In the ‘Imaginary’ exhibition, its curators show how society is made up of mathematics. From algorithms that save lives to ones that generate art. The exhibition is from 2 June to 25 July at Oude UB in Leiden.

A patent for what may be a potent, new antibiotic. And: a clear overview of promising approaches to overcome a crucial resistance tactic employed by bacteria. In the span of one week, two researchers from Leiden are receiving their PhDs, each of them on an important step in the battle against bacteria…

Meet the newest Full Professor at the Leiden Observatory: Joe Hennawi. All the way from Santa Barbara, California, Hennawi will strengthen the astronomy institute. In Leiden, he will use his recent ERC Advanced Grant to study how supermassive black holes come into existence.

The Dutch Student Orchestra is performing at Stadsgehoorzaal, Leiden’s concert hall, on 11 February. Several Leiden students have sacrificed many a free hour to the rehearsals. Days before the big performance we present them with three dilemmas.

Drawing on a broad array of sources, this project examines modern retrievals of Bacon’s idols, thereby testing Justus von Liebig’s intriguing observation, back in 1863, that Bacon’s name lived on mainly in mottos or stereotypical phrases. More importantly, it examines the rhetorical purposes served…

Working on superconductivity, finding an exoplanet or learning how to program with Python. More than one hundred girls visited Leiden University on Thursday 13 February during the Girls in Science Day.

You may know it by the umbrella term 'citizen science'. You may also use terms such as volunteer mapping, patient co-researcher, or even community engaged learning to describe participatory practices in your research or teaching. No matter what you call it, there’s plenty going on when it comes to this…

Anyone can tell a story. That is the guiding principle Hans Dekker, Senior programme leader at the Centre for Professional Learning (CPL), and his colleague Suzanne Verhees use to kick off their multi-day Storytellling course. Arjan van Unen participated in the course over the summer and learned how…

In the 60s and 70s, Black Power groups were also active in the Kingdom of the Netherlands. This is what PhD candidate Debby Esmeé de Vlugt has discovered.

The production of history is a process of power. This is particularly relevant in Africa, where during both the colonial and the post-colonial era history has been written by hegemonic regimes. This historiography has in turn (re-)produced structures of domination, social exclusion and division.…

The Dutch Government recently announced measures to limit the loss of purchasing power. These include, for example, raising the minimum wage and healthcare benefits. Another way for households to maintain purchasing power is to work more. Olaf van Vliet, Professor of Economics, explains the effects…

The Hague Journal of Diplomacy is pleased to announce the winner of the 2023 HJD Book Award: Ascending Order: Rising Powers and the Politics of Status in International Institutions, by Rohan Mukherjee, Cambridge: Cambridge University Press, 2022.

In April, the Honours Class 'Law, Power and Inequality: Global Perspectives’ will start. Professor of Law & Society Maartje van der Woude has developed and coordinates this unique class which is innovative both in content and collaboration as in design.

A Leiden literary scholar, paintings of the Winter King and Queen and a string of pearls brought together by an exhibition in the Hague. Dr Nadine Akkerman: ‘The Winter Queen was a highly political person who used every means – including pearls - to showcase her royal lineage.’

The Bachelor Honours Class 'Homo Ludens: Why We Play' combines games, theory, and practice. Students dive into all aspects of humanity in which games play a part and discuss them, both on a theoretical an experiential level: 'Occasionally, you touch upon what play is, but then it eludes you.'

The precise psychobiological mechanisms leading to chronic physiological stress responses have not been sufficiently explained, although stress is a major risk factor for disease and early death. A problem for conventional stress theory is that most of these responses seem to occur in situations without…

According to Brussels, Hungarian Prime Minister Viktor Orbán has systematically been dismantling the rule of law in Hungary since 2010. In a final attempt to do something about this, the EU wants to make payment of subsidies dependent on respect for the rule of law.

The Grotius Centre for International Legal Studies in collaboration with the University of Geneva, the Chinese Journal of International Law (ChineseJIL, OUP) and the European Society of International Law (ESIL), are pleased to invite public international scholars and researchers to attend a conference…

PhD defence

She knew that a degree in Public Administration would be a stepping-stone to a career in politics. And that is exactly what Leiden alumna Samira Rafaela (30) wanted. Thanks to preferential votes, this member of the D66 party is the first Dutch MEP from an Afro-Caribbean background.

Frits van der Meer and Gerrit Dijkstra of the Institute of Public Administration reflect on the increasing power of political assistants in the magazine “De Hofvijver”.

On 25 April the Dutch Review Committee for the Deployment of Powers (in Dutch: TIB) presented its first annual report to the First and Second Chamber of the Dutch government. The TIB informs in the annual report on its findings and activities in the period from 1 May 2018 to 1 April 2019. The report…

The presence and participation of interest groups in policymaking processes has become a crucial component of Western democracies. These groups link society and policymakers and influence public policy choices. Their function however, is often taken for granted and not very well researched. Adrià Albareda…

How did Google's computer programme AlphaGo become so powerful? On June 29, developer Aja Huang elaborated on this during a lecture in the Gorlaeus building.

In the period 1977–2020, the purchasing power of the Dutch population increased by 58 percent. The sharpest rise occurred from 1999–2009 (22 percent). This is the outcome of research conducted by Leiden University and Statistics Netherlands (CBS).

On 22 November, Leiden scientist Jan Vonk received an ERC starting grant for his research on the building blocks of mathematics. This grant is not his first this year: in fact, this July Vonk also received a Vidi from NWO. Four questions to the scientist who got two grants this year.

On Wednesday 9 March, a Faculty meeting about the war in Ukraine was held for staff and students in the Lorentz Lecture Hall. By the time the meeting started at 17.00 hrs, the 220 available seats in the lecture hall had been filled mainly by large numbers of students.

On Tuesday 20 September, David Kilcullen, one of the world’s leading experts on modern warfare, visited Campus The Hague of Leiden University to discuss future developments in special operations and the escalating competition between great powers.

In this video, Joseph S. Nye Jr. discusses the new challenges faced by public diplomacy practitioners in the modern global information environment.

What holds people together and what makes them willing to fit within larger political structures? Our project examines this question in the practices of dynastic rulership in Eurasia ca. 1300-1800.

In the public debate on the coronavirus, bold assertions from academics, doctors and other medical practitioners are often heard. For example, that the coronavirus would be no more deadly than the flu. Or that measures to combat the virus like wearing face coverings are unnecessary.

PhD defence

Current status and future prospects

Marlinde Kapteijn studied Public Administration at Leiden University and decided to apply for an internship after her bachelor. While she enjoyed the internship and was able to learn a lot, she also had to get used to it: 'I had not expected the ministry to be so hierarchical.'

Discover the impact of Instagram on our daily lives in the book On Display. Boy and Uitermark delve into the platform's influence on our social interactions.

While ecosystems have concrete benefits for human society, these benefits are typically overlooked in decision-making.

In the wake of controversial disclosures of classified government information by WikiLeaks and Edward Snowden, questions about the democratic status of secret uses of political power are rarely far from the headlines. Despite an increase in initiatives aimed at enhancing government transparency – such…

Since my master's thesis on the landed property of the Frisian monasteries in the Middle Ages I am highly interested in the do ut des-aspects of the relation between religious houses and the lay world. Key words here are: property, power, patronage and the role of religious institutions in the 'salvation…

Students of the Bachelor Honours Class 'Strategies of Resilience' are exposed to a unique educational experience. Through philosophical insights and creative exercises, participants explore what it means to be resilient. ‘I really feel like it helps you develop as a person.’

Nicholas Vrousalis, lecturer in Political Philosophy at the Institute of Political Science of Leiden University, has been elected to a fellowship at Princeton University. During the academic year 2015/16, Vrousalis will be based at Princeton University's Center for Human Values, where he will write…

Researchers at Leiden study group behaviour. One of their findings is that when people make sacrifices for another member of their group, it is probably instinctive. Insights of this kind enable us to better understand and influence the social processes in a neighbourhood or company.

Teachers of English as a foreign language in China and the Netherlands have different notions of themselves as teachers in relation to cultures associated with the English language.

Predictors of work functioning in persons with multiple sclerosis

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

How did rulers in the Netherlands and in adjacent smaller German territories adapt their regimes to ongoing change in legitimacy and decision-making during the transition period 1780-1820?

The course Popular Music: Selling Rebellion offers a unique opportunity to explore the popular music world from the point of view of its relation to both politics and the industry.