Leiden University, Department of Economics

This article investigates which factors most influence individuals’ decisions to engage in conversations about risk.

Political scientists Rebekah Tromble and Michael Meffert (Leiden University) address the question why certain frames persist over time in the media while others fade away and still others disappear very quickly. They suggest an approach based in event-history methodologies for assessing the causes of…

On the 22nd of April 2021, the students of the LL.M. European Law had the opportunity to virtually visit the European Commission.

The state should prepare 'lifers' better for returning to society, for example by giving them some control over their own lives. This is the finding of Marieke Liem in her book 'After Life Imprisonment', published on 19 August.

After two years of COVID-19 induced hiatus, the European Union Studies track of MA International Relations organized another successful study trip to Brussels. Over the course of three days the students had a chance to learn more about the EU institutions, meet lobbyists and interest group representatives…

Sonorous phenomena are always on the verge of becoming something else. As it unfolds, sound constitutes spaces, mediates presence, articulates time. Furthermore, it may prompt emotions, generate awareness, organise patterns of behaviour or trigger a sense of belonging. As sound becomes audible, it is…

How do chemical contaminants traverse and affect terrestrial biodiversity and ecosystems?

This dissertation approaches collections of Andean mummies in European national and university museums as the focus to understand the relationship between objects, documents, and the practice of collecting in the period from 1850 to 1930. Over 200 mummies, kept by 18 different museums in Western European…

This handbook is aimed at a wide readership interested in developing an understanding of the political, economic, and social complexity of Eastern Europe. It covers Central Europe, the Baltic republics, South Eastern Europe, and the Western Balkans, as well as all the countries of the former Soviet…

The Department of Child Law collaborated on a study on missing children in the European Union for the European Commission. The outcomes of the study aim to help to improve the mechanisms involved when children are missing in EU Member States.

The project seeks to develop an eco-design framework for single-use medical devices and packaging

The expansion of European powers overseas brought Europeans into contact and conflict with the inhabitants of Africa, Asia, and the Americas. Historians of colonialism and post-colonial scholars have long argued that this encounter was crucial for the formation of European identity, which originated…

More than 800 universities have called on the European Council to come to be more visionary in its ambitions for European research, innovation and education. They believe the current budget to be insufficient.

How can groundbreaking research help Europe tackle the huge challenges it faces? At the launch of the Leiden Europe Hub, academics and policymakers discussed this in the heart of European democracy: the European Parliament.

On 25 March 2021 this online seminar will be held from 10.15-12.00 at Örebro Universitet in Sweden. Jannemieke Ouwerkerk, Professor of European Criminal law at the Institute of Criminal Law and Criminology at Leiden University, will be one of the speakers at this seminar. Information about registration…

On September 9th 2009, the study Life Science and Technology (LS&T) celebrates its 10th anniversary. In 1999, a group of enthusiastic pioneers within the Technical University Delft (TUD) and Leiden University (LU) founded a novel study based on the biotechnological expertise of research institutes within…

Dr Madalina Busuioc has completed a study for the European Parliament titled

The Europa Institute is delighted to announce the appointment of Freya Baetens to the Chair in EU External Economic Law.

On Tuesday 1 December, LLM European Law students Pien Offerhaus and Carina van Os won the Migration Case Note Contest 2020.

Collaboration within Europe is currently at a low ebb. This is threatening to undermine our freedom and the rights that are anchored in the European legal order, says Piet Hein Donner, Vice-President of the Council of State and Cleveringa professor at Leiden University for 2015. His lecture on 26 November…

On 20 June 2025, Melanie Fink presented her research on ‘Robo Swarms and Polygraphs: The Future of European Border Management and its Human Costs’ at the Research Workshop on ‘Migration law at the intersection of international, EU and domestic law: institutional structures and the protection of human…

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

Various Leiden researchers have been awarded a European grant to explore the commercial or societal potential of previous research.

Fish populations in lakes and rivers have declined in recent decades. This is probably due to light and noise pollution. The Horizon Europe grant enables ecologist Hans Slabbekoorn to investigate this and improve the situation for migrating fish. In order to do so, a seven-metre-long swimming tunnel…

On 30 January 2024, the Maastricht Centre for European Law, in collaboration with the Globalization and Law Network at Maastricht University Faculty of Law, hosted a seminar featuring Simona Demková from the Europa Institute of Leiden University.

Almost a hundred students and researchers can study in Leiden or go from Leiden to another university abroad as part of an exchange programme. Fourteen exchange projects have been awarded a subsidy from the EU's Erasmus+ International Credit Mobility programme.

This research project is funded by a subsidy from Instituut Gak.

Since Russia’s invasion of Ukraine in February 2022, the European Union (EU) and its Member States have adopted wide-ranging legal and political measures to support Ukraine in its struggle.

Address and contact information.

Leiden Law School’s International Institute of Air and Space Law visited key European aviation stakeholders in Brussels where IIASL staff and students were able to engage with those directly involved in ensuring that the EU aviation sector is safe, resilient and sustainable.

In this consortium CWTS (Leiden University) collaborates with two Swedish SMEs: Monocl AB and Recorded Future AB. Monocl AB delivers intuitive analysis software to Life Sciences professionals in support of strategic decisions and improvement of business performance. Recorded Future AB is an organization…

When internist Christian Blank made his very first discovery, his field of immunotherapy was the underdog of cancer research. Now, over 20 years later, Blank has been appointed Professor By Special Appointment of Internal Medicine for his clinical research into immunotherapy and will give his inaugural…

In Europe, citizens have a right of access to government information. The European Commission, however, has various methods to prevent this. For example, destroying all e-mails, invoking state security and protection of privacy, and not taking minutes. As a result, it is almost impossible to review…

This thesis comprises four closely related interpretative studies and set out to answer the compound question: ‘How do teachers interpret their classroom interactions in terms of their pupils’ best interest?’

This book offers a historical and historiographical analysis of the Spanish asiento de negros, a contract between the Spanish Monarchy and private parties to introduce specific number of enslaved Africans to Spanish America.