In theory, states can gain security by acquiring internal arms or external allies. Yet the empirical literature offers mixed findings: some studies find arms and allies to be substitutes, while others find them to be complements. Political scientists Matthew Digiuseppe (Leiden University) and Paul Poast…

Foster children’s behaviour is more problematic than that of their peers in ‘normal’ family situations. However, it is difficult to determine the exact cause of behavioural problems. Anouk Goemans, a researcher in clinical child and adolescent studies, calls for more screening and monitoring. PhD defence…

Researchers from the Leiden University Medical Center (LUMC) are working on the first diagnostic test for leprosy that can be used outside a laboratory. This will not only reliably diagnose leprosy, but also be cheap and easy to use. Leprosy mainly occurs in low-income countries. A double challenge…

The Institute of Criminal Law and Criminology conducts extensive research on imprisonment. Sending a person to prison is the most severe form of punishment that can be applied in the criminal justice systems of European countries. In most countries, the number of prisoners has risen in recent decades.…

Researchers at the Institute of Criminal Law and Criminology - Paul Nieuwbeerta, Anouk Bosma, Esther van Ginneken, Hanneke Palmen and Maria Berghuis - have received 800,000 euro from the Dutch Custodial Institutions Agency (DJI) of the Ministry of Security and Justice to investigate living conditions…

February 2019 will see the launch of the Young Academy Leiden (YAL). Founded by the Leiden members of De Jonge Akademie of the Royal Dutch Academy of Arts and Sciences, the YAL has been designed to support the university’s talented early career scholars.

Rising geopolitical tensions are causing states and national elites to innovate their use of the past for present-day political ends. This is certainly true for the People’s Republic of China, which prepares to celebrate its 75th anniversary in 2024 amid mounting superpower rivalry, ideological tensions…

Promotor: Ronald Cramer, Co-promotor: Serge Fehr

In early January, Joanne van der Leun (Dean of the Leiden Law School), Ton Liefaard (Program Director of the Advanced Studies in International Children’s Rights, LL.M), and Anette van Sandwijk (Head Bureau International Education) visited China.

On 15 January 2019, the external relations committee of the Swiss National Council (lower chamber of the Federal Parliament) held a public hearing on the subject of the draft text for an agreement between Switzerland the European Union with new institutional rules for a number of Swiss-EU market acces…

Citizens, journalists and scholars notice that foreign policy in, and of, the European Union, is ‘de-Europeanising’. Political scientist Daniel Thomas (Leiden University) offers a theoretical exploration of the likely implications. He expects that it will become more difficult for the EU to achieve…

Where does Europe begin and end? How have the European Union and its precursors decided which countries are eligible to join the community and which are not? Few issues are more hotly debated, more important for the course of European integration, or more consequential for individuals in and around…

Exchanges between different cultures and institutions of learning have taken place for centuries, but it was only in the twentieth century that such efforts evolved into formal programs that received focused attention from nation-states, empires and international organizations.

Three Leiden researchers have been awarded a prestigious Vici grant, the Dutch Research Council (NWO) announced on Tuesday. Two of the researchers work at Leiden University and the third at the Leiden University Medical Center (LUMC).

This handbook is aimed at a wide readership interested in developing an understanding of the political, economic, and social complexity of Eastern Europe. It covers Central Europe, the Baltic republics, South Eastern Europe, and the Western Balkans, as well as all the countries of the former Soviet…

How have British cities changed in the years since the Second World War? And what drove this transformation? This innovative new history traces the development of the post-war British city, from the 1940s era of reconstruction, through the rise and fall of modernist urban renewal, up to the present-day…

Politicians' statements often involve emotions, shaping public perceptions. This study highlights the role of emotions in EU foreign policy.

Conference, Meet us in your country

Conference, Meet us in your country

Conference, Meet us in your country

When we are around four years old we suddenly start to understand that other people think and that their view of the world is often different from our own. Researchers in Leiden and Leipzig have explored how that works. Publication in Nature Communications on 21 March.

Leiden University was present for the second time at the second Leiden Pride on Saturday.

What should we do about litter in the countryside? Can you tell from camera images if someone is guilty? And what does your heart rate really look like? Get answers to these questions and more at the free ‘Wijsneus Festival’ on Friday 16 September at Leidse Hout Park.

The right to strike is regulated by the European Social Charter, but employers also have the right to take collective action. Employers actually resorting to this in reality hardly ever happens, however. Instead, we constantly hear about workers going on strike.

PhD defence

Under what circumstances is politicization more likely to occur than others, and what impact does politicization have on government legitimacy and performance?

After Wallonia’s veto on CETA, a group of 60 academics has come out to defend the European decision-making process in trade policy.

A tv crew from Euronews came to Leiden to interview Eugenio Cusumano about his work on migrant rescue operations in the Mediterranean. Eugenio is an expert on international relations.

This thesis analyses the existence and the functioning of the urban labour market in the early Roman empire by looking at the crucial influence of social structures, such as the family and non-familial labour collectives.

PhD defence

Great things are expected of Young Academy Leiden. The first 13 members of this society for young researchers will provide the Executive Board with fresh ideas on teaching, research, policy and how to connect with society. The researchers themselves will benefit from the contact with their peers from…

The Robben Island field school in January and February 2011 investigated and documented the tangible and intangible heritage of Robben Island, encompassing the remains associated with various political prisoners, the Muslim exiles, the lepers and lunatics, the WWII soldiers and Navy personnel, the prison…

Julia Cramer is the winner of NWO's Minerva Prize for 2017. Cramer will receive the prize for her research in the field of quantum science and technology.

Childcare, no access to labs and extra time for online teaching. These are the main reasons why young researchers at Leiden University have seen a significant drop in their productive working hours since the beginning of lockdown. These are the results of a Young Academy Leiden survey of over 200 early-career…

It’s often said that citizens have lost trust in their governments. But who exactly are these ‘citizens’? And which aspects of people’s contact with government agencies work better than others? These questions will be discussed at the Crafting Resilience conference (working language is English) on…

The Citizen Science Netherlands (CS-NL) network was officially launched this month with the aid of an Open Science NL grant. The new vision for this network was presented on 28 May.

This thesis investigates how galaxies form and what diversifies the evolutionary histories of galaxies.

PhD defence

Lecture, Lecture part of a series

Do you want to know more about the todays’ challenges in Global Affairs? Check out the second edition of the “Challenges in Global Affairs” E-book 2016!

Lecture, LACG Meetings

The Life in Custody (LIC) Study comprises a large-scale research project into prison climate and the quality of prison life in Dutch prisons.

On this page you will find all information about the Bachelor of Security Studies that you need as a first-year student.

The Institute of Criminal Law and Criminology’s ‘Vulnerable Groups and Inequality’ research project draws on a number of disciplines.

Jorrit Rijpma was invited to teach at a number of summer schools this year. He lectured at the CLEER summer school on External Relations, the ICPMD summer school on migration and asylum and the Odysseus summer school.

PhD defence

PhD defence