How new media shape the communication strategies of the PRC’s official news agency Xinhua?

This research paper was requested by the European Parliament's Committee on Civil Liberties, Justice and Home Affairs. It was published by the International Centre for Counter-Terrorism (ICCT) in The Hague. Leiden University is one of the participating institutes in this publication and our researcher…

This project maps the policy of ‘Paz Total’ (Total Peace) and ongoing peace negotiations between non-state armed groups and the government of Colombia under the presidency of Gustavo Petro (2022-2026).

In a recent article published on PLOS, Drs. Briana Pobiner and Ryan McRae of the Smithsonian Institution National Museum of Natural History discuss the top 13 discoveries in human evolution in 2023.

A central and much debated topic in the study of language acquisition concerns the nature of the learning mechanisms that are required. Are the computational and learning mechanisms that guide learning about language structure special and specific to language or humans?

Dark matter represents around eighty per cent of the total mass in the Universe. Yet, we still don't really know what it's made of. Astronomer Pavel Mancera Piña is looking for answers. With a Veni grant from NWO and the most advanced telescopes, such as the James Webb Space Telescope, he will investigate…

Do natural soundscapes affect migratory decisions of fishes moving up and down rivers and is this process disturbed by vessel sounds?

Sociology of Policy in Practice focuses on policy-oriented research. It enables you to gain relevant working experience by conducting a three-month research internship in Ghana or the Netherlands.

Following the terrorist attacks in Paris (November 2015) and Brussels (March 2016), Belgium’s counterterrorism policy has been heavily criticized – domestically and worldwide.

Do humans and zebra finches share cognitive mechanisms that are important for speech perception?

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

This dissertation takes an important step in understanding the phenomenon of non-take-up of social support and what it means for contemporary social policies.

This collection of essays details the political life of one of the most prominent and gifted American statesmen of the twentieth century. From his early training in international law to his five terms in the US Senate, J. William Fulbright (1905--1995) had a profound influence on US foreign policy,…

Promotor: E. Gittenberger, Co-promotores: L.P. van Ofwegen; B.W. Hoeksema

PRINCE (for Policy Relevant Indicators for Consumption and Environment) was a three-year project set up to explore ways to improve and expand the set of indicators used to estimate the environmental impacts linked to Swedish consumption, both within Sweden and abroad. Any new methods and indicators…

The project focusses on how US views of the Chinese diaspora in Southeast Asia influenced its strategic interpretations of the region. Being eleven million strong, dispersed across the region and sharing ethnic ties with Communist China, interpretations of the diaspora intersected with key Cold War…

Terrorist attacks are not an end in themselves, but a means of creating unrest and fear. Terrorism policies and research should focus more on managing fear and social unrest.

Both Europe and Latin America face challenges globally and at home. Conflicts over land and resources have been resurgent in recent years.

Akbik and Diessner expand the classic typology of police-patrol and fire-alarm oversight with two new categories: planning bureaus and ambulance chasers.

Do offshore windfarms affect the local biodiversity of the pelagic fish community and are fish deterred or attracted by sounds?

Humanities, Institute for Area Studies, Chinese Studies

How can we promote social cohesion in a society that is culturally and religiously diverse?

Starting September 2024, Amanda Henry has started a new role as Professor by Special Appointment on the Evolution of the Human Diet at Naturalis Biodiversity Center in Leiden. She will use this position to draw closer ties between the Faculty of Archaeology and Naturalis, and explore means for public…

Political institution (like the Council of the European Union and the European Parliament) generate large bodies of text. These great amounts of text can impossibly be read by a researcher. Contrary to human researchers, computers are able to read thousands of documents a day. In this research project…

There is an increasing amount of attention on EU and its Member States contributions to implementation of two landmark agreements: the Paris Climate Agreement and the UN Agenda 2030 with Sustainable Development Goals (SDGs). Absent from the current literature is an analysis of the political effect of…

This paper explores whether multilateral surveillance and policy coordination under the ES was based on a path-changing or a path-dependent mechanism

The Dutch organisation for scientific research NWO has announced that it will award an ENW-Klein grant to Marcellus Ubbink (LIC) for his research into the role of temperature in the evolution of enzymes. Sixteen grants have been awarded in total.

Promotor: M.T.M. Koper, Co-promotor: L. Juurlink

The origin and evolution of galaxies are closely linked to many different physical phenomena.

Although the General Data Protection Regulation (GDPR) harmonizes the protection of personal data across the EU as of May 2018, its open norms in combination with cultural differences between countries result in differences in the practical implementation, interpretation and enforcement of personal…

Nederland ligt in de periferie van het verhaal van menswording. De evolutie van onze familie vindt lang exclusief in Afrika plaats. En, als Europa eenmaal bewoond wordt door mensachtigen, ligt het zwaartepunt ten zuiden van onze streken. Toch heeft ons land een aantal interessante vindplaatsen en vondsten…

How does FoxP1 affect auditory perception on a behavioural and genomic level?

How do molecules originate and evolve in space? And how does that ultimately determine the chemical composition of planets and their atmospheres? The Dutch Astrochemistry Network (DANIII) receives 1.6 million euros from NWO to find out. A large group of Leiden astronomers and chemists is contributing:…

In this article, Kohei Suzuki examines how bureaucratic politicization and closedness are associated with the turnover intentions of bureaucrats in 36 countries.

In order to analyze the challenges linked to data use in the context of nexus governance, Giest & Mukherjee use a policy design lens and more specifically the perspective of organizational policy instruments to look at the Mediterranean region.

What are the phylogenetic relationships among the members of speciation bursts?

We developed the bitterling as a unique, well-studied model organism in the area of the evolutionary ecology of brood parasitism. The bitterling-mussel relationship, interspecific mussel host preference, and mussel gill structure are studied in detail, to help understand the developmental adaptation…

The Altai region has yielded a cluster of Middle and Upper Paleolithic stratified sites that have been recently excavated using a multidisciplinary approach.

In this policy brief, Dennis Broeders, Els De Busser and Patryk Pawlak discuss attribution of in cyberspace from three different perspectives: criminal law, international law and policy. Published together with EU Cyber Direct.

We do it every day but barely give it a thought: chewing our food. But the ‘simple’ process of masticating food may have played a crucial role in the evolution of our jaws, facial muscles and teeth.

Read-Urban was a first project to investigate whether policy recommendations can be made with the aid of linked data collections and data science and to gain experience with the success factors for such a process.

As part of the Paris Agreement, countries across the world agreed to support developing countries to invest in climate mitigation and adaptation through a Green Climate Fund. However, developed countries have failed to meet funding commitments for the Green Climate Fund–the flagship program financing…

In this article, Kuipers and Timmermans analyze the first lady's relationship with policy problems in the period 1945-2013.

The protection of civilians (POC) in armed conflict has become a core strategic objective for the United Nations system and for UN peace operations in particular. The UN, however, is not the sole actor engaged in POC.