This book describes the changing roles of traditional authorities in combatting contemporary security challenges.

Dynamics of material, social and ideological relationships in the pre-Columbian insular Caribbean

This book focuses on transnationalism as a key concept to evaluate how Europe responds to cross-border security challenges.

On 11 and 12 October Jorrit Rijpma spoke on Mobility and Security at the Batumi State University and the Tbilisi State University.

Our main goal is to improve understanding of how intelligence and security services operate, how they are embedded in broader political, bureaucratic, and societal contexts, and how their methodologies can be complemented.

The Impact of Mobility and Migration in the Roman Empire assembles a series of papers on key themes in the study of Roman mobility and migration.

European policy affects our lives: from air quality to the frequency of a bus service. Leiden researchers analyse how the European Union functions, how countries apply European policy and whether this policy actually provides solutions and delivers.

This book focuses on policing in city-regions in Europe bringing together experts from across the continent to develop a sociology of urban policing and a unique methodology for comparing different metropolises in the same country.

Researchers at LIACS are working to devise the computers of tomorrow that will be the backbone of the Cloud and Edge computing paradigms as well as the Internet of Things. In this respect, we are involved in research and development of high performance computing systems, embedded & real-time computing…

On 9 September 2020, Ruben de Graaff defended his thesis 'Concurrence in European Private Law'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. S.C.G. Van den Bogaert.

As our society becomes increasingly complex, it is critical that we better understand how we can deal with fundamental issues such as societal and personal security, and resilience against threats to our security.

You are about to start your Master's programme in Crisis and Security Management at Leiden University in The Hague, The Netherlands. Make sure you are well prepared and get your studies off to a good start.

Researchers at LIACS are working to devise the computers of tomorrow that will be the backbone of the Cloud and Edge computing paradigms as well as the Internet of Things. In this respect, we are involved in research and development of high performance computing systems, embedded & real-time computing…

Social resilience and security has never been more important. Over the last 2 years, the COVID-19 pandemic has created a considerable disturbance to our personal and social lives. As a result, the general population reports more stress, loneliness and decreased quality of life. At the same time, there…

Crises arising from terrorism, cyber threats, and natural disasters dominate world news and make Crisis and Security Management a heavily politicized and hotly debated topic at the top of the national and global societal and governance agenda.

Are you thinking about studying Crisis and Security Management? Learn more and watch the introduction video. Or watch the videos on the track-related pages.

Criminology and Security Policy is a challenging Dutch-taught master's programme at the renowned Leiden Law School of Leiden University. This programme – with its multidisciplinary perspective - focuses on the security issues in society and the development of effective and legitimate policy in order…

How do crises produce changes in specific European Union foreign policy areas, and how should we conceptualise these policy changes?

In this article, James Shires and Tatiana Tropina, assistant professors at the Institute of Security and Global Affairs, map the relationship between gender equality and cybersecurity governance as a component of good security sector governance (SSG). Here, it highlights the way in which cybersecurity…

On 22 November 2018, Els De Busser spoke at a panel during the conference

In this article, Madeleine Hosli, Professor of International Relations at the Institute of Security and Global Affairs, and Jaroslaw Kantorowicz, Assistant Professor at the Institute of Security and Global affairs, discusses the relevance of structural variables in a time where European politics are…

Are you thinking about studying Crisis and Security Management: Intelligence and National Security? Learn more and watch the videos.

Since the emergence of humankind people have maintained social contacts and traveled widely, establishing interaction networks in which goods are traded and ideas are transmitted, increasingly on a global scale.

This third issue of Ex Novo gathers multidisciplinary contributions addressing mobility to understand patterns of change and continuity in past worlds; reconsider the movement of people, objects, and ideas alongside mobile epistemologies, such as intellectual, scholarly or educative traditions, rituals,…

Are you thinking about studying Crisis and Security Management: Cybersecurity Governance? Learn more and watch the videos.

Governance and Global Affairs, Institute of Security and Global Affairs, Intelligence and Security

Cristina Grasseni’s project

This edited volume offers a critical discussion of the trade-offs between transparency and secrecy in the actual political practice of democratic states in Europe. As such, it answers to a growing need to systematically analyse the problem of secrecy in governance in this political and geographical…

Are you thinking about studying Crisis and Security Management: Governance of Violence? Learn more and watch the videos.

Are you thinking about studying Crisis and Security Management: Governance of Crisis? Learn more and watch the videos.

Are you thinking about studying Crisis and Security Management: War and Peace Studies? Learn more and watch the videos.

What are the environmental trade-offs for SMEs considering moving from monoculture aquaculture practice towards IMTA? What are the environmental trade-offs comparing IMTA species with their conventional monoculture alternatives?

Mobility, Globalisation, and Interculturality is one of the six research themes of the LUCAS Modern and Contemporary cluster.

Promotors: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon, Prof.dr.ir. H.H. de Iongh

Landscapes of mobility in the northern Chilean altiplano: from chiefly networks to colonial markets (AD 1100-1800).

The AI research in the area of peace, justice and security at each of the three universities in Zuid-Holland complements the AI research being performed by the other two. Three researchers explain. Part one in a series of five about themes that the three universities’ AI research covers.

This book is the first comparative study of estimative intelligence and strategic surprise in a European context, complementing and testing insights from previous studies centred on the United States. It does extensive empirical analysis of open-source material and interviews in relation to three cases…

Grasseni's contribution to this special feature on food cultures, food systems, and agriculture in Europe builds upon her ongoing project Food citizens? Collective food procurement in European cities: solidarity and diversity, skills and scale.

A large proportion of the University’s total carbon footprint under normal circumstances is caused by home-to-work commuting, home-to-study commuting, visitor traffic, business travel and goods transport to and between University locations.

Are you thinking about studying Crisis and Security Management: Governance of radicalism, extremism and terrorism? Learn more and watch the videos.

How does the presence of internally displaced people impact on the justice and security concerns of longer-term residents in host communities, and to what extent do residents have different concerns than displaced?

On Wednesday 27 February, a group of around 30 Leiden Law students visited the EU’s Agency for the coordination of cooperation between police authorities, the European Police Office (Europol) in the world’s legal capital: The Hague.

On 7 September 2023 Didem Durak Akser successfully defended a doctoral thesis and graduated.

On 12 March 2019, KPN published the sixth edition of the European Cyber Security Perspectives. Sergei Boeke, researcher at the Institute of Security and Global Affairs, has written an article about Cyber ​​Warfare.

The AI research in the area of peace, justice and security at each of the three universities in Zuid-Holland complements the AI research being performed by the other two. Three researchers explain. Part one in a series of five about themes that the three universities’ AI research covers.

Migration and Mobility in the Early Roman Empire by Luuk de Ligt and Laurens E. Tacoma (Eds.)