Sarah Giest, Assistant Professor at Leiden University, and Ishani Mukherjee researched the topic of 'Behavioural Insights Teams (BITs) and Policy Change: An Exploration of Impact, Location, and Temporality of Policy Advice'.

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.

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

Voting Advice Applications represent popular election campaign tools in many countries, enabling voters to discover which party or candidate provides the best match with their political preferences. Political scientists Martin Rosema (University of Twente) and Tom Louwerse (Leiden University) examine…

This article, by Sara Perlstein, explores how perceived social acceptability shapes whether people talk about risks, showing that risk perceptions and conversations are socially negotiated rather than purely individual.

INFLUEX examines the influence of experts on public policy, aiming to define, measure, and explain their role in democratic policymaking

The second major collection of papers from the Bridging the Unbridgeable project.

The Centre for Science and Technology Studies (CWTS) ensures that its research practices align with its commitment to inclusion, responsible evaluation, and open science. Our policies and guidelines provide clear principles for ethical research conduct, data management, sustainable travel, PhD supervision,…

What does it mean to do public policy ethics today? How should philosophers engage with ethical issues in policy-making when policy decisions are circumscribed by political and pragmatic concerns? How do ethical issues in public policy differ between areas such as foreign policy, criminal justice, or…

In this article Fisher, Klein & Codjo introduce the FOCUSdate Project and they show how the sentiment data provide unique abilities to analyze Russia's and Iran's reactions to US policies and events and NGO human rights campaigns.

This book offers a concise and accessible introduction to debates about expertise, policy-making and democracy. It uniquely combines an overview of recent research on the policy role of experts with discussions in political philosophy and the philosophy of expertise.

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

In this paper, Kantorowicz aims to track the persistent effect of former partitioning borders on property tax rates in Poland.

Bert Fraussen and Valérie Pattyn theoretically contribute to the existing literature on policy advice by drawing inspiration from niche theory.

The Public Policy and Innovation department of the Institute of Public Administration focuses on shaping, implementing, and evaluating policy through innovative approaches. Our goal is to tackle complex societal challenges by exploring technological advancements and creative policy tools.

Public policy is often the subject-matter of pervasive and deep moral disagreement. Moral disagreement, understood as the difference and opposition between principled moral arguments, can and does occur between policy professionals, different political parties and individuals or groups that compose…

Leiden University is aware of its role in society and wants to create a green, healthy and inclusive campus and have a positive impact on the field of climate and circularity.

Valérie Pattyn, Assistant Professor at Leiden University, researched

A thorough description of the relationships among languages and their social environment in a given context, reflecting an ecological perspective, involves attention to the agency of local actors, and the policies, discourse, and ideologies that surround them.

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 paper develops a novel theoretical framework for the conduct of postmortems after major foreign policy surprises for the European Union and its member states.

Leiden experts research ways in which European legislation is converted into national legislation. Knowing how this process works can inspire policy-makers trying to achieve their aims while abiding to Europan legislation.

After an initial suggestion of a move toward Israel, India’s Prime Minister Modi has signaled a significant recalibration of his government’s engagement with the Middle East region. Now, India seems to be prioritising strong ties with the Gulf states.

This project aims to situate the current policy concept of ‘valorization of scientific knowledge’ in historical and epistemological perspectives. Conceptual understanding of the utility of scientific practices is developed in dialogue with historical analyses of the politics of knowledge in European…

Curious about how sustainability fits into our university's strategic plan, or how much energy and water we consume? Read about it here.

From the smallest level of interaction among families and close friends, over the meso-level of schools, shops, churches, religious communities and companies, to the highest level of nation-states and international organisations: Language Policy and Planning (LPP) is everywhere!

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…

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…

The NWO-funded Vidi project “American foreign policy and liberalism” challenges the idea that the United States has created and sustained a “liberal international order” since World War II. It instead explores the ways in which illiberal ideologies – such as those underpinning racial hierarchy at home…

Great apes and the right to health

EUMOTIONS explores the role of emotions expressed by political elites (at EU- and member state-level) in framing the EU’s policy options during international crises.

An international comparative study of the Netherlands, Belgium, Denmark, France, Germany, the United Kingdom and the United States.

YAL raises its voice on policy matters.