People in the Early Bonze Age used bronze artefacts as a means of payment. This is the conclusion reached by archaeologists Maikel Kuijpers and Catalin Popa in a PLOS ONE article published on 20 January.

The Hortus Talks is a podcast series as well as a botanical college tour, recorded in the greenhouse in the middle of the Hortus Amsterdam. The theme of the podcast was plant migration. In this context Anastasia explained the importance of understanding how hunter-gatherers impacted past landscapes…

All of society is having to deal with the effects of staff shortages. Hospitals are unable to fill their duty rosters, primary schools are having to close their doors for one day per week, and trains are being cancelled on a regular basis. But why is that exactly? Professor of Economics Olaf van Vliet…

More European countries are introducing border controls, clashing with the ideal of free movement within Europe. Daniel Schade, Assistant Professor of EU Studies at Leiden University, analyses this development in The Washington Post.

Facility, Organisation

On Tuesday 30 September 2025, PhD candidate Jonathan Collins will defend his dissertation A Wolf in Sheep’s Clothing: A Mixed-Methods Analysis of the Far-Right Alt-Tech Social Media Movement in Leiden’s Academy Building. His work examines the communication dynamics of far-right communities on alternative…

Workshop

Workshop

Workshop

Workshop

Workshop

Workshop

Marieke Liem, professor at ISGA, discusses how the number of drug-related murders has not decreased in the last years

It increasingly seems that Elon Musk has taken it upon himself to decide what can and cannot be said on Twitter. He bought the platform with the message that there would be room to say whatever you desired, but he himself is casting doubts on that principle.

Many children experience trauma and if they are unable to deal with it properly, it can have a huge personal and societal effect. Building resilience in vulnerable children and young people should therefore have the highest priority. This is the message of Anne-Laura van Harmelen, Professor of Brain,…

The steady decline in lethal gun violence in the EU came to halt in 2012 and some countries, such as Sweden, have even noticed an increase since then. An arms race among drug criminals and an increase in the availability of illegal firearms could lead to more criminal and gun violence. This is one of…

Ten scientists from Leiden University will receive a Starting Grant from the European Research Council. This will allow them to launch their own project, form their own research team and implement their best ideas.

Setting a good example by showing that it’s good to make choices. That it’s okay say ‘no’. And as a manager, using a range of tools for Recognition & Rewards. Bram Klievink, Scientific Director and Professor at the Institute of Public Administration, shares his ambitions for Academia in Motion.

This year, eleven exchange projects from Leiden University received an Erasmus+ International Credit Mobility education grant. The total award of almost €510.000 enables 98 students and staff members to go on exchange.

Workshop

Political scientists study topics that affect society, but their work often remains out of the spotlight. Not always: the research of Leiden political scientist Simon Otjes does have a visible impact.

People in the Early Bonze Age used bronze artefacts as a means of payment. This is the conclusion reached by archaeologists Maikel Kuijpers and Catalin Popa in a PLOS ONE article published on 20 January. The discovery led to a surge of media reports.

Mensen werken niet alleen liever samen met leden van hun eigen ingroup, ze concurreren er ook liever mee, lieten Leidse onderzoekers in een sociaalpsychologische studie in 51 landen zien. Dit ‘nasty neighbor’- effect was een grote verrassing voor de onderzoekers, totdat ze in studies over dieren doken.…

South Korean smash hit Squid Game is on track to becoming the most successful Netflix production ever. The series is number one in over 90 countries. Professor and Korea expert Remco Breuker can see why South Korean pop culture is becoming so popular, also outside Asia.

From a queer art exhibition to a podcast about people with disabilities, the JEDI Fund this year again honored several projects that contribute to diversity and inclusion.

The war between Russia and Ukraine, the conflict in Gaza or the global rise of the far-right: topics that stir up emotions but are also regularly discussed in classes at Political Science. Moreover, with a diverse group of students, there is a great diversity of life experiences, backgrounds and opinions.…

Education

JUSTREMIT and the Institute of Security and Global Affairs at Leiden University will host a conference on 12 and 13 October on Global Regulatory Regimes and Remittances. invite paper and panel proposals for consideration for the third JUSTREMIT Conference. Academics, practitioners from the regulatory…

The interdisciplinary, English-taught minor ‘Violence Studies’ looks at violence from very diverse scientific perspectives. What are the benefits from this approach? Students and lecturers evaluate: ‘This minor’s a goldmine’.

Lecture, Seminar

KITLV&VVI Research Talk

113 Suicide Prevention gave a guest lecture about suicide prevention at the Spanish Steps in Wijnhaven

PhD defence

Extremist users of Telegram are moving en masse to other chat apps, such as the anonymous SimpleX. In this way, they hope to avoid detection, now that Telegram founder Pavel Durov is going to share personal data of criminal users with authorities.

People need to get to know each other to see the positive side of migration, according to photographer and documentary maker Koen Suidgeest. Since the end of September, Suidgeest has been the new city photographer for the region of Leiden. His goal is to photograph as many cultural identities as possible…

Seger Kersbergen studied the Cabo Verdean nightlife in Rotterdam. He explains how their music describes their nightlife and daily lives.

Debate

Lecture

Symposium

PhD defence

Four researchers from Leiden University have been awarded prestigious Vici grants the Dutch Research Council (NWO) has announced. The honoured applications are from researchers at the Faculty of Social and Behavioural Sciences, Leiden Observatory, the LUMC and the Faculty of Archaeology.

Education

After an extensive content analysis of the coalition agreement, a sharp fall can be seen in the focus on education & culture, science & technology and defence. This is the conclusion of university public administration professors Gerard Breeman and Arco Timmermans. They compared the content with all…