Over the last decades, aviation safety has improved strongly. As a downside, airline pilots do not have as many opportunities to develop through experience the competencies that they need in critical situations.

Promotores: G.R. de Snoo, W.T. de Groot, Co-promotor: C.J.M. Musters

A defining fixture of our contemporary world, video games offer a rich spectrum of engagements with the past.

In our lives we often have little attention or appreciation for plants, let alone the ones we commonly call weeds. This inattention for plants has been described as plant blindness. The Stoepplantjes project aspires to decrease plant blindness by changing the image of weeds and using citizen science.…

Pharmacologist Walter Boiten developed a new method to determine the amount of lipids in a person's skin. With this method he tested the effects of a new cream he developed for eczema patients. The first results are promising. Boiten defends his dissertation on 15 January.

The Chairman IBM Europe & Country General Manager IBM Netherlands, Harry Van Dorenmalen, gave a guest lecture in the M.Sc. ICT in Business course ‘˜Change Management‘™. Van Dorenmalen emphasized the need in the current knowledge economy for people to become specialists. His lively lecture discussed…

Leiden Observatory is going to use a new technique to carry out calculations on gravitational lensing measurements. They will do this is the context of research into the formation of elliptical galaxies. Alessandro Sonnenfeld (University of Tokyo) who developed this technique joined the research team…

Eighteen researchers from Leiden University have been awarded a Veni grant by the Dutch Research Council (NWO). This grant gives promising young researchers the opportunity to develop their ideas for a period of three years.

Humans can see the world through the eyes of other humans and imagine what they know, want, and intend. This competence is known as Theory of Mind.

Sarah Giest and Annemarie Samuels, both Assistant Professors at Leiden University, researched the quality and coverage of the data being collected for policiymakers to be used, specifically pertaining to minority groups.

Promotor: Prof.dr. M.K. Richardson, Co-Promotor: F. Witte

In this article, Barrie Sander, Assistant Professor of International Law, adopts a narrative theoretical lens to examine how security is constructed, contested, and narrated within three EU regulatory frameworks at the intersection of climate and AI governance - the Critical Raw Materials Act, the AI…

The P.J. Cosijn Research Fellowship is an initiative to give promising Research MA students of Leiden University with an interest in Anglo-Saxon Studies the opportunity to conduct research on Old English language and literature. The Cosijn Fellowships are part of the ERC-funded project ‘Early Medieval…

Situated at the crossroads of the Indian and Pacific Oceans, the Spanish Philippines offer historians an intriguing middle ground of connected histories that raises fundamental new questions about conventional ethnic, regional and religious identities.

De semantiek van Aristoteles: waarheid en betekenis in het tijdperk van het darwinisme

On 30 January 2024 Jurre van der Meer successfully defended a doctoral thesis and graduated.

On 15 September, Democracy Day, Michael Klos, researcher/teacher at the Department of Jurisprudence of Leiden Law School appeared as a guest on Radio Weetlust.

The Pre-PhD Programme offers master’s students the chance to gain research experience. ‘The programme helps you discover if doing research is something for you’, says Bastiaan Ganzen, the programme’s Academic Coordinator.

Het Leids onderzoek naar gedwongen uithuisplaatsingen van kinderen heeft veel stof doen opwaaien. Op een congres bespraken meer dan 250 mensen het onderzoek verder om zo de situatie voor ouders en kinderen in de toekomst te verbeteren.

On 12 September the students of the European Law Master gathered in the Lorentzzaal for the festive opening of their programme.

Not all students who are thinking of doing a master’s programme at Leiden University can come to the Master’s Open Day. Hence the first Webinar Week, from 2 to 5 December. ‘Online video is the way to reach today’s generation of prospective master’s students.’

As many as 180 Leiden University alumni met in Brussels last week. A young, diverse and international group, they listened attentively to speeches by Luc Sels, President of the Executive Board, and Geoffrey van Leeuwen, NATO Chief of Staff and Leiden alumnus.

The American Library Association has selected the Space Scoop website as one of the Great Websites for Kids (GWS). Space Scoop, which launched a dedicated website one year ago, provides the latest space news to educate and inspire children. The website will be included in a compilation of exemplary…

In his book The magic of healing, Willem van der Does talks about 14 pioneers in the history of psychiatry. These pioneers all had one thing in common: they started with a radical idea which led to great enthusiasm.

The marine shipping industry is one of the strongest emitters of nitrogen oxides (NOx), a pollutant detrimental to ecology and human health. Over the last 20 years, the pollution produced by power plants, the industry sector, and cars has been decreasing.

All countries have turned into a global no-go zone and in the Covid-19 crisis flying citizens back home is an unprecedented logistical operation. More hidden from view is that helping people is one thing, but getting through to an elusive public with the objective of inducing behavioural change, is…

Anyone in Leiden wanting to join a student association has plenty to choose from. But the risk of alcohol abuse is a very real one. Leiden University, Leiden University of Applied Sciences and dozens of student associations have signed a new alcohol covenant that promises they will do their best to…

Of the 17 Rubicon grants that NWO recently awarded, three have gone to researchers at Leiden University. They can spend a longer period of time doing research at an institute abroad.

Recently, a paper by Peter Grünwald was published in the prestigious scientific journal Proceedings of the National Academy of Sciences. Grünwald is full professor of Statistical Learning at the Mathematical Institute and senior researcher at Centrum Wiskunde & Informatica.

This study presents a re-evaluation of Malay adventure stories.

Confidentiality clauses that contain penalty clauses in television production contracts are common, permissible and useful, but can never be invoked against disclosing misconduct, such as unacceptable behaviour. This is claimed by Dirk Visser, Charlotte Vrendenbarg and Richard Trouborst in their article…

In 2021, the National Cyber Security Centre (NCSC) asked Leiden University to conduct a rapid review of best practices and possibilities for follow-up research on the integration of behavioral sciences in security by design methodologies and projects. This academic field is called security by behavioral…

This book questions the accepted origins of the field of International Relations (IR). Commonly understood to have emerged from the horrors of WW1 with the goal of bringing about world peace, the authors argue that on the contrary, IR came from a somewhat less noble tradition – that of the Round Tab…

We’re delighted to announce our plenary speakers.

A management strategy has been developed for field margins to reduce pesticide drift to non-target areas and to promote biodiversity on arable land. To this end, 3 and 6 m wide strips along the edges of winter wheat, sugar beet and potato crops have been left unsprayed with herbicides and insecticides…

What is Leiden University doing to reduce energy consumption and move away from fossil energy? Where can you find information about energy? And what changes can you make yourself?

Care conferences for long-term residents (15+ years) in forensic mental health care are widely appreciated by all parties involved. Research by Leiden University shows that the demand for these meetings is so great that the supply cannot be met within the desired time frame.

On March 16 students and alumni of the Advanced LLM in European and International Human Rights Law were brought together in an online Zoom event organized by our programme coordinator, Mahshid Alizadeh, and head of the LLM, Rick Lawson.

The Faculty of Humanities at Leiden University values an inclusive learning environment where all students are supported to realize their full potential. We consider diversity of thought, approach, background, and identity essential for high-quality research and learning. We therefore want to facilitate…

Composer Paul Craenen (1972) is actually a pianist, but as part of his PhD ceremony, he performed a composition on PVC pipes. Craenen studies the position and role of the body in music. ‘I am interested in what precedes the resulting sound’.

When you stretch an elastic band, it gets longer. But imagine a material that actually becomes shorter when you pull on it. Sounds strange, doesn’t it? Yet that’s exactly what physicists from Leiden University, AMOLF, and ARCNL have managed to create.

Students from the Royal Academy of Art The Hague (KABK) designed the 450 lustrum logo.

Research and design are two activities that are becoming increasingly important in the Dutch subjects O&O (‘research and design’) and NLT ('nature, life and technology’). The dissertation of Tessa Vossen (ICLON and Faculty of Science) indicates that teachers and students understand the importance of…

On Thursday 24 of June, GTGC’s Assistant Professor Valentina Carraro, presented her work on regime complexity during the Conference of the Academic Council on the United Nations System (ACUNS).

In this thesis, the role of plant-mediated soil legacy effects in shaping aboveground plant-insect interactions was investigated.

Promotor: P. Stevenhagen, Co-promotores: B. de Smit, F. Andreatta

The Old Obervatory Leiden is one of the partners of the local learning ecosystem ‘Verwonder om de Hoek’, an educational platform from Leiden that lets school children and families wonder about the world of Nature, Science, Technology and Sustainability. On this page you will find the educational programmes…

Together with colleagues from the Stimson Center and in the framework of the Global Governance Innovation Network, Dr. Joris Larik has recently published the report