Recent welfare reforms in the Netherlands show a trend of reducing welfare accessibility and increasing obligations. Although the effects thereof on directly-targeted economic outcomes, such as welfare dependency and labor participation, are often assessed, potential spillovers to other economic and…

Issues such as climate change, the depletion of natural resources or social inequality are too complex to be addressed from a single scientific discipline or by a single country. Leiden University has the expertise to bring the resolution of these enormous problems a small step closer.

On Thursday 8 December at 15.00 hrs, Fred van Haasteren will defend his doctoral thesis ‘Fatsoenlijke flexibiliteit – De invloed van ILO-conventie 181 en de regelgeving omtrent uitzendarbeid’ (Decent flexibility - The influence of ILO Convention 181 and legislation on temporary agency work) at the…

This message is to remember his inspiring contributions to the global development of air and space law, the formation of innovative aviation policy and his dynamic commitment to the International Institute of Air and Space Law at Leiden University.

Directing soil life and thereby influencing what grows above ground: that is the expertise of Leiden biologist Martijn Bezemer and his colleague Wim van der Putten (NIOO-KNAW). Their research on soil transplants has been nominated for the Huibregtsen Prize 2023. This prize goes to innovative research…

Turkish politics was shaken by the arrest of Istanbul mayor Ekrem İmamoğlu, along with dozens of others from the main opposition party.

On the 27th April 2017, the third annual conference of the Leiden Center for East African Law (LEAC) took place at Strathmore University in Nairobi, Kenya. The theme of the conference was ‘East African Law: A Common Market, Opportunities and Challenges for the Business Community’.

Our motto is Praesidium Libertatis, or ‘bastion of liberty’. How did it come into existence, and in what way is Leiden University staying true to its meaning? Five questions about our motto.

16 April was a special day at the Faculty of Science. In honour of the collaborations with the Chinese partner university, it was declared Xi’an Jiaotong University Day.

After an extremely painful conclusion, the Western allies have left Afghanistan and the Taliban have regained supremacy. How will Afghanistan move forward, and what does the departure mean for global relations? Rob de Wijk, emeritus Professor of International Relations and Security, analyses the failure…

Public funding for fundamental research is essential for innovation and the development of new medicines. This is demonstrated by Professor Science Based Business Simcha Jong and his colleague Hsini Huang after studying US federal funding restrictions for stem cell research under President George W.…

Authors: Pierre-Bruno Ruffini and Olga Krasnyak

Democracy may lead to more deforestation in the tropics. So write environmental scientist Joeri Morpurgo and his colleagues in the prominent scientific journal Biological conservation. They found that competitive elections are associated with more loss of tropical rainforest than elections without competition.…

Political games have existed throughout history, but what is the role of 'play' in the way the American political world has developed? University lecturer Sara Polak has received an ERC Starting Grant to investigate this.

A number of European countries have started evacuating their citizens and there is a threat of military intervention by neighbouring countries: the situation in Niger is deteriorating rapidly. A military coup has thrown the country into turmoil, partly aided by social media.

The democratic rule of law is under pressure due to a series of scandals and integrity issues, as seen in the recent parliamentary inquiries. Professor Ronald Kroeze explains: 'Public office holders are expected to show complete dedication, but that norm is quite absolute, and what we mean by it is…

One discovered that arteriosclerosis resembles an autoimmune disease, while the other developed a system to aid in the search for new medications. For these achievements, Marie Depuydt and Jurren de Groot were awarded the Krijn Rietveld Memorial Innovation Award on the evening of Tuesday 4 June.

Rather than finger-wagging, the Netherlands has opted for pragmatism when it comes to human rights. That is what Minister of Foreign Affairs Stef Blok said in a lecture in the Academy Building on Human Rights Day on 10 December 2019.

Different groups can have different memories of the same historical event. This can lead to conflict but does not have to. How is this, and how can countries and people reconcile with the past?

European higher education may benefit from becoming even more international, but universities should protect European values such as participation and freedom of thought. This was the position taken by European Commissioner Navracsics on 10 November in a debate with Minister Bussemaker and students…

In zoos, at festivals and in a mobile lab at the market: everywhere, Mariska Kret tries to understand human and animal emotions with her distinctive behavioural research. Now she has received the Mercator Sapiens Stimulus of €1 million for her efforts.

Intensive and decisive days are coming for the future of MERCOSUR’s external relations. In around two weeks, the regional organization’s negotiating and technical teams will publish the new conditions for the common customs tariff

European Commissioner for Competition, Margrethe Vestager, gave a warning in the Europa Lecture on 14 June about large companies that abuse their power. 'An honest society begins with honest markets.'

Call for Papers: Imperial Artefacts. History, Law, and the Looting of Cultural Property

Professor Lodewijk Woltjer passed away on 25 August 2019.

The midterm elections in the United States will be a vote of (no) confidence in president Trump and his divisive leadership style, says Brendan Carroll, assistant professor Public Administration. In this blog he explains why voter turnout can be a decisive factor.

On June 16, 2025, the Institute of Political Science at Leiden University hosted a panel debate about the ongoing mass student-led protests in Serbia. The protests have shaken the increasingly illiberal regime in Serbia to its core and have grown into the largest student protests in Europe since 196…

In the summer of 2015 the former Finnish foreign minister Erkki Tuomioja, together with a group of Finnish historians, took an important initiative and established the organization Historians Without Borders (HWB).

On 22 April 2016, the Social Justice Expertise Center (SJEC) hosted the first global conference for international labour law judges and other adjudicators themed ‘Ensuring Coherence in Fundamental Labour Rights Case Law: Challenges and Opportunities’ at the Academy Building of the University of Leid…

This week we welcomed a high-level delegation from the Dutch Research Council (NWO) and the National Natural Science Foundation of China (NSFC) to Leiden’s Institute of Environmental Sciences (CML).

A delegation from Leiden University is visiting Brazil from 14 to 18 March. The first day of the visit was spent with scientists in São Paolo.

Tensions are rising between Russia and the West. Can an invasion of Ukraine and an international war be avoided? Political scientist and Russia expert Hans Oversloot warns of the consequences if the West chooses a collision course. ‘Offer Russia a dignified exit strategy.’

President Putin will be officially opening the Netherlands–Russia Year on 8 April in Amsterdam. Leiden Slavist Sjeng Scheijen was responsible for putting together the cultural programme. How much freedom did he have in doing so? ‘The Dutch photography project on the demolition of Sochi districts was…

From 5-7 November 2018, The Hague Program for Cyber Norms held its inaugural conference at Het Spaansche Hof in The Hague, where they were joined by scholars and participants from across the world, for three days filled with four keynotes and 19 presentations during the parallel sessions.

Americans are electing a new president in November but they also have other choices to make in the polling booth. Alumnus Sanne Rijkhoff works at a Texas university and is trying to help make students more aware of the elections.

No matter how hard Chinese communists tried to control the economy, they could not stop the free market from flourishing. This was the message given by historian Frank Dikötter on 7 February during a lecture on the Cultural Revolution. He will be awarded an Honorary Doctorate on 8 February.

Steven Verburg wins the 2022 Hugo Weiland Prize for best thesis in Central European Studies; Caroline Schep and Anneke Romijnders awarded “Honorable Mentions” for their thesis work.

What is the effect of a certain regime on a country’s migration policy? Political scientist Katharina Natter compared the migration policy of autocratic Morocco with that of democratising Tunisia. Her findings challenge some of the core assumptions.

What’s at stake at the NATO summit in The Hague? Three academics from Leiden share their insights.

Astronomy can help address the problems of South Africa, while benefiting other African countries at the same time. This was the message of Naledi Pandor, South African Minister of Science and Technology, on 26 February in the Academy Building.

Alumnus Anoma van der Veere did Japanese studies and talks in this interview about his studies in Leiden and his work as a researcher at the Leiden Asia Centre and as Japanese correspondent in Tokyo.

'Academics who share their knowledge with the outside world on social media are often insulted or even threatened. Especially female academics and academics of colour seem to regularly be the victim of sexist and racist comments.' This is what Ineke Sluiter, Professor of Greek Language and Literature…

An ICE agent fatally shot Renee Good in Minneapolis on 7 January, igniting nationwide fury over escalating federal violence. Could such an incident occur in the Netherlands?

An ICE agent fatally shot Renee Good in Minneapolis on 7 January, igniting nationwide fury over escalating federal violence. Could such an incident occur in the Netherlands?

An impressive 875 students from all corners of the globe are taking part in Orientation Week Leiden (OWL). After all the lockdowns in their own countries, they’re glad to meet up in real life in Leiden. What do they expect of their studies here?

Historian Marjan Schwegman is the new Cleveringa Professor. Her lecture on 27 November will focus on Eduard Meijers, the Jewish professor who was dismissed by the Nazis. Schwegman's previous posts include Director of the NIOD Institute for War, Holocaust and Genocide Studies.

Ever since the first edition of the Science Run, the Leiden Student Running Association Currimus has delivered the winning team or the fastest runner. Now the event is back, the new batch of students must uphold the honour. The board is also forming a team: ‘During the upcoming training session, we…

Pope Francis has appointed astronomer Ewine van Dishoeck to the Pontifical Academy of Sciences. She joins an illustrious list of Nobel Prize winners, such as Ernest Rutherford, Max Planck, Niels Bohr and Erwin Schrödinger. What is her view on this? An interview with our professor of Molecular astrop…

How do you recount historic events if you are not allowed to talk about them? For his dissertation, Taufiq Hanafi tried to find out how a period of mass murder – despite heavy censorship – found a place in Indonesian literature. PhD defence 31 March.

How can ‘Big Data’ be used in development and humanitarian aid, and what are the risks? Leiden University and the United Nation’s Global Pulse are organising an international expert meeting in The Hague on 23 October.