Freshwater and brackish water ecosystems are arguably the most vulnerable ecosystems on earth, due to concentrated human developments in and around them. The Pontocaspian (PC) region located at the border of Europe and Asia contains a variety of brackish water ecosystems and unique inhabitants, known…

Arco Timmermans, professor by special appointment in Public Affairs at the Institute of Public Administration, is co-editor of this book focused on comparing engagements in policy advisory systems.

The eleven innovative essays in this volume explore the notion that all forms of modern mass politics, including liberal democracies, need such a form of sacralization of politics to function.

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.

Madeleine O. Hosli, Professor of International Relations, wrote this book in which she analyses the complex relations between the European Union (EU) as a regional organization and the United Nations (UN) as an international, global governance institution.

Whilst government’s ability to design ‘context-specific’ regional innovation policy is generally assumed to depend on the region’s decision-making power, the aim of this study is to investigate how regional government matters. In order to open up the black box of policy design, the study develops a…

The article examines how Southern European member states' newspapers portray European irregular migration governance.

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…

Jan Aart Scholte, Professor Global Transformations and Governance Challenges, is a co-author of this book that offers the first full comparative study of citizen and elite legitimacy beliefs toward global governance.

Lecture, European Union Seminar

The complexities of modernization in Brazil and Graciliano Ramos significance for our understanding of Brazil today.

How can we understand the implementation of EU policy and what challenges are involved?

The Netherlands aims to have open and responsive government. As part of the ‘Actieplan Open Overheid’, Ymre Schuurmans, Annemarie Drahmann and Louis Honée from the Department of Constitutional and Administrative Law are researching how citizens' information position in administrative law proceedings…

Many of the big challenges of the 21st century (climate change, international migration, financial instability, socio-economic inequality) find their origins in the organisation of the global economy. Any solution to the world’s big challenges therefore requires forceful policy interventions at the…

On 15 February 2024, Alexandros Sarris defended the thesis 'International Law and Governance of the Arctic in an Era of Climate Change'. The doctoral research was supervised by Nico Schrijver and Freya Baetens.

The Summer School ‘The European Union, the United Nations and Global Governance’ will focus on a range of topics relevant to interactions between the European Union (EU) and the United Nations (UN) and the EU’s role within current patterns of global governance.

The Leiden Lectures in Media | Art | Politics (MAP) is a series of talks organized by Pepita Hesselberth and Yasco Horsman. Speakers from various academic backgrounds and in different stages of their careers reflect on diverging ways in which technological and social changes challenge and transform…

On the 2nd of September Jiyan Qiao successfully defended a doctoral thesis and graduated.

Never has good policy been so important. From unemployment and a lack of affordable housing to regulating cryptocurrencies and protecting against cybersecurity threats, the challenges we face are complex and global. The text explains how policymaking works: from the emergence of policy ideas to deciding…

This thesis attempts to interrogate post-1991-2015 political development in Ethiopia, focusing on the political discourses espoused by the government and opposition, using the discourse analysis method and securitization theory.

When EU member states signed the Treaty of Lisbon in 2007, they did not anticipate the manifold crises in store for them over the following years. Instead of the intended consolidation of a Union which had just gone through its most profound modernisation and biggest round of enlargements, the EU has…

EU foreign policy has become increasingly politicised over the past years, amongst others as a consequence of the succession of crises. Crises may engender processes of crisis framing and contestation. This article focuses on how the policy demands being voiced in these processes of contestation are…

Growing health inequalities, rising healthcare costs, an ageing population, and shortages of healthcare staff are just some of the challenges facing healthcare, both in the Netherlands and beyond. These issues transcend the boundaries of the medical sector and touch on broader themes such as social…

This article examines how immigration from Central and Eastern Europe influences political support for Eurosceptic parties.

On Monday 4 September, Professor Christopher Martinez, from the Universidad de Concepción (University of Concepción), Chile, was invited by the Department of Constitutional and Administrative Law to introduce his forthcoming book at our university.

How many written parliamentary questions does each party put to each minister? Political scientists Simon Otjes (University of Groningen) and Tom Louwerse (Leiden University) studied the practice in Dutch parliament and found that parties use parliamentary questions strategically as part of their ‘permanent…

This dissertation offers a reconstruction of the propositional contents of the writings of Karl Popper, Leo Strauss, and Hannah Arendt while bringing these into discussion with their performative meanings, such as polemical forms of reasoning, analogical and metaphorical uses of language, and hidden…

The first results of the “Policing European Metropolises project” (PEMP) that associate Professor Elke Devroe and Professor P. Ponsaers launched in April 2013 are now published. Having been the referent for The Netherlands and Belgium in the Urbis project (Leonardo programme), the project focuses on…

Hegemony and World Order explores a key question for our tumultuous times of multiple global crises.

The public sector is increasingly a multi-level system, with interactions between public and private actors on the national, sub-national (provinces, regions) and international level and various public, semi-public and private organisations that perform public tasks. In this minor students pay attention…

Philosophy, Politics and Economics (PPE) in Leiden is a unique interdisciplinary master’s programme, considering topics of freedom, justice and citizenship in the 21st century. Watch this video to learn more about the programme!

What will it be like to study at Leiden University in 2075? Ten surprising, artistic uni-visions could be brought to life. It’s up to you to vote for your favourite.

Philosophy has an important contribution to make to society, says Professor of Practical Philosophy Glen Newey. You need people who can think clearly, certainly in positions of power and authority. Newey stresses that “there will always be a place for philosophy”. An introduction to the practically…

How to explain variation in the extent to which parliamentary voting behaviour follows the government–opposition divide? Party Politics article by Tom Louwerse et al.

The project interrogates the relationship between impartiality and power and asks whether impartiality as a cornerstone of global governance can – and ought to – be re-envisioned in the context of changing global governance power relations.