How do commissions of inquiry operating in conflict situations utilize international law, and how can inquiry findings be utilized by other bodies belonging to the international legal community?

The Seventh European Congress on World and Global History, entitled

The relationship between Iran and Saudi Arabia is worse than ever. According to Iran specialist Maaike Warnaar, it will be difficult to achieve peace in the region if there is no rapprochement between the two countries.

Students searched for a student project about internalization and the effects of nanomaterials in freshwater organisms. Open to BSc and MSc students and any timeframe.

State fragility and conflict continue to be among the most enduring development challenges of the 21st century. The consequences of fragility and conflict on individuals, States and the international community are profound. At the individual level, an estimated 2 billion people or a quarter of the world's…

Just Peace Festival

Studies on representative bureaucracy have often confirmed the positive performance effects of bureaucracies mirroring the demographic characteristics of their clientele. However, little is known about the underlying individual level mechanisms leading to these outcomes.

Just Peace Festival

An experimental comparison of the impact of liberal norms on a population residing and socialised within a democracy (the Netherlands) with a population in an autocracy (China) and their respective supports for war with another state shows that the level of liberal norms in the democratic experimental…

Just Peace Festival

Just Peace Festival

Welcome to Leiden University's Global Transformations and Governance Challenges (GTGC) programme! GTGC explores how innovative policies and governance arrangements can address global challenges in democratic, effective, fair, peaceful and sustainable ways.

Just Peace Festival

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

After discussing the climate, our psychologists once again broach a big topic: war and peace. Or, perhaps: cooperation and conflict. For no matter how benevolent our intentions towards each other, friction never seems far away. Researchers Angelo Romano and Tom Roth offer explanations and practical…

This thesis consists of two subjects, that are both a consequence of radiation pressure.

Jus post bellum, the body of laws and norms governing the transition from armed conflict to peace, has emerged as a crucial issue for international law scholars, governments, and all concerned with building a just and sustainable peace. The Jus Post Bellum Project, funded by the NWO and hosted by the…

The placebo effect was completely new to her when Lingling Weng began the PhD project in Leiden. She is now a postdoc in China. 'It would be great to investigate the underlying mechanisms of placebo and nocebo effects with my current knowledge of EEG and fMRI.' PhD defence on 17 October.

Can we link multiple components from herbal extracts with their biological activities?

In this article, Yannick Veilleux-Lepage and Tommy van Steen, assistant professors at the Institute of Security and Global Affairs, discuss the degree of consensus within the field of terrorism studies regarding the impact of the COVID-19 pandemic on the activities of violent non-state actors.

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Festival

Global Transformations and Governance Challenges (GTGC) at Leiden University aims to advance knowledge and practice on how we govern – and could govern – major world-scale changes in contemporary society. These global transformations include hegemonic and other geopolitical shifts, ecological changes,…

Hans Slabbekoorn, researcher at the Institute of Biology Leiden, is one of the editors of the latest volume of the Springer Handbook of Auditory Research (SHAR). This book is filled with everything known about the effects of sound on vertebrates. Slabbekoorn’s contribution to the book as a co-author…

Starting 12 December, you will be able to enrol in a new Masterclass Effective Crisis Communication at the Centre for Professional Learning. Where do you start when your organisation's reputation is suddenly under threat? And how do you start and with whom?

We need to be quicker and better at discovering side effects. In her inaugural lecture, Agnes Kant, Professor by Special Appointment of Innovation of Pharmacovigilance, calls for more research on these adverse effects.

Three types of PLCs are studied, varying on the dimension of autonomy of and interdependency between teachers: Joint work, Aid and assistance and Shared practices.

Which intervention technique is more effective in reducing public speaking anxiety in children aged 9 – 12 years, exposure or restructuring cognitions?

Promotor: G.A. van der Marel, Co-promotor: J.D.C. Codée

This research explores how international organisations responded to the humanitarian and human rights challenges brought about by COVID-19.

Why do black holes emit thermal radiation? And how does a closed quantum system thermalize?

Can SMILE, our multi-component intervention, which combines cognitive-behavioural therapy for insomnia, mindfulness, stress, and lifestyle components, improve sleep quality? Can it also improve mood and quality of life and prevent depression and anxiety in the long term?

Songbirds as vocal learners learn their songs and song preference from social tutors⁠. Tutor choice for both song and preference learning are important to characterize for understanding individual learning performance and cultural transmission of song⁠.

A complex community of microbes develops in the infant gut shortly after birth. We call this community the infant gut microbiota. The microbiota influences the health of the infant, which makes the composition and function of the infant gut microbiota an important topic to study.

The project seeks to explore the interplay of valuation and inequalities in science, using the interdisciplinary and planet-critical field of forest research as empirical case. It examines which/whose knowledge is recognised on what grounds, and how social dimensions like gender and geographical location…

For each living organism health is ensured by correct functioning of its cells. Cells therefore have elaborate methods for regulation of their proteins.

To what extent does using 360 immersion to a speaking task change the elicited speech, compared to conditions with 2D presentations?

PhD defence

On 17 August 1945, two days after the Japanese surrender that also brought an end to the Second World War in Asia, Indonesia declared its independence. The declaration was not recognized by the Netherlands, which resorted to force in its attempt to take control of the inevitable process of decolonization.…

The annual conference of the Global Transformations and Governance Challenges (GTGC) interdisciplinary research programme will take place in The Hague on 7-9 June. Why should you be there? ‘The problems in the world affect us all. This conference will be looking at planetary governance’, says programme…

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Feedback from fellow students on academic writing is as informative as that of teachers. That is one of the findings in Bart Huisman's (ICLON) dissertation. Defence on 12 September.

Lecture

Water droplets float in a hot pan because of the so-called Leidenfrost effect. Now physicists have discovered a variation: the Elastic Leidenfrost effect. It explains why hydrogel balls jump around on a hot plate making high pitched sounds. Publication in Nature Physics on July 24.