter through security gates; schools in Belgium were forced to remain closed for several days after the attacks there; and even in the Netherlands various bomb scares have led to children having to stay at home. And yet fear of terrorism remains a difficult…

How do we get better at detecting research errors? And how do we ensure that we no longer see those errors as evidence of our inability, but as keys to better and more reliable research? Scientists offer advice during the third Psychology Connected.

This article describes the creation of an app that can help raise climate awareness and the action globally.

This is a Special Issue of the peer-reviewed journal 'Social Sciences and Missions', which provides a forum for exploration of the social and political influence of Christian missions worldwide.

Arco Timmermans, Professor by special appointment Public Affairs at Leiden University, brought sience to practice by designing an “ideal” academic education programme on public affairs, to be embedded and taught at the graduate level.

PhD defence

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

In January 2020, Dr Min Jung Cho and Dr Annie Trevenen-Jones of LUC The Hague applied for the LUF - SVM (Stichting Verpakking en Milieu/ Foundation for Packaging and the Environment) grant. In June 2020 they were awarded a grant amounting to the sum of €75,000.

How do old and new Information and Communication Technologies (ICTs) relate to new social and political movements in Central Africa? What does this tell us about Africa and the Information Age?

Distracted eating is common and has adverse health consequences. Read more about the research of Leiden social psychologist Lotte van Dillen and some strategies to combat that behavior.

SRON, the Netherlands Institute for Space Research, is holding an open day on Sunday 25 September. It has had a branch at the Leiden Bio Science Park since 2021 and works closely with Leiden University.

Political scientist Maurits de Jongh (Leiden University/Sciences Po) argues that political liberalism is self-defeating as a framework of justification for liberal conceptions of justice. He explores how the framework's self-imposed criterion of acceptability in the eyes of all reasonable citizens leads…

Political scientist Nicholas Vrousalis (Leiden University) reviews the recent literature on exploitation. He istinguishes between three main species of exploitation theory: (a) teleology-based (including harm and mutual benefit) accounts, (b) respect-based (including mere means, force, rights, and fairness)…

The Citizen Science Netherlands (CS-NL) network was officially launched this month with the aid of an Open Science NL grant. The new vision for this network was presented on 28 May.

Making sensitive data reusable through synthetic data generation

This dissertation, Layered Loyalties: The Natuurkundige Commissie in the Netherlands Indies (1820-1850), studies the Natuurkundige Commissie.

Science is under pressure and ‘alternative facts’ are increasingly being taken as truth. On 22 April, scientists will let their voices be heard on Museumplein in Amsterdam, for anyone with a passion for science. Zsuzsika Sjoerds is co-organiser of this March for Science and explains why knowledge is…

In a survey held last year by the publication Elsevier, Leiden's Computer Science programme was voted by students as the best university programme of its kind in the Netherlands. And the Rotterdam Economics programme was voted the best in its field. Leiden University now offers a combined study based…