How should European financial law best integrate considering the interaction of the relevant legal systems?

All players on the world stage operate strategically in order to safeguard their interests. Political scientists at Leiden University cast light on this volatile interplay of forces. Their research helps voters, NGOs, governments and international organizations make smart choices in this complex and…

Recent publications in the BLRN book series can be found below.

How do tax treaties have to be explained and implemented, and what role does the supranational regulatory process play in this? Which objectives are meant to be used in establishing tax regulations and to what extent are such legislative practices undertaken in a goal-oriented manner?.

This project aims to link robot development and policymaking to reduce the complexity in robot legal compliance in the context of COVR.

The Zmapp medicine has been developed with funding from the US government within the framework of the Small Business Innovation Research programme. The European Commission tried to emulate the success of this programme within the EU. Has its effort been adequate and sufficient? Is procurement of research…

European product safety law is one of the focal points of internal market legislation.

Both good employer practices and good employee practices are open norms. These open norms can lead to uncertainty about what employers should focus on and what rights (and obligations) employees have in that respect. The objective of this study is to give substance to the norm of good employment practices…

Project Announcement: ‘EU human-centered digital transformation’ (2023 – 2027) funded by Leiden University Starting Grant In Spring 2023, Simona Demková and Daniel Mândrescu from the Europa Institute secured the new Leiden University Starting Grant, valued at 240,000 EUR, for a collaborative project:…

Urgent sociatal challenges such as global warming, international security and migration can not be solved by national parliaments. The House of Representatives loses control over problems that are being tackled at European level. The recommendations of the state commission are inadequate.

On 9 January 2019, Marieke Wierda defended her thesis 'The Local Impact of a Global Court: Assessing the Impact of the International Criminal Court in Situation Countries'. The doctoral research was supervised by Prof. dr. C. Stahn en Prof. dr. L.J. van den Herik.

The Netherlands generally performs above average in the protection of personal data, according to research carried out at Leiden University. Germany is the leading country, while countries such as Italy and Romania are lagging behind.

Everyone most obey the law. If you don’t, you will face the police and the courts. The application of national, European and international criminal law would seem to be a matter of following the letter of the law. But the reality is more nuanced. Criminal law scholars and criminologists from very different…

The Institute of Security and Global Affairs (ISGA) focuses on multidisciplinary research and education within the international scientific field of security studies.

With the rise of information and communication technologies, large amounts of data are being generated and stored in databases. In order to get a better grip on these large amounts of data, serious efforts are being made to discover patterns and relations in the data with the help of new techniques.…

‘Visibility and secrecy are both valuable tactics and should not be antagonized in LGBT movements, ’ says Jingshu Zhu. Zhu defended her dissertation on Wednesday 21 February.

Papers written on the occasion of the 30th anniversary of the institute of Prehistory, Volume II.

Can thrips resistance in strawberry be explained based on secondary metabolite profiles and plant morphological traits?

This research cluster is a part of the Institute of Political Science’s research programme ‘Institutions, Decisions and Collective Behaviour’. Its members study the design and functioning of Dutch political institutions as well as attitudes and behaviour of political elites and citizens.

This special issue of the Journal of European Policy presents results from the research on the European Union Enlargement and its Integration Capacity. The Journal of European Public Policy is one of the leading journals in this field.

The researchers examine the Council of the European Union's voting behaviour between 2010 and 2021 and the impact of different independent variables.

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

The specialization Peace, Justice and Development at Leiden University examines the legislation that governs international relations in a global society.

This specialisation prepares you to combine the insights and rigour of social science with the practical skills needed to make a difference in the world of foreign policy formation, implementation, and evaluation.

Read about our recent research projects below.

Research in Leiden University’s Institute of Political Science focuses on the dynamics and the interaction of political institutions, individual decision-making, and collective behaviour.

This dissertation looks into the role of discretion granted by EU directives (Article 288 Treaty on Functioning of the European Union) in legislative decision-making and national transposition processes of these directives.

This specialisation prepares you to combine the insights and rigour of social science with the practical skills needed to make a difference in the world of foreign policy formation, implementation, and evaluation.

On 29 and 30 November, Masaryk University in Brno (Czech Republic) hosted this year’s Cyberspace conference, where Gavin workshopped a paper-in-progress entitled ‘Ready! Fire! Aim? EU law’s battle for relevance in the war against terrorist content online’.

The Darién region of Panama is the only land bridge connecting North, Central and South America. Nowadays home to descendants of African enslaved peoples, Indigenous peoples (Emberá, Wounaan, and Guna), and mestizos, Darién has been and still is fundamental to connectivity, cultural interchange, and…

BE-OPEN is a structural project funded under the Erasmus+ Capacity Building in Higher Education action. The project is coordinated by the University of Novi Sad, Serbia. The main objective of the project is to develop conditions for the implementation of the core principles of Open Science at universities…

On 19 May 2016, Rosmarijn van Kleef is expected to defend her PhD thesis entitled ‘Liability of football clubs for supporters’ misconduct. A study into the interaction between disciplinary regulations of sports organisations and civil law’ in Leiden. Supervisors are Professor Alex Geert Castermans…

The Khoesan were the first people in Africa to undergo the full rigours of European colonisation. By the early nineteenth century, they had largely been brought under colonial rule, dispossessed of their land and stock, and forced to work as labourers for farmers of European descent.

RESOCIAL ('User vulnerabilities and Resilience on SOCIAL media platforms and the metaverse: a sociolegal and design perspective', an NWO-NWA Synergy Grant Project) seeks to identify, measure, and thereby mitigate human vulnerabilities on social media platforms (including the metaverse and immersive…

Below you will find an overview of the publications of The Leiden Advocacy Project on Plastic.

Leiden Law School has established the Empirical Legal Studies Lab to support legal research and education using empirical methods.

On 12 September 2019, Michiel Rhoen defended his thesis 'Big Data, Big Risks, Big Power Shifts: Evaluating the General Data Protection Regulation as an instrument of risk control and power redistribution in the context of big data'. The doctoral research was supervised by Prof. G.J. Zwenne and Prof.…

Where did the new generation of antislavery activists get their inspiration to organize in large-scale pressure groups?

Caribbean archaeological heritage is threatened by natural impacts but also increasingly by economic developments, often resulting from the tourist industry. The continuous construction of specific projects for tourists, accompanied by illegal practices such as looting and sand mining, have major impacts…

The effect of the pilot Teen courts will be evaluated by means of a programme, process and effect study based on qualitative research methods.

The project entails research by international comparison into the effects of commercialisation in heritage management on the academic relevance and quality of the results of work that is essentially applied research. The research is carried out by Prof. dr. W.J.H. Willems and dr. M.H. van den Dries…

Managing scarcity to serve the public interest is a classic government task. An important way to execute this task is by allocating individual rights that are only available in limited quantities, such as CO2 emission allowances, gambling licences, subsidies, radio frequencies, public contracts and…

Research at Leiden Law School means research at the highest level.

Can chemical safety assessment be improved with zebrafish embryo-based reporter assays?

This socio-legal research focuses on the impacts of environmental displacement on land rights and land-related conflict in Mozambique in the aftermath of cyclone Idai, and on the role of the legal framework in addressing these problems.

Els Bogaerts defended her theses on 20 December 2017.

The master's programme Comparative Criminal Justice at Leiden University focuses on criminology, criminal law and their mutual relationship. The programme offers an international comparative perspective, analysing criminal justice systems, legislation and policies in common law and civil law countri…

This specialisation prepares you to combine the insights and rigour of social science with the practical skills needed to make a difference in the world of foreign policy formation, implementation, and evaluation.

This specialisation prepares you to combine the insights and rigour of social science with the practical skills needed to make a difference in the world of foreign policy formation, implementation, and evaluation.