In this thesis three different topics in number theory are studied.

In April 2018, Melanie Fink was elected as a member of the Coordinating Committee of the ESIL Interest Group ‘The EU as a Global Actor’. For the next four years, she will work in that function alongside Christine Kaddous (University of Geneva), Anne Thies (University of Reading), and Ramses Wessel (University…

On 21 March 2018, the Dutch people will vote for local their municipality board. In preparation for these elections, the local lobbying groups are more than ever present to voice their own local interests. Arco Timmermans, Endowed Professor Public Affairs at Leiden University, discusses these groups…

On October 20 and 21, 2016, Leiden University will host an international conference under the title

This is a list of scientific publications by students and staff of the Media Technology MSc programme.

On Thursday 29 April 2021, Melanie Fink appeared before the European Parliament’s Working Group on Frontex Scrutiny.

PhD Research Projects:

All manuscripts submitted to Inter-Section need to adhere to these guidelines. Since 01-08-2022 Inter-Section uses APA7 as a reference system. Inter-Section therefore now follows the new Faculty of Archaeology guidelines concerning referencing and bibliography.

Behind the relatively stable income inequality in the Netherlands, big changes have been happening. Income inequality has increased over the past 40 years, but less sharply because women in lower income groups have begun working more. In contrast, men’s income has increased very little over the past…

The research project ‘The History of National Security, 1945-present', is funded by the Netherlands Organisation for Scientific Research (NWO), the Campus The Hague/Leiden University and the Netherlands Institute for Military History (NIMH). The project will run until the summer of 2013, when we hope…

A complex discussion is currently taking place in the Municipality of The Hague. An alderman has shared secret information about a future shelter with a group of select residents, asking them not to share this information with others. Geerten Boogaard, Professor Local Government, talks about the issue…

On Friday 23 April, Jorrit Rijpma appeared before the European Parliament’s Working Group on Frontex Scrutiny. This working group was set up by the Parliament’s Committee on Civil Liberties, Justice and Home Affairs (LIBE) in response to allegations of serious fundamental rights violations taking place…

Does an Emotional Working Memory Training show a beneficial transfer effect on emotion regulation (reappraisal) capacities in patients with Borderline Personality Disorder?

Tackling key challenges of Chemical Biology and Medicinal Chemistry to aid drug discovery is one of the focus areas of Leiden University. To this end, the Leiden Early Drug Discovery & Development network (LED3) was established by the Leiden Institute of Chemistry (LIC), the Institute of Biology Leiden…

The 2012 crisis in Mali, where the state collapsed and terrorist groups took over the north, came as a surprise to many. Mali had been considered a poster-child for democracy and was judged as considerably more stable than its neighbors by leading quantitative indices of state fragility. This article…

The Rural Riches research group convenes for coffee on a daily basis. Remotely, that is, to prevent the spread of coronavirus. It is the perfect way to stay connected, exchange ideas, and socialise. ‘We now are more in touch with each other than in the usual situation when we are all at the Faculty.…

In Dutch newspaper NRC, Pieter Omtzigt says he finds it 'unconstitutional' that he has no right to vote in committee meetings. Omtzigt believes he is as much a Member of Parliament as other MPs. However, since 2017, a breakaway group is no longer entitled to a proportional share of staff support and…

Mathematician Oliver Nagy still vividly remembers the first time he learned about a random walk. ‘The lecturer told us to imagine a company of drunken students who wander in the streets. At each intersection, they would spin one of them around and all would go in the direction where he or she came to…

Simone van der Hof, professor of Law and Digital Technology at eLaw, has joined the EU Special Group on Code of Conduct for age-appropriate design as an expert.

The goal of the new mentor project is to help first-year students at the Faculty of Governance and Global Affairs find their way in a university environment that has changed dramatically due to Covid-19. The project has been running since the beginning of this academic year. Two student mentors and…

How and why governments engage with civil society as well as how civil society organizes itself and exerts political influence constitute the key focus of the research programme Public Governance & Civil Society. As such, this research programme offers unique expertise within the field of public administration…

Masses of hamburgers, steaks, cheese and a lot of eggs: Americans love their animal products. But researcher Oliver Taherzadeh discovered that only a relatively small group of high-volume consumers need to modify their diet to achieve an enormous environmental gain.

In October 2024, Jannemieke Ouwerkerk, Professor of European Criminal Law, was appointed to the European Commission’s (EC) Expert Group on EU Criminal Policy. This independent advisory group focuses on improving coherence and consistency within EU criminal law policy.

On 18 October 2017, Leiden Law School was honored to welcome a group of experts upon invitation of Prof. M.R. Bruning, professor of Child Law and head of the Child Law Department of Leiden University, to discuss current and future research projects in the field of international child abduction law and…

The ELS lab @Leiden is looking for colleagues to join the newly introduced topic group on Goed Werkgeverschap (‘good employment practices’).

On the occassion of the appearance of new drone footage of indigenous groups living isolated in the Amazon rainforest, Meliam Gaspar was interviewed by RTL Nieuws. She spoke about the dangers these people face due to the encroaching modern world.

Glycoconjugate vaccines are composed of microbial poly- or oligosaccharides covalently linked to a carrier protein.

Professor of Financial Law Matthias Haentjens is recently appointed member of the European Commission’s Expert Group on Conflict of Law regarding Securities and Claims. The Group’s tasks shall be to assist the Commission with its work on conflict of laws on third-party effects of transactions in securities…

The Event Horizon Telescope (EHT) collaboration receives the 2021 Royal Astronomical Society Group Achievement Award. In April 2019, the EHT team presented the first-ever photograph of the shadow of a black hole. Leiden professor Huib-Jan van de Langevelde has been director of EHT since last year. Three…

This project aims to identify which aspects of exploring a novel environment produce beneficial effects on memory. The effects of novelty will be investigated across the lifespan, including children, adolescents and older adults.

How effective is eye movement desensitization and reprocessing therapy in targeting epilepsy-related anxiety?

Evidence and Care-work in a home visiting program to promote maternal sensitivity and parental reflective functioning in Alexandra township, Johannesburg, South Africa.

A multiple isotope approach to human-animal dynamics in the Lesser Antilles across the historical divide

Below you can read about studies we have carried out in the past.

Speech Prosody 2024 includes three exciting tutorials. Below you will find the description as well as the recording of all three of them.

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Ending the United Kingdom’s (UK) forty-seven year European Union (EU) membership has fundamentally transformed its relationship with the EU. After years of tumultuous negotiations, international law now once again governs the UK’s relationship with the EU. This has resulted in a sophisticated body of…

Professional learning communities are useful for professionalization but also for the development of induction programmes. In this project, we combine these two worlds into a professional learning communities in which mentors or novice teachers learn about mentoring and at the same time develop an induction…

This PhD project develops and applies a GIS procedure to use legacy survey data in settlement pattern analysis. As part of the research by the LERC project (NWO, Leiden University, KNIR), legacy data produced by surveys in central and southern Italy are examined in a comparative framework to investigate…

How interest groups, differences in policy issues and institutional differences between countries affect whether public opinion is translated into policy?

To easily take part in group decision-making research, Jörg Gross, Assistent Professor Social and Organisational Psychology, launched a platform that allows students at the social interaction lab. Sign up to receive invitations if you are interested in taking part in on-going scientific studies in the…

This project aims to improve understanding of, and responses to, the phenomenon of lone actors through analysis of comprehensive data on cases from across Europe.

The interdisciplinary, English-taught minor ‘Violence Studies’ looks at violence from very diverse scientific perspectives. What are the benefits from this approach? Students and lecturers evaluate: ‘This minor’s a goldmine’.

This research intends to study the why, what, how and the possible outcome of internationalisation in higher education institutions of fine art and design.

Leiden University has participated in an international study carried out by the CARMENES consortium, which has discovered two small, terrestrial planets around Teegarden’s Star. The planets have masses similar to Earth and their temperatures could be mild enough to sustain liquid water on their surf…