In 2021, Assistant Professor Tax Law Rens Pieterse published a biography about former professor in tax law H.J. Hofstra. Dutch magazine ‘Het Register’ did an extensive spread on Pieterse, his writing and other activities.

Student Session

Panel discussion

The rise of populist parties, the expansion of the role of the state and now the fragmentation of the Senate and the House of Representatives: Dutch political reality has changed rapidly over recent decades. These developments are in stark contrast to Dutch constitutional law that has remained almost…

A report by interest group Tax Justice Network shows that the Netherlands is still one of the most attractive countries for companies when it comes to tax: we hold a dubious fourth position on a list of seventy coutries. In Dutch magazine Vrij Nederland Jan Vleggeert, Professor of Tax Law, explains…

The nine suspects from Hilversum accused of beating Carlo Heuvelman so badly on the night of 14 July last year that he later died will hear their sentences on Friday. The Public Prosecution Service (OM) had demanded that one of the suspects be sentenced to 10 years in prison, and two others eight ye…

Ukrainian refugees are being allowed to work in the Netherlands straight away. So Why do other refugees sometimes have to wait years before they can work?

The article deals with an issue that will be at the heart of the World Health Assembly to be held in May, namely the concept of ‘deep prevention’ and the importance of its integration in the Global Pandemic Treaty - which has been recently proposed by the European Council and currently endorsed by more…

It appears from a study conducted by Independer and Q&A Research that at least one in five Dutch people think you can be refused basic health insurance if you have health problems.

The Netherlands remains one of the most important locations when it comes to tax evasion. According to Tax Justice Network only the British Virgin Islands, the Cayman Islands and Bermuda play a greater role.

Months after the case of the abused foster child from Vlaardingen (Zuid-Holland) came to light, many questions still remain. Why was the child not listened to? Marielle Bruning, Professor of Child Law, discussed this with NOS, NPO Radio 1, NRC and Nieuwsuur.

In many European countries, the amount of a fine is based on the level of your income. This already exists in Finland, Sweden, Germany, France, and Spain. The Dutch Lower House is now contemplating the introduction of such a system.

The waiting lists in youth care are alarmingly long. This has been confirmed again by a study carried out by a Dutch foundation The Forgotten Child.

The Covid-19 pandemic has challenged political leaders worldwide, bringing discussion about leadership in times of crisis. In various media outlets, a recurring topic has been the relationship between the gender of a country’s leader and the success of his or her Covid-19 approach. Especially female…

Tirza Cramwinckel, Assistant Professor in tax law, has won one of the 2023 Research Prizes awarded by the Praemium Erasmianum Foundation.

On the occasion of Euroscience Open Forum 2022, Professor Attiya Waris (Director of Research and Enterprise and Professor of Fiscal Law and Policy in Eastern Africa, University of Nairobi, Kenya), Professor Irma Mosquera Valderrama (Professor of Global Tax Governance, Lead Researcher GLOBTAXGOV ERC…

Can Russia be prosecuted for war crimes against Ukraine? The International Criminal Court does not have this jurisdiction. To fill this void in jurisdiction, a new commission has been created: an International Centre for the Prosecution of Crimes of Aggression, the ICPA.

On 21 April 2022, Cleveringa Professor Jan Grabowski visited Leiden. The theme of his visit was the role of law and historiography in shaping collective memories.

The United Arab Emirates has announced that it is to open a so-called ‘Space Court’ which will operate as an arbitral tribunal for space-related disputes.

Roughly arrested and subjected to extreme isolation. Using his experience, expert Jason Bhugwandass spoke to 50 young people who have spent time on Zikos wards (‘very intense, short-term observation and stabilisation wards’). He concluded that they’re ‘mostly locked up’ and leave ‘even more traumatised’…

Anneleen van der Meer discusses Russia's alleged use of chemical weapons in Ukraine in an article for The Conversation.

Research

48 student teams from all over the world will be taking part in the international online moot court competition. The event is organised by Leiden University in partnership with Baker McKenzie.

To get important topics such as climate and human rights higher on the agenda of listed companies, stakeholders other than shareholders and employees should officially be given more say. This is what Professor of Business Law Harold Koster said in his inaugural lecture on 18 March. He proposes introducing…

Jelle Wouters (RTC Bhutan), Erik de Maaker (CADS Leiden) and Radhika Gupta (CADS Leiden) have been awarded a €260.000 grant by the Gerda Henkel Foundation for the research project ‘Perpetuating Highland Heritages of Bhutan’. This 4-year research project focuses on vernacular and unacknowledged heritages…

Free trade negotiations and agreements are important instruments of EU trade policy. An increasing number of EU climate, environmental and sustainable development objectives play a role in free trade agreements.

What lessons can public leaders draw from crisis management? In the second Leiden Leadership Lunch in our series on ‘Leadership opportunities in times of crisis’ Dr. Jaap van Lakerveld and Dr. Jeroen Wolbers – experts in the field of crisis management – shared their insights from the recently published…

Valedictory lecture

Doing a PhD on the side? External PhD candidates, like Joost Van der Helm, just get on and ‘do it’. Besides his hectic job as a justice at the Court of Appeal in The Hague, Van der Helm managed to still find time to write a PhD dissertation.

One million migrant workers are employed in the Netherlands, often in poor conditions. If we want to reduce labour migration, we need to restructure the economy, says economist Olaf van Vliet. Either way, we need to address abuses, says FNV lawyer Imke van Gardingen.

‘A tax crusader’... that’s how Ferd Grapperhaus, former Professor of Tax Law at Leiden University and father of the former Minister of Justice and Security, described himself. In his biography of Grapperhaus, Assistant Professor Rens Pieterse explains that he saw tax as a contribution to society.

On Wednesday 7 June 2023, Dr Yvonne Erkens, Kate Verhoeff, Emma Snel, and Fleur Walravens of the Department of Labour Law in Leiden, gave a presentation on The Database of Business Ethics for the Oxford Business and Human Rights Network (OxBHR) at the University of Oxford.

The coronavirus pandemic has spelt disaster for some businesses, while others have seen their profits soar. This has led to politicians to consider introducing a ‘corona’ tax where the winners from the pandemic will help the losers get back on their feet.

Ten underage boys are due to appear before a juvenile court. They are accused of luring and attacking nine men whom they believed were paedophiles. Last October, one attack cost a 73-year-old former teacher from Arnhem his life.

Seksueel grensoverschrijdend gedrag op de werkvloer moet strenger worden aangepakt. Zo stelde regeringscommissaris seksueel grensoverschrijdend gedrag Mariëtte Hamer na haar benoeming begin 2022. Een jaar later verschijnt haar ‘Handreiking meldingen van seksueel grensoverschrijdend gedrag op de werkvloer’.…

It is not possible for juvenile courts to properly assess whether it is necessary to place a child in care. This is evident from a fact sheet that has been prepared by legal scholars from Leiden University, commissioned by the Dutch House of Representatives and others.

Luuk van Middelaar and Vestert Borger, both affiliated with the Europa Institute of Leiden University, have recently been awarded a research grant by the Statesman Thorbecke Fund Programme of the Royal Netherlands Academy of Arts and Sciences (KNAW). The aim of the fund is to promote knowledge about…

On 8 October, Armin Cuyvers was interviewed by RTLZ News and BNR News Radio on the shocking ruling by the Polish Constitutional Tribunal of 7 October 2021 (both in Dutch).

Through the use of artificial intelligence, the executive is gaining in efficiency. At the same time, however, the judiciary is trailing behind in the process of digitalisation. Is this a problem, and what can we do about it?

On 24 April 2025, political scientist Pawan Kumar Sen will defend his PhD dissertation, "Transforming Nepal’s Political System: Party Positions and Public Opinion (2004-2012)," at Leiden University. His research examines how Nepal’s major political parties navigated key state restructuring reforms—republicanism,…

Inspectors at the Dutch Tax and Customs Administration can require people to provide more information relating to their tax returns. Esther Huiskers-Stoop from the Tax Law department investigated the rules in place to protect us when we are required to provide information to the tax authorities.

Diplomauitreiking

The numbers of asylum seekers and the direct family members hoping to join them were not the problem, says Mark Klaassen. The stumbling block was the housing market. He says the asylum crisis is being used for electoral gain.

On 28 October 2022, Yao Yuan spoke at the conference in Rome on 'Understanding national security concerns in light of FDI screening', jointly organised by Università Telematica internazionale UNINETTUNO and Uppsala University.

Research

On 31 January 2014 Professor Willem Heiser (Psychology, Statistics and Data Theory) was awarded the distinction of Knight in the Order of the Dutch Lion. After his farewell lecture he received the royal honour for his exceptional academic, social and administrative achievements.