Directions to the Pieter de la Court Building, which houses the Faculty of Social and Behavioural Sciences, PLATO and the African Studies Centre Leiden. Plus, information about parking facilities close by.

Promotores: R. Tijdeman, K.J. Batenburg

EU Cyber Direct – EU Cyber Diplomacy Initiative supports the European Union’s cyber diplomacy and international digital engagements in order to strengthen rules-based order in cyberspace and build cyber resilient societies. To that aim, we conduct research, support capacity building in partner countries,…

Language learners in higher education increasingly conduct out-of-class self-directed learning facilitated by mobile technology. This project aims to explore how university students use mobile technology for their self-directed language learning and investigate factors that influence their self-directed…

If you do not have immediate plans to continue with a master’s programme after your bachelor there are all kinds of possibilities to fill your time with. Think of for example travelling, possibly in combination with learning a language, working, volunteer work, an administrative year, etc.

Promotor: Christoph U. Keller, Co-promotores: Matthew A. Kenworthy, Frans Snik

The next generation of high-contrast imaging instruments on space-based observatories requires sophisticated wavefront sensing and control in addition to a high-performance coronagraph.

This dissertation aims to explore how university students use mobile technology for their self-directed language learning and investigate factors influencing their self-directed learning with mobile technology.

Kohei Suzuki, Assistant Professor at Institute of Public Administration, and two other authors researched the topic of innovation by governments in response to expected population decline.

The Dutch atlas with pesticides concentrations in surface waters have been overhauled. This new, free accessible, website is in line with the European Framework Directive on Water (In Dutch: KRW).

On 10 February 2022, Christian Mommers defended the thesis 'Voluntary return and the limits of individual responsibility in the EU Returns Directive'. The doctoral research was supervised by Prof. P.R. Rodrigues and Prof. P. Boeles.

Facilitating direct citizen participation through online channels is considered as an opportunity for including harder to reach groups in participation.

One of the key limitations of the direct imaging of exoplanets at small angular separations are quasi-static speckles that originate from evolving non-common path aberrations (NCPA) to which the primary adaptive optics system is inherently blind. The main focus of this thesis is the development and…

This thesis focused on the exploration of monolayer graphene as a membrane in direct methanol fuel cell (DMFC) applications, with improvements achieved through plasma exposure or damage- free chemical functionalization.

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.

This dissertation looks into the role of discretion granted by EU directives (Article 288 Treaty on Functioning of the European Union) in legislative decision-making and national transposition processes of these directives.

It is often said that the links between political parties in Africa and their voters are clientelist, rather than programmatic. The familiar image is that of African ‘big men’, displaying personal wealth while being respected and celebrated in the community for sharing their riches. Yet, political scientist…

CML report 192

Promotores: Prof.dr. H.S. Overkleeft, Prof.dr. G.A. van der Marel

Jan Aart Scholte was lead organizer of a conference on ‘Future Directions in Global Legitimacy Research’, held in Stockholm on 21-22 June 2022. The gathering assembled 50 leading scholars on this subject to reflect on future research concerning the sources, processes, and consequences of legitimacy…

Self-directed learning is more suitable for intermediate and advanced language learners than for beginners.

A global biological study has provided the most direct evidence to date that humans, and specifically cities, are the drivers of evolutionary change on Earth. Leiden University, Naturalis and the Municipality of Leiden worked on and helped fund the study.

In 2009, the European Union adopted the Renewable Energy Directive (RED), mandating Member States to obtain 10% of all transport fuels from renewable sources by 2020.

The EU Returns Directive is an important instrument to humanely return third-country nationals without lawful residence to their country of origin. However, the return of third-country nationals remains problematic for a number of reasons.

On Friday 26 August 2022, the Dutch cabinet presented its new asylum agreement. According to Assistant Professor Mark Klaassen, the new agreement is barely legal.

In 2019, the European Parliament and the Council adopted the Preventive Restructuring Directive (2019/1023), providing for minimum harmonisation of, among others, preventive restructuring frameworks (PRF). This book, published in February 2024, provides in-depth analyses of its implementation in seven…

The new academic year is on its way and for most students it takes some getting used to being present at the KOG every day. What about international students? We spoke with three internationals who have been studying at Leiden Law School since this academic year.

Following the Mangold and Kücükdeveci case law of the CJEU, the horizontal direct effect of EU general principles and of provisions of the Charter of Fundamental Rights became a hotly debated issue.

This thesis develops a method for direction dependent calibration of the ionosphere in radio interferometric data.

Dennis Broeders, professor of global security and technology at ISGA (Institute of Security and Global Affairs), together with two partners, has been granted a major European project: EU Cyber Direct. Together with EU ISS and Carnegie Europe, ISGA forms a new consortium for 3 years with a total budget…

Depression has traditionally been linked to increased inflammation. Innovative research by psychologist Eiko Fried refutes this popular assumption. He shows that specific depression symptoms such as sleeping problems explain this relationship. Publication in Psychological Medicine .

For decades, linguists have racked their brains over the question of precisely how the syntax of various languages is different. PhD candidate Martin Kroon has developed a computer system that brings us closer to finding an answer. His PhD defence is on 10 November.

On 25 September 2018, Dr. Yannick van den Brink, gave a presentation during an expert meeting on the EU Directive on procedural safeguards for children who are suspects or accused persons in criminal proceedings. Van den Brink was invited by the European Commission of the European Union.

On 17 November 2023, Dr Mark Klaassen participated in a seminar commemorating the 20th anniversary of the EU Family Reunification Directive. The event, initiated by Dr Karen Geertsema and Professor Tineke Strik, was hosted by the Centre for Migration Law at Radboud University in Nijmegen.

The last blog of Leiden Law Blog of 2018 was written by Ladislav Kováč. He discusses the proposal for the Single-use Plastics Directive of the EU which was agreed upon on 19 December.

During an open debate in the UN Security Council on the topic of peacekeeping and human rights, the project

The theme of the project is the way education has adapted to the Covid- 19 circumstances

On 3 March 2024, the Swiss electorate decided in a sensational referendum in favour of an increase in the state old-age pension.

There is a real chance of war closer to home, political and military leaders in Europe have warned. What does Frans Osinga, Professor of War Studies, think about the threat and what we should do?

Even though more than 4000 extra-solar planets are known today, only a small fraction of these has been captured in an image. To better understand the planet formation mechanisms in solar-like environments we started the Young Suns Exoplanet Survey (YSES).

In zijn oratie bepleit Joachim Koops dat de toekomst van Security and Global Affairs ligt in onderzoek, onderwijs en academisch bestuur.

Astronomers at ASTRON and Leiden University have used the LOFAR radio telescope to discover a 'brown dwarf' – a faint object more massive than Jupiter, but significantly less massive than the Sun. The discovery of the object dubbed Elegast, opens up a new path that uses radio telescopes to discover…

Promotor: Prof.dr. T. Hankemeier, Co-promotor: R.J. Vreeken

This thesis describes the development and validation of new high-contrast imaging techniques, with the ultimate goal of enabling the next generation of instruments for ELT-class telescopes to directly image Earth-like extra-solar planets orbiting around nearby stars.