From 7 to 8 June 2018 Leiden will host the annual 'Politicologenetmaal'. Political scientists active in The Netherlands and Belgium will convene in and around the Faculty of Social and Behavioural Sciences to discuss important themes and developments in the field. Registration for this conference is…

No, the Netherlands is not a tax haven, the new State Secretary for Tax Affairs Marnix van Rij said shortly after his introductory meeting with Dutch Prime Minister Rutte. Yet there are numerous reports that describe the Netherlands' role as a tax haven.

The Leidse Instrumentenmakers School (LiS) has received the Leiden erepenning—an honorary medal that is awarded each year during the celebration of the Leids Ontzet to a person or institute that has done a great service to the city of Leiden.

The annual Computer Applications and Quantitative Methods in Archaeology (CAA) conference is the most important scientific event in the field of digital archaeology.

From 1 to 2 June 2017 Leiden University hosts the annual 24-hour Political Science Conference (‘Politicologenetmaal’). This event will bring together political scientists and practitioners from Flanders and The Netherlands, who will participate in several workshops to discuss subjects like elections,…

This article explores an emerging “cultural turn” in intelligence studies, which, if fully realized, could entail the expansion of the discipline to include new methodologies and theories, and a more integrative understanding of historical causality that locates intelligence agencies within the widersocio-cultural…

This project intends to provide an integrated linguistic assessment of the hypothesised migration route of the Tocharians.

The use-wear analysis of domestic implements provided new insights of the Single Grave Culture population in the Netherlands.

AI has huge societal and economic potential and is widely used. But it also brings challenges: how do we combine human values with AI, how do we make AI more transparent and understandable, and what can AI and human cognition learn from each other, for example about language learning?

The Middle Paleolithic site of Neumark was first discovered in the 1980’s by German geologist Matthias Thomae.

The NIMAR library receives visiting students and affiliated researchers who are looking for a quiet place to study and work. Besides this, the library provides them with support in finding relevant literature for their research.

In 2023, many of our students and staff won great prizes and secured important research grants.

The Leiden Political Economy Group (L-PEG) is a multi-disciplinary network of scholars with a research interest in (comparative / global) political economy based at Leiden University. Our members belong to various institutes and faculties across Leiden University, and from other universities across…

Chemistry, which is what Hans Klis studied in Leiden, is not what one might expect of a general journalist. ‘I’m a late bloomer,’ he says, despite having spent four years as America correspondent and written a book on notorious school shootings by the tender age of 34.

The number of lions in Kenya is decreasing alarmingly, due partly to the encroaching cities and the development of the countryside. Together with local scientists and inhabitants, Leiden biologists are studying how this decline can be halted. ‘Lions are cleverer than we thought.’

Rotterdam is an extreme example of inequality in the Netherlands. There are huge health and life expectancy differences between neighbourhoods. Good access to healthcare and education isn’t a cure-all, say inequality economists Lieke Beekers and Hans van Kippersluis

On 15 June 2022 Professor Anthropology of Sustainability and Livelihood Marja Spierenburg was one of the invited speakers at the round table in the House of Representatives of The Netherlands.

The tuk-tuk of the European City Of Science Leiden 2022 sent science on its way to the neighbourhood. On the Vijf Meiplein in Leiden, Andrea Evers' placebo team pitched its tent to everyone who wanted to know more about the effect of words and expectations. Experience the day of the placebo effect in…

On 11 November 2022, a number of (internal and external) PhD candidates in the field of civil procedural law presented their research. The seminar took place in the building of the Supreme Court of the Netherlands.

A week before Christmas, the Deltaplan for Dutch Mathematics was presented to Hans de Groene (director NWO) and Sjoerd Verduyn Lunel (chairman Platform Wiskunde Nederland). Prof. dr. Frank den Hollander was one of the leading researchers in mathematics taking part in the Commission Deltaplan Mathema…

Nico Schrijver and Niels Blokker (Grotius Centre, Public International Law) organised a seminar on the role of non-permanent members of the UN Security Council on 11 and 12 May. The seminar was held with the involvement of the Dutch Ministry of Foreign Affairs, as the Netherlands will be a member of…

The VPRO children’s television show Beestieboys visited the Philippine crocodile project of the Mabuwaya Foundation. Presenters Tim and Nicolaas met CML researcher Merlijn van Weerd, who is director of the Mabuwaya Foundation. They joined him on a crocodile night survey and during a school lecture on…

A screaming wind, a dark grey sky and unexpected rainfall. The visitors of the Master's Open Day of the Faculty of Science had a hard time, but nevertheless came en masse to the Gorlaeus Building: about 750 prospective students and supervisors.

On 7 October, the Brussels Institute for Geopolitics was launched on the margins of an informal EU leaders’ summit in Prague. The initiative will provide a hub for high-quality research on Europe’s geopolitics, thus enabling the European Union to develop its strategic capacities.

'A spectacular new Philippine monitor lizard reveals a hidden biogeographic boundary and a novel flagship species for conservation' . CML-researcher Merlijn van Weerd has participated in a new article in Biology Letters about this discovery.

The first successful Leiden Networks day took place on September 23, 2016. Six world-renowned speakers (see photo) in the field of complexity and network science provided their view on the field.

Towards the graduation ceremonies, you sense an increasing nervousness. Not only because all the tradition and glamour surrounding the event, also because that will be the day that the winner of the Political Science master’s thesis award will be announced. For 2022-2023, the jury is considering seven…

An age-old expression in Classical Chinese is yǔ zhòng bù tóng 與眾不同, meaning ‘out of the ordinary.’ It could have been the motto of Burchard J. Mansvelt Beck, who taught that language for decades at Leiden University. What was different about him? He was extraordinarily gifted, helpful, and above all…

Recently graduated Biology student Julia López Delgado is one of the winners of the Holland Society Young Talent Awards 2019. She received her prize during the festive award ceremony on 25 November in Haarlem.

The disappearance and reappearance of species of plants in the Netherlands is a normal phenomenon. In the period from 1981-2000 the number of plants to have disappeared was considerably lower than previously, whereas the number of species rediscovered is much higher. Climate change may be the cause.

Staff and student mobility, a cooperative education programme and the possibility of a joint research center in artificial intelligence and data science. A delegation from Chinese partner XJTU paid a fruitful visit to the Faculty of Science in the last week of October.

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

Jo-Anne Verschoor wins the Unilever Research Prize 2020. The master's student in Biology developed a method to test whether bacteria are capable of degrading plastic. Verschoor: 'Using specific enzymes from these bacteria, we may be able to efficiently recycle plastic in the future.

Using mathematics to help children with bone cancer. It sounds a little strange, but for statistician Marta Fiocco, it's just her job. She gets a substantial grant from KiKa for it. With that money, she is going to study the effect of chemotherapy adjustments.

From a white leather armchair, on which Barack Obama once sat, Dean Michiel Kreutzer opened the academic year. This time not with visitors, but completely corona-proof via a live stream. In a homely setting, Kreutzer spoke with several guests, including Covid-19 researcher Thomas Hankemeier and brand…

This week we welcomed a high-level delegation from the Dutch Research Council (NWO) and the National Natural Science Foundation of China (NSFC) to Leiden’s Institute of Environmental Sciences (CML).

Tensions are rising between Russia and the West. Can an invasion of Ukraine and an international war be avoided? Political scientist and Russia expert Hans Oversloot warns of the consequences if the West chooses a collision course. ‘Offer Russia a dignified exit strategy.’

They first entered the Academy Building fifty to sixty years ago. On 28 March, they were back for an afternoon: the members of the Dr Pfiffikus debating society of the German Studies programme. Former chair Hans van der Veen looks back on his student days.

Jan de Vetten brengt zijn promotieonderzoek ook uit in boekvorm. ‘In de ban van goed en fout’ beschrijft voor het eerst - op basis van archiefonderzoek en interviews - op samenhangende wijze de bestrijding van de CP en CD, en ook de reactie daarop van die partijen. Waarom werden ze zo fel werden bestreden?…

By measuring proteins in tears, ophthalmologists can more easily diagnose dry eyes (Dry Eye Disease). Peter Raus, a Belgian ophthalmologist and PhD student at the Institute of Biology Leiden, developed a new method for protein determination in tear fluid. The technique is also promising for the early…

Hans Ulrich Scherer is Professor of Rheumatology, in particular Translational Rheumatology. He wants to build bridges between research and clinical practice and between departments and organisations at home and abroad. Scherer will give his inaugural lecture next Friday. ‘To make progress, we have to…

As a mathematician, Fred Rohde (1948) explored the world of numbers. As a photographer, he captured demonstrations. And now he’s reconstructing his mother’s wartime story – an extraordinary tale of her stay with an Austrian family, the inventors of asbestos cement.

Dennis Claessen has been appointed professor of Molecular Microbiology at the Institute of Biology Leiden. With his teaching and research on the cell wall, the professor wants to establish applications in the industry and the medical sector.

It was a unique meeting at the Academy Building on 10 April. Around 200 local entrepreneurs came to a networking event hosted by Leiden City Centre Management and Leiden University.

Research on flora and fauna with attention for economic interests and partnership with the local population. This is all bundled in a cooperation programme of the Anton de Kom University of Suriname and Leiden University. Working together on the basis of equality is key. ‘A thorny challenge, but one…

Underwater noise from seismic surveys affects the behaviour of Atlantic cod. These are the results of research by Leiden biologists in collaboration with colleagues from Belgium. During such surveys the fish are less active than usual and their circadian rhythm is disrupted; soon after exposure they…

Tim Koopmans is one of the great minds in the history of Dutch and European legal scholarship. He taught law as a professor in Leiden and other universities, among which Ghent, Cambridge, Utrecht. He practiced it as a judge in the European Court of Justice and Advocate-General in the Dutch Supreme Court,…

On February 8 the 443rd dies natalis will take place in the Pieterskerk in Leiden.

Wouter Halfwerk (IBL) received a Veni grant from the Netherlands Organization for Scientific Research for his research project on the influence of man-made noise on foraging birds.