Cognitive enhancement reflects the use of any (legitimate) means such as for example food supplements to reach one’s personal best.

We have examined sequences from the ligand-binding domain of the nicotinic acetyl choline receptor (nAChR) in 148 vertebrate species. We are in interested in this receptor because the α-neurotoxins of many venomous snakes binds to this receptor in its location at the neuromuscular junction in all ve…

Different groups can have different memories of the same historical event. This can lead to conflict but does not have to. How is this, and how can countries and people reconcile with the past?

Why do some civil wars experience quagmire, a situation in which belligerents are trapped in fighting? To explain this puzzle, Jonah Schulhofer-Wohl (Leiden University Institute of Political Science) analyses the overlapping strategic interactions between foreign powers and the warring parties. Studying…

What is the impact of Indonesia’s democratization process on everyday state-citizen relations?

How did free agents oppose the monopolies held by the VOC and WIC in court?

Promotor: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon

An assessment of Libyan legislation

How are top-down directives translated and implemented at mission level in UN peacekeeping?

This thesis comprises four closely related interpretative studies and set out to answer the compound question: ‘How do teachers interpret their classroom interactions in terms of their pupils’ best interest?’

Aukje Nauta's professorship at Leiden University has been extended for another five years. She will further research how connectedness in the workplace helps people to be their full self and perform better. Her conviction: for a healthy work culture, we need to be willing to feel a bit more ashamed…

Leiden psychologist Carsten de Dreu was presented with the Spinoza Prize by Education Minister Van Engelshoven on 12 September. The award of 2.5 million euros will allow him to continue with his pioneering research on group dynamics.

This article presents a new dyadic approach to studying voting behaviour in the Council of the European Union.

Lecture

Lecture

The one-year Master’s in International Relations offers an exciting and challenging mix of theoretical knowledge and practical experience.

Psychologists Emma ter Mors, Christine Boomsma and other research partners will share results from their work on the crucial issue of societal support for delivering carbon capture, utilisation and storage (CCUS) in Europe. You're welcome to watch the free webinar.

Are you interested in the Leiden-Delft-Erasmus minor (Re)Imagining Port Cities? Find out more about admission and application below.

How can Indonesia’s Ombudsman in the Regions be strengthened?

Despite the wealth of historical literature on the Second World War, the subject of religion and churches in occupied Europe has been undervalued.

The ECtHR needs to provide effective rights protection, but it also needs to set clear standards while showing deference to decisions made at the national level. Especially when socio-economic issues are concerned, meeting these different demands is a challenging task.

Will the association agreement between the EU and Ukraine lead to a new ‘Cold War’ between Russia and the West? That was one of the questions posed to the expert panel which discussed the referendum on the EU-Ukraine association agreement. While many people are still unsure what this referendum is really…

Political scientist Corinna Jentzsch (Leiden University) about the organisation of rebel and government auxiliaries in the civil war in Mozambique (1976–1992).

The research master's specialisation Cognitive Neuroscience consists of five main parts: the general courses, the track-specific courses, the elective courses, a research internship and a thesis.

Leiden social and organisational psychologist Carsten de Dreu has been awarded a Spinoza Prize, the top science prize in the Netherlands. We talked to him about his passion for group processes, Leiden University and his dreams for the future. ‘A Spinoza opens up a world of possibilities.'

This book underscores the interplay between religion and politics (local and global) in the production, escalation, management, mitigation, and resolution of conflict.

At our regular panel discussions we bring together scholars and other experts to discuss a current topic that captures the interest of the general public as well as academics.

This interdisciplinary study focuses on (trans)national ethnic and popular networks, combining historical-ethnographic and computational methods to understand the ‘workings’ of networked conflict interfering in the increasingly violent conflict in the Sahel (Africa) and beyond. The project focuses on…

This dissertation explores how domestic political power struggles in Greece and Turkey during the Cold War engaged with the ongoing conflict in Cyprus and aims to demonstrate how socialist parties in Greece and Turkey struggled with the concept of the “nation” in battling for power and political positioning…

The project explores the impact of the clash between defenders of a rules-based order and international law on global governance and the future of legal systems.

If you have a question, there are various ways to get in touch with us.

The project interrogates the relationship between impartiality and power and asks whether impartiality as a cornerstone of global governance can – and ought to – be re-envisioned in the context of changing global governance power relations.

Tens of thousands of soldiers and civilians have died as a result of Russia’s invasion of Ukraine in February 2022 and the continuing armed conflict. Many forms of critical infrastructure have been destroyed. Much of this devastation has been caused by weapons that utilise forms of artificial intelligence…

How do young people pursue their interests in and across multiple contexts while participating in tailor-made programs in vocational education and training (VET) and social enterprises to regain perspective in school and work?

Lecture