One of the EU's most heralded weapons against tax avoidance and evasion falls prey to political whims, is applied arbitrarily, and lacks transparency, according to tax observers and lawmakers.

Starting as an MP during the Covid-19 pandemic and after the recent ‘role elsewhere’ debacle during the coalition talks for a new Dutch government, alumna Mariëlle is looking forward to making a real contribution in society.

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

Cristina Del Real, Assistant Professor in Cyber Crisis at the Institute of Security and Global Affairs, participated in the presentation of the Office of Science and Technology (OficinaC) of the Spanish Congress of Deputies (the Spanish Parliament). She is an expert on cyber security, one of the four…

Jannemieke Ouwerkerk is Professor of European Criminal Law at Leiden Law School's Institute of Criminal Law and Criminology.

Professor Willemien den Ouden is Professor of Constitutional and Administrative Law at Leiden Law School and a Research Fellow of the E.M. Meijers Institute of Legal Scientific Research (one day a week). She is also a State Councillor at the Administrative Jurisdiction Division at the Dutch Council…

Dr. Nikki Ikani is Assistant Professor Intelligence and Security. Her key interests are European Security and processes of warning and anticipation of international crises. Her work connects the fields of International Relations, Public Administration and Intelligence Studies. In 2023, Nikki won a NWO…

Arash Pourebrahimi Andouhjerdi is a lecturer at the Institute of Security and Global Affairs.

Brendan Carroll is assistant professor at the Institute of Public Administration. Carroll examines how member states’ administrative structures adapt to and seek to influence evolving EU policies through their role in the implementation of regulatory policy. In his research on public organizations,…

Leiden ecotoxicologist Martina Vijver helped shake a European policy proposal in a single weekend. Not with a new experiment, but with years of research on pesticides – and an urgent letter that reached Brussels.

Nu in heel Europa rechtse partijen hoog scoren in de peilingen is de verwachting dat de discussie omtrent migratie flink opgeschud gaat worden. Desondanks maant hoogleraar Sarah Wolff tot kalmte.

Dimiter Toshkov's main fields of research are European Union politics, comparative public policy, and research methodology. His earlier research focused on the implementation of EU law in the post-communist countries from Central and Eastern Europe.

Valentin Vandendaele graduated from the Faculty of Law at the KU Leuven (2016). He also studied at the Faculty of Law of the Université catholique de Louvain within the framework of the Erasmus Belgica Program. He obtained an LL.M. at Harvard Law School as well (2017). During his studies, he received…

Alumni who live and work in Brussels met on 18 February at the annual Leiden Alumni in Brussels Event. As well as celebrating Leiden University’s 450th anniversary, they also looked at the challenges Europe faces.

The war in Ukraine is leading not only to human suffering. Ukraine's cultural heritage is also experiencing the consequences of the war: museums are being bombed and 'Russification' in the occupied territories means children no longer learn Ukrainian. Researcher Evelien Campfens was commissioned by…

Alain Ancery joined Institute of Private Law as a Guest Staff Member on 1 February 2020.

Erik Kroon is a postdoctoral researcher at the Faculty of Archaeology.

Karolina Pomorska is a Jean Monnet Chair and Associate Professor in International Relations at Leiden University’s Institute of Political Science.

Level Up is a non-profit project led by a multi-disciplinary team of doctoral researchers in the framework of the Europaeum Network was founded by the University of Oxford University. Sophie Veriter explains the importance of Level Up, the development of the ‘Level Up Toolkit’, and why this project…

Jorrit Rijpma is professor of European Law, specialisation Area of Freedom, Security and Justice, at the Europa Institute of Leiden Law School. He holds a Jean Monnet Chair on Security and Mobility in Europe (MOSE). Since January 2024, Jorrit Rijpma has been employed by the European Commission, Directorate-General…

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…

On 31 January 2024, Alex Schilin defended his dissertation ‘United in Distinctiveness: The Institutionalisation of Differentiated Integration in Economic and Monetary Union during the Sovereign Debt Crisis.’ What motivated him to research this specific topic, and how did he tackle this project? And…

Sebastian Diessner is an assistant professor at the Institute of Public Administration at Leiden University. His research focusses on the politics of economic policy and has been published in academic journals including Perspectives on Politics, Socio-Economic Review, Review of International Political…

Martijn Nouwen is an Assistant Professor in Tax Law and coordinator of the research project Tax Transparency of the Tax Law Department. His research and teaching focuses on international and European tax law. He has a particular interest in the topic of harmful tax competition between countries, which…

Bart Schuurman sheds light on the alarming trend in both the frequence and geographical spread of these incidents with The Parliament Magazine.

Professor Steven Truxal was invited to address the 15th European Civil Aviation Conference (ECAC) Forum of Directors General in Paris on 6 December 2022.

Dimiter Toshkov, Associate Professor at Leiden University, told CGTN Europe that the Dutch election outcome reflects growing support for pragmatic and pro-European politics. He highlights D66’s focus on education, climate policy and European cooperation as key to its strong performance.

Alfred van Staden has been Professor of International Relations at Leiden University since 1980.

Dr. Kristof Gombeer is an Assistant Professor at the Europa Institute of the Leiden Law School. He researches in the field of human rights law and at the intersection between European law and public international law. He teaches in the bachelor's and master's programmes.