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

Satellites belonging to American space company SpaceX recently came very close to a Chinese space station. Experts are calling for traffic management rules in space.

The Netherlands returned 478 artefacts to Indonesia and Sri Lanka this week, on the advice of a Dutch committee. Rightly so, says Leiden professor Pieter ter Keurs from the Museums, Collections and Society interdisciplinary research programme. ‘But do make it clear why you are returning something.’

In a new essay for Ethics & International Affairs, Dr Henning Lahmann, Assistant Professor of International Law & Technology at eLaw, addresses the question whether states should resort to social media to warn a civilian population ahead of military operations.

Vice-rector Organisatieontwikkeling en oud-decaan FGGA Erwin Muller start op 1 april 2026 als staatsraad bij de Afdeling Advisering van de Raad van State.

From receiving our salary to doing our shopping: we are completely dependent on commercial banks for all our payment transactions. But what happens if they collapse? In his inaugural lecture, Professor Bart Joosen calls for a rigorous change: ‘Put payment transactions for private clients under one…

Fishermen in the United Kingdom recently protested about the adverse effects of Brexit on their trade. It would be naive to think that covert feelings of being under threat do not exist among the Dutch population. Citizens who feel threatened become defensive, a situation that could lead to a Nexit.

What do the election results say about the Netherlands today? Students and experts discussed this at an Election Breakfast organised by study association Diqit. Analysts, including Hans-Martien ten Napel, Associate Professor of Constitutional and Administrative Law, notice a new dividing line in Dutch…

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.

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.

Assistant Professor Briitta van Staalduinen has received the Best Dissertation Award from the American Political Science Association, Section on Class and Inequality. Her dissertation, Ethnic Inequality in the Welfare State, aims to reconcile the persistence of ethnic inequalities in expansive welfare…

From memorials to the armed forces to memory stones for individual victims. It was only later that the Holocaust took a central role in Western remembrance culture, Cleveringa Professor Frank van Vree notes. ‘Nationalists and human rights activists both invoke the experience of the Holocaust.’

On 10 June 2021, the ESIL Interest Group on the EU as a Global Actor organised a joint webinar with the University of Salamanca, Faculty of Law on ‘The externalisation of EU migration policies in light of EU constitutional principles and values: a global actor to trust?’

Where European integration has long been understood as a peace project, Joris Larik argued in his Havel-Cleveringa Lecture that recent developments point to an accelerated shift towards a European Union that places its interests, security and geopolitical position more centrally.

In het onderzoek van docent Martijn Nouwen wordt voor het eerst aan het grote publiek blootgelegd hoe de ‘geheime’ Europese Gedragscodegroep er niet in is geslaagd om verschillende vormen van schadelijke belastingconcurrentie uit te bannen.

An education grant may be available for collaboration with universities outside The Netherlands. This webpage contains information about the available grants, application procedures and where to look for help and advice.

Few people would associate the name Anton de Kom with Leiden. Yet the Surinamese freedom fighter is the subject of an exhibition at Museum De Lakenhal.

Organisation

Many European citizens feel connected to the European Union and place trust in it, Eva Grosfeld found in her PhD research. Yet around a quarter do not identify with the EU at all. How can the EU regain their trust?