Fossil Free against KLM on greenwashing, municipalities against Chemours on PFAS discharge, climate cases against Shell and ING Bank… There are many examples of recent civil lawsuits on sustainability. But does climate litigation in the civil courts actually have an effect?

Thanks to fanatical lobbying various groups of citizens and traders had a lot of influence on the initial success of the Dutch colony in Brazil. This is the conclusion of Leiden PhD candidate Joris van den Tol, who defended his thesis on 20 March.

For my Policy in Practice research project, Elise van Dansik engaged with a problem that Leiden ‘Social Domain’ policy officers saw themselves confronted with, which was why migrant organizations of Slaaghwijk (a socio-economically disadvantaged neighborhood in Leiden’s north) do not cooperate with…

At the symposium ‘Diversity and Inclusion in the Police: from Aspiration to Reality’, the central question was how organisations can truly embody diversity and inclusion. The high level of interest (it was fully booked in no time) demonstrates that the topic is pressing—both in academia and in pract…

Bringing the theoretical world of mathematics and computer science to more applied research areas. That is what Daan Pelt, assistant professor at the Leiden Institute of Advanced Computer Science (LIACS) is trying to achieve with the methods he is developing as a solution to challenges in image proc…

Providers of telephone, internet or data centers can be seen as companies of vital importance because of their national importance. This comes as no surprise. In the Netherlands, additional legislation was deemed necessary to protect national security and a legislative proposal was presented in April…

As of 17 March all PhD defences have been cancelled for the time being in response to measures to control the corona outbreak. Four PhD candidates, however, have since been able to hold their defence, albeit under very special conditions. One of them was Hoko Horii.

Anthropologist Erik de Maaker has received a grant from the Himalayan Universities Consortium worth USD 37.000, along with researchers from Yunnan Minzu University (Kunming, China), Sikkim University (India), the Royal University of Bhutan (Thimpu, Bhutan). The grant, to be used in 2018/2019, is meant…

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…

In response to an news article that appeared in Dutch newspaper the 'NRC

How is Leiden University doing in these times of corona, and what kind of new academic year can we expect? Rector Carel Stolker was interviewed by Dutch broadcasting companies Omroep West, Sleutelstad FM and JortCall.

On Saturday 16 October the Interdisciplinary Research Group ACPA/KABK/KC* gives a performative talk at the Vilnius Academy of Arts in Lithuania as part of the congress 'X-Disciplinarity in Artistic Research and Related Matters'.

Subtle changes in eye appearance can influence how people perceive others and affect their generosity. Articles from PsyPost and The Washington Post highlighted two experimental studies in which psychology researchers from Leiden University, including Mariska Kret, explored this phenomenon.

Is your strategic vote actually strategic? How can the Netherlands form a stable government? And what should the next government do about migration, defence and the housing crisis? This is what our experts have to say.

Who better to judge your programme and your university than you? You have until 6 March 2016 to make your opinion known in the National Student Survey (NSE).

Daan Weggemans, researcher at the Institute for Security and Global Affairs, discusses in the morning podcast of NU.nl whether the Netherlands is able to judge and guide the return of Syrian mothers and children.

On 26 June 2025, Melanie Fink delivered a presentation titled 'Good Administration in the Age of AI: Explanation Rights and Human Oversight under EU Law' at the European Ombudsman.

By making use of artificial tax arrangements via the Netherlands and other countries, corporations and wealthy individuals worldwide together manage to avoid paying $472 billion in tax.

On November 24, 2017, Esther Keymolen gave a presentation on Trust in the Networked Era, as part of the annual Philosophy of Technology Lab. This lab is organized by a.r.t.e.s. Graduate School for the Humanities Cologne and CFCU (Centro de Filosofia das Ciências da Universidade de Lisboa). The general…

Throughout the year, the organisation 'Voedsel Anders' organizes an events series that showcase various local food initiatives in Dutch cities.

The aviation sector is now fully aware of the major impact of the corona crisis. Airline companies are appealing to governments for help.

This course in ethics is a continuation of the popular Nationale AI-Cursus from 2018. In which over 300,000 people have since participated.

History and Religious Studies in Leiden rank # 17 and #32 in the QS World University Rankings by Subject. With this, History in Leiden ranks as the best in The Netherlands and Religious Studies ranks as second best.

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.

Associate Professor Gianclaudio Malgieri (eLaw – Center for Law and Digital Technologies) and Professor Margot E. Kaminski (University of Colorado Law School) have published a new article in the very prestigious Yale Journal of Law & Technology, titled Impacted Stakeholder Participation in AI and Data…

Most of us know that Venice, Genoa, and Florence were major Mediterranean powers during the Renaissance. But did you know that in terms of trade and sea power, Barcelona was probably more powerful than two of these three?

At the winter conference of the Dutch Christian student union CSFR, Mark Dechesne, Associate Professor, spoke about the decline in terrorist violence in the Netherlands.

In the article “Neanderthals and Us: We’re More Alike Than Once Thought”, we are reminded that many negative traits, from unintelligent to unsophisticated, have long been attributed to Neanderthals in popular culture. However, recent studies bring to light an ever-increasing amount of evidence contradicting…

The ERC-funded project Rethinking Disability was featured in the Fȇte de La Science which was held on 11 October 2019 at Sorbonne University in Paris.

The chief curator of the National Museum of Ethnology, Laura van Broekhoven, is participating in the Museum Leadership Institute at the Claremont Graduate University.

International peacebuilding organisation International Alert has moved to The Hague. Professor by special appointment Public Affairs Arco Timmermans understands very well why the organisation has chosen this city. Dutch radio show ‘De Ochtendspits’ hosted by BNR news radio asked him to elaborate.

In the spring of 2024 the Faculty of Archaeology welcomed a new postdoc. Dr Adam Benfer, originally from the United States, occupies a double position as a researcher in the project of Alex Geurds and as the Faculty’s Data Steward. ‘It is pretty much what the title says: I steward data. Essentially,…

During a symposium in honour of his 60th birthday, statistician Aad van der Vaart received the royal award of Knight in the Order of the Lion of the Netherlands. Colleagues talk about his significance for their field and how they got to know him. ‘The collaborations with Aad have been one of the great…

The Leiden University Centre for the Arts in Society (LUCAS) invites applications for a postdoctoral Researcher (0.8 fte for 3 years) in the ERC Starting Grant project ‘Pages of Prayer: The Ecosystem of Vernacular Prayer Books in the Late Medieval Low Countries, c. 1380-1550’ (PRAYER). Candidates are…

An all-optical transistor, a molecule-sized sensor and a new kind of single-photon source for quantum communication. All dreamed applications of fundamental physics that are one step closer thanks to Robert Smit. On 12 June, he defended his PhD thesis with distinction.

Three teams of students from the European Law Master (LLM) and the Advanced LLM in European and International Business Law (EIBL) participated in this year’s edition of the European Law Moot Court (ELMC). All teams worked intensively between September and November to submit written pleadings. Two of…

Even as a child, Jan Willem Erisman wanted to make things better. As a professor Environmental sustainability, he is therefore also very active outside the university. He is known as the nitrogen professor: in the media all the way to the House of Representatives, he explains the nitrogen problem. Recently,…

The skateboarding world was highly enthusiastic about the participation of skaters in the Olympic Games in 2021, although there was also a lot of opposition. Researcher Sander Hölsgens observes that the discussion has now abated and that the Games have had positive effects for skateboarders and citi…

In the next decades, thousands of wind turbines will be added to the North Sea. Environmental scientist Chen Li identified the most beneficial areas for their construction, focusing on material use, carbon footprint, and environmental impact. His paper was published in Environmental Science & Techno…

A The Hague-based project is aiming to tackle teacher shortage and socioeconomic inequality reflected in primary education – and the objective is to do so while helping schools face the challenges imposed by the Covid-19 pandemic in the Netherlands. Higher education students are joining hands with primary…

The Rijksmuseum van Oudheden (RMO) was due to open its doors to the small photography exhibit Frank Scholten: Archaeology and Tourism in the ‘Holy Land’ in April. Since the organisers, Leiden University and the RMO, have had to temporarily close, researchers Karène Sanchez and Sary Zananiri would like…

How can we supply the growing world population with sustainable energy? At Laurens College in Rotterdam, Prof. Marc Koper speaks with the students about the crucial role of chemistry in the energy transition. Guest classes like this are a good way for school students to learn about the academic world,…

Humans and bonobos show striking similarities as well as differences when they see pictures of conspecifics. Both are more interested in photos of conspecifics that show emotion. But while our human attention is more easily drawn to photos of family members and friends that express certain emotions,…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

The students from the Leiden University Green Office have big ambitions and have outlined their recommendations in a new Green Paper. Like being the most sustainable university in the world by 2030. Students Janey Franssen and Job Kemperman are two of the paper’s authors. How do they want to achieve…

On Friday afternoon, 15 November 2024, the conference Corporate Responsibility: Current Issues in the Field of Fundamental Rights & Sustainability will take place.

The project ‘Between the Holy Land and the World’ proposes a connected history of the Christian communities in the Near East (1900-1948) by means of a study of unpublished Franciscan and Dominican photographic collections.

Promotor: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon

This dissertation offers a reconstruction of the propositional contents of the writings of Karl Popper, Leo Strauss, and Hannah Arendt while bringing these into discussion with their performative meanings, such as polemical forms of reasoning, analogical and metaphorical uses of language, and hidden…

Source: Journal of Investigative Dermatology, Volume 135, pp. S59-S59 (2015)