In 2021, the National Cyber Security Centre (NCSC) asked Leiden University to conduct a rapid review of best practices and possibilities for follow-up research on the integration of behavioral sciences in security by design methodologies and projects. This academic field is called security by behavioral…

Within the Faculty of Social and Behavioural Sciences (FSW), D&I translates as the diversity of backgrounds, perspectives, and identities among both students and staff.

A neurobiological perspective on individual differences in social competence

This research project is funded by a subsidy from Instituut Gak.

How do processes of coalition-formation influence patterns of decision-making in the European Union?

The main question I want to answer is about the mutual influence between the cultural and settlements changes that occurred between the Bronze and the Early Iron Age in Margiana and the management of water resources.

The research group Organizational & Entrepreneurial Behavior investigates the behavior of individuals and groups who start, work in, or lead organizations, in order to inform organizational practice. By focusing on the behavior of (groups of) employees, entrepreneurs and leaders, the main levels of…

The recently opened ICPA (International Centre for the Prosecution of the Crime of Aggression Against Ukraine) in The Hague will be responsible for coordinating the prosecution of Russia for the crime of aggression and possibly also the prosecution of Vladimir Putin. The ICPA aims to close the gaps…

Nature, nurture and neural mechanisms of social emotion regulation in childhood

Khadija Kadrouch-Outmany defended her thesis on 16 September 2014.

By training with virtual opponents known as computer generated forces (CGFs), trainee fighter pilots can build the experience necessary for air combat operations, at a fraction of the cost of training with real aircraft.

Promotores: Prof.dr. M.K. Richardson, Prof.dr. H.P. Spaink

Zebrafish-human communication shows that cancer cells lacking a signaling protein are less able to develop aggressive metastatic properties. This discovery has been made by molecular cell biologist Claudia Tulotta. PhD defence 14 June.

A Study of Middle Palaeolithic Riverside Settlements at Maastricht-Belvédère (The Netherlands).

Our current lifestyle is not sustainable, and we know it. Our carbon-based economy causes climate change, and our livestock threatens the rainforests. We also know what we ought to do to save the planet: decarbonize the economy and change our diet. However, too many people lack the moral motivation…

Researchers at Leiden study group behaviour. One of their findings is that when people make sacrifices for another member of their group, it is probably instinctive. Insights of this kind enable us to better understand and influence the social processes in a neighbourhood or company.

Promotor: S.M. Verduyn Lunel

Can behaviour in an online economic game be understood as a representation of radicalisation propensity?

The development process of any software has become extremely important not just in the IT industry, but in almost every business or domain of research.

This thesis, conducted in the framework of ERC Starting grant project BABYLON (PI: Caroline Waerzeggers), presents an investigation into Babylonian society, focusing on the city of Borsippa during Neo-Babylonian and early Persian rule (c. 620-484 BCE).

Anthropogenic noise negatively affects wildlife in a wide range of taxonomic groups.

The main aim of my Ph.D. thesis is to further explore the value of using early developing zebrafish larvae (up to 5 dpf) as a model to study anxiety-like behaviour and their pharmacological modulation with drugs.

From 23-25 April 2014, a conference will be held on the topic of Buddhism and Social Justice. This conference confronts the common perception of Buddhism as intrinsically a tradition of peace and justice, and explores the various ways in which historically Buddhist societies of Asia have shaped, transmitted,…

What is the relation between the experience and the act of exclusion?

Political scientists Tom Louwerse, Simon Otjes & Cynthia van Vonno introduce the Dutch Parliamentary Behaviour Dataset, a record of parliamentary (voting) behaviour in the Dutch Tweede Kamer (Second Chamber, House of Representatives) since 1945.

Promotor: Carel J. ten Cate, Co-Promotor: Hans W. Slabbekoorn

Chaider Bamualim defended his thesis on 9 September 2015

This article explores how employees use leadership behaviours and how characteristics of the organizational context affect their engagement in leadership.

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This interdisciplinary research project explores several adaptive machine learning methods which can give insight into the interaction between human and machine. The ultimate goal is open and natural communication between humans and AI that should result in mutual trust, cooperation and coordination…

This study tests whether behavioural problems at a young age are related to early reading and mathematics development.

Does knowledge of environmental performance change farmer's behaviour?

Young children exhibit more aggressive behaviour if their nervous system fails to respond adequately to stress situations and if they are exposed to risk factors such as smoking or psychological problems experienced by the mother during the pregnancy. This is the conclusion of PhD candidate Jill Suurland.…

Is willingness to receive Covid-19 vaccine affected by social relationships? To what degree do relationships convey information, social pressure and role-models that alter individual’s willingness to be vaccinated?

Leiden University researchers and their collaborators report the development of new research frameworks that use day-to-day smartphone behavior gathered from a large sample of healthy people to help understand aging, and how aging alters with epilepsy and stroke. These reports occupy two back-to-back…

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To what extent is sound a stressor to fish? And are behavioural and physiological phenotypes equally sensitive to disturbance by noise pollution?

Social Citizenship & Migration (SCM) is one of the nine interdisciplinary programmes launched by Leiden University in 2020. It is led by the Faculties of Governance and Global Affairs, Law, Humanities, and Social Science.

This edited volume draws from papers presented at the conference Closing the Gap | Responsibility in Cyberspace: Narratives and Practice, organized in June 2022 at the Egmont Palace in Brussels, Belgium, by Leiden University, as part of the EU Cyber Direct project.

Developments in globalization and industrialization continuously push governments, international organizations and NGOs to reexamine the opportunities available to people at all levels of society to attain basic socioeconomic necessities. Research into existing social justice initiatives has shown a…

Lecture, LUCL Colloquium - Series '24/'25

Innovation plays an essential role in firms' competitiveness and long-term success. It varies from different types, ranging from run-of-the-mill innovation that brings incremental changes to existing technologies to radical innovation that breaks from existing trajectories.

Cultural and individual differences

Adolescents with autism or hearing loss report fewer feelings of guilt and shame than their peers. However, guilt does still serve a ‘corrective function’ in this group. This is what Evelien Broekhof’s dissertation reveals. PhD defence on 4 June.