In this research I assess the impact of the recently discovered gas reserves south off Cyprus on the escalation of the Cyprus conflict.

Ten projects have been selected during the fourth call in the Seed Funding Programme launched by EUniWell. Marieke Liem, Professor Social Resilience and Security, has received a grant for the MASTERY project.

In Dutch magazine Elsevier, Marieke Liem explains the issues with using the term ‘troubled person‘ in reports on homocide.

In the academic year 2022-2023 the Social Resilience and Security interdisciplinary programme will offer a new minor for students who are interested in studying interpersonal violence and who are entering the third year of their Bachelor's degree. The announcement went down well with students: the available…

As young people’s friendships improve, their mental resilience also increases. This is according to research conducted by Anne-Laura van Harmelen, Professor of Brain, Safety and Resilience at Leiden University.

Prof. dr. Marieke Liem, Professor Social Resilience and Safety at ISGA, discussed the facts and fiction surrounding serial killers on Dutch NPO Radio 1.

Lex Bohlmeijer, creator of the Good Conversations podcast at De Correspondent, is recording a podcast in Theater aan het Spui in The Hague. In his Good Coversations podcast, Lex talks politics, arts, journalism and science, with a wide range of guests who have an exceptional and often unknown story.…

Every year Leiden University celebrates the lifting of the siege of 1574, with the 3 October University. This year the event will be held on the 4th of October between 11 am and 1 pm. Visit the tent in the city centre of Leiden, to hear three of our scientists talk about their research on the theme…

Commissioned by ‘Politie en Wetenschap’, Pauline Aarten, Assistant Professor at Leiden University, and Marieke Liem, Associate Professor at Leiden University, published their new research last week. The study

Welcome to the Social Anxiety and Specific Phobia (SASP) Research Group!

With this podcast series 'Introduction to Security Studies', you will get to know more about the bachelor's programme Security Studies at Leiden University in The Hague and life as a student in The Hague.

Recent figures from Statistics Netherlands show that the total number of homicides has decreased in 2020. But the number of homicides among young people increased. Many have interpreted this to mean that homicide among teenagers in increasing. Marieke Liem, Professor of Social Resilience and Security,…

Observational, cognitive and physiological measurements in social contexts.

Recent years have seen a vibrant scholarship on health policy and politics. While much is now known about changes to health policies and institutions over time, this study finds that scholarship still lacks research on the linkages between health policies and health outcomes (Marmor & Wendt, 2012).…

Is blended care a feasible and effective treatment method for social anxiety in adolescence?

This website showcases Leiden University’s contribution to the SSH Sector Plans.

From basic science to real-world interventions

Across cultures, parents help their children master the social and linguistic codes needed in adult life. Recent research on language socialization found important cross-cultural differences, pointing out the need for more diversity for a full understanding of this process.

The Social and Economic Psychology specialisation offers in-depth knowledge of a broad range of theories and research domains in this area, all concerning the way people’s social environment influences thoughts, feelings, and behaviour.

Programme director of the bachelor's programme Security Studies Daan Weggemans kicked off the first webinar for prospective students this afternoon. In Kaltura Live he had an international audience of about 60 interested people.

The new minor 'Cyber Security Governance Essentials' will start in September 2021. Third year bachelor students of The Leiden Institute of Advanced Computer Science (LIACS) and of the BSc Security Studies of the Institute of Security and Global Affairs (ISGA) who would like to deepen their knowledge…

LIACS is committed to inclusive work and study experiences, respectful of all students and staff, and free of discrimination, harassment, bullying, or retaliation. An inclusive and respectful atmosphere is vital to free expression and the open exchange of ideas.

Effectively supporting young people in coping better with COVID-19 related stress requires detailed understanding of the factors that influence resilient functioning. But what are those factors and what concrete actions can be taken to support young people in building resilience? Take a look at this…

Dr Madalina Busuioc has completed a study for the European Parliament titled

Which adolescents are more at risk of developing social anxiety disorder later in life?

A warm welcome to the Graduate School of Social and Behavioural Sciences at Leiden University.

How can cardiovascular responses index challenge and threat motivational states? How do challenge and threat states shape, and are shaped by, social relations?

Intelligence scholars have been struggling to find the conditions under which international intelligence cooperation occurs. Most focus on transactional motives and guaranteed returns, the so called ‘Quid pro Quo’. At the same time, trust is often mentioned as one of the foremost conditions, yet it…

On Monday 26 August, students were warmly welcomed at the Wijnhaven location with a blue carpet and live music. Accompanied by their friends and family, they gathered to receive their BSc Security Studies diploma.

On the occasion of prof Paul van der Heijden’s stepping down as Rector Magnificus and President of the Executive Board of Leiden University in 2013 the Chair bearing his name on Social Justice was established. It was a “farewell present” of the Leiden University to it’s Rector.

Day-to-day activities are important in the development of social identities, the establishment of social standing, and the communal understanding of societal rules. This perspective is broadly referred to as practice theory and relates to the power of an overarching social structure and the individual…

Marc Stevens, PhD student of Ronald Cramer, and colleagues have found a weak spot in internet security. As a consequence of this weak spot in the infrastructure of digital certificates forged certificates can be issued that can be fully trusted by the usual web browsers. The results have been presented…

This thesis, conducted in the framework of ERC Starting grant project BABYLON (PI: Caroline Waerzeggers), presents an investigation into Babylonian society, focusing on the city of Borsippa during Neo-Babylonian and early Persian rule (c. 620-484 BCE).

Professor of Brain, Safety and Resilience Anne-Laura van Harmelen has been nominated for the Huibregtsen Prize. The winner of the prize will be announced on the Evening of Science & Society (4 October).

On Friday 29 August, the Wijnhaven was filled with a special mix of first-year students just beginning their academic journey, and students who, after 1,089 days of intensive study, were awarded their Bachelor’s degree in Security Studies. In two festive sessions, a total of 223 students received their…

The research group Intelligence and Security has been augmented with a team Policing Studies as part of the collaboration agreement with the Dutch National Police.

JSixty researchers have received a grant of approximately 50,000 Euros during round 3 of the NWO Open Competition SSH-XS pilot programme. Two of them are working at FGGA: Jolien van Breen and Honorata Mazepus. The sixty researchers received the grant to start working on a promising concept or an innovative…

On Thursday 7 February 2019, the graduation ceremony for the executive master programme Cyber Security took place at The Hague Security Delta (HSD). The Cyber Security programme is a collaboration of University Leiden, Delft University of Technology, and The Hague University of Applied Sciences. A total…

The Hague Program on International Cyber Security focuses on the various modes of governance that states and other actors can bring into play to deal with and shape the strategic challenges in the digital environment. This years conference focused on international cyber security and the role of the…

To what extent are individuals socialised with heteronormativity and gender norms by the national context in which they live, by Dutch schoolbooks, and within Dutch families?

Interested in an internship at the Dutch Ministry of Defence? Good news! Leiden University and the Royal Netherlands Air Force have formalized their cooperation to offer students an unique opportunity to conduct an internship at an active military base in Woensdrecht, the Netherlands.

On 7 May 2020, Jolanda van der Vliet defended her thesis 'The International Legal Protection of Environmental Refugees. A human rights-based, security and State responsibility approach'. The doctoral research was supervised by Prof. N.J. Schrijver and Prof. J.J.C. Voorhoeve.

New Approaches to Understanding the Eastern Mediterranean during Byzantine and Ottoman Times

On 24 January 2024, Vethaak defended the thesis 'Empirical Analysis of Social Insurance, Work Incentives and Employment Outcomes'. The doctoral research was supervised by Koen Caminada and Pierre Koning.

This paper written by Vydra and Kantorowicz answers the research question ‘What policy-relevant information does Twitter contain?’ as well as the research question ‘How does this information change between a period of normalcy and a period of crisis?’