Developmental psychologist Ili Ma has been awarded an ERC grant to investigate misinformation among teenagers, aiming to bolster their resilience against its potentially severe consequences.

Have you just started your new job at Leiden University? On this page you'll find an overview of several useful pages and tips to help get you started.

The government, the people and the country were in desperate straits. This about sums up the state of affairs in the Disaster Year of 1672. It was 350 years ago, and to mark the occasion PhD candidate Roosje Peeters collaborated on a series of letters to and from a key political figure Johan de Witt,…

How do you write a good news article? Here are a number of guidelines to help you.

If you have an idea for a new degree programme, be aware that the registration procedure is complex and time-consuming. Your faculty, the Executive Board, the Efficiency Committee for Higher Education (CDHO) and the Accreditation Organisation of the Netherlands and Flanders (NVAO) must all approve.

The EU proposal for a regulatory framework on artificial intelligence will not prevent the dangers of cybercrime or the spreading of fake news using ChatGPT. Cyber criminals can use the new technology to write harmful software, phishing mails and fake news.

Governments are increasingly cracking down on tech companies like X, Telegram and Clearview that flout the law, with a fine, ban or criminal prosecution. In practice, however, this has little effect. A tougher stance is needed, argues Bart Custers, Professor of Law and Data Science at eLaw – Center…

In a new essay for Ethics & International Affairs, Dr Henning Lahmann, Assistant Professor of International Law & Technology at eLaw, addresses the question whether states should resort to social media to warn a civilian population ahead of military operations.

Since 1 January 2020 - with the transition to the Dutch Civil Code - the system of writing off leave has changed. When you take leave, the system automatically writes off the hours that fall due first.

Lecture

LUC historian Jacqueline Hylkema unmasks forgeries from the early modern Dutch Republic in the research project "Mapping the Fake Republic".

The Babylab, part of the Leiden University Centre for Linguistics (LUCL) and SSH Labs infrastructure, has recently introduced a new eye tracking device for conducting research into first language acquisition.

Organisation

Organisation

Education

Inequality could be addressed in the classroom without taking too much time, effort or money. By making one small change, teachers can make a big difference, says Professor by Special Appointment in Equal Educational Opportunities Lisa Gaikhorst in her inaugural lecture.

Course, Inloopuur

People can be easily mislead with graphs. But they don’t necessarily stay misled, the research shows.

Facility

If you find a new job or if your contract is coming to an end, there are a number of matters to consider.

PhD defence

From deepfakes and disinformation to killer robots, surgical robots and AI lawmaking: AI (Artificial Intelligence) is changing our world. That raises the question whether this requires some form of regulation. At eLaw, the Center for Law and Digital Technologies at Leiden University, prof. Bart Custers…

In traditional style, 2025 was ushered in at our faculty with the Meijers Lecture followed by the New Year's Reception. On Thursday 16 January 2025, the Meijers Lecture took place in the Lorentz Lecture Hall where the Meijers Prizes and the Van Wersch Springplank Prize were also awarded. At the New…

Finance

The use of fire can tell us a lot about human evolution. Archaeologist Femke Reidsma has developed a more accurate technique to identify how our ancestors used fire. Existing archaeological studies will need to be revised. Reidsma’s study was published in Nature Scientific Reports on 2 November.

BrainTrain: an initiative from Leiden University in which a team of students visit high schools to make adolescents more resilient against disinformation on the news and on their socials. In an interactive two-hour guest lesson, high school pupils discover how easily their brains can be tricked into…

Course, ARCHON Workshop

Lecture, Leids Actualiteitencollege

Nikki Ikani, Assistant Professor Intelligence and Security at the Institute of Security and Global Affairs (ISGA), has recently published her latest monograph 'Crisis and change in European Union foreign policy' with Manchester University Press.

As a bachelor student of Bio-Pharmaceutical Sciences, Femke Vlaswinkel wrote a research proposal she was allowed to carry out in her master’s BPS. Femke subsequently graduated with honors. Her research was published in the journal Scientific Reports, she won an award from the Dutch Pharmacy Society…

In early 2026, the Ethics Committee aims to launch a new registration procedure that will allow researchers with a low ethical risk to be assessed more quickly. To assess this risk, the committee will be testing a list of nine screening questions in the coming months. Feedback is welcome.

Leiden researchers, led by Sebastian Pomplun developed a new method to screen hundreds of thousands of molecules for drug discovery, using mass spectrometry instead of DNA tags. ‘We wanted to make drug discovery faster and more accessible.’

What do the election results say about the Netherlands today? Students and experts discussed this at an Election Breakfast organised by study association Diqit. Analysts, including Hans-Martien ten Napel, Associate Professor of Constitutional and Administrative Law, notice a new dividing line in Dutch…

How do cells repair their damaged DNA—and what happens when that process is hindered and cancer arises? Sarah Moser has taken a closer look during her PhD, uncovering surprising insights that could help improve future cancer treatments.

Wouter Weeda has been appointed Scientific Director of the Institute of Psychology by the Board of the Faculty of Social and Behavioural Sciences. He will start on 1 December 2025 for a period of three years, succeeding Hanneke Hulst.

Organisation

Lecture, Lunch Research Seminar