Organizations often announce their protest activities prior to their implementation to mobilize awareness, recruit supporters, and receive media attention. We are interested in the effectiveness of protest announcements—that is, under what conditions governments make concessions to avoid having an announced…

Exclusion elicits the same response in children as in adolescents and adults. That is what psychologist Mara van der Meulen found when she studied brain activity in primary schoolchildren. ‘What is new for us is that it is the same in childhood as later in life.’ Doctoral defence on 10 December.

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,…

The research presented in this thesis concerns one of the most important questions in software engineering of our time: how can we make sure that software is free from memory safety bugs?

It was already known that social anxiety disorder often affects more than one person in the same family. But research by PhD student Janna Marie Bas-Hoogendam has now shown that there are genetic brain characteristics that are associated with social anxiety. The PhD ceremony will take place on 14 Ja…

To improve treatment of breast cancer patients it is important to understand all stages of breast cancer from initiation to in situ disease and progression to invasive disease. In this thesis we use intraductal injections of patient derived tissue to model ductal carcinoma in situ and invasive breast…

The aims of the project are to: further clarify 'inhibition by safety'; explore and describe all possible sagety factors, with a special focus on the primary human safety source: social connectedness; reviewing prolonged stress responses without stressors.

Thanks to data science, we can chart and search enormous quantities of related information. This generates all kinds of new insights, for example in complex global financial structures or such societal problems as loneliness.

Shyness is perfectly normal, Michiel Westenberg stated in his farewell lecture. But that doesn’t mean that social anxiety shouldn’t be identified and addressed in good time. ‘Serious shyness has strong genetic roots; you don’t just get over it.’

With this podcast series 'Introduction to Security Studies', you will get to know more about the bachelor's programme Security Studies at Leiden University in The Hague and life as a student in The Hague.

Parents may pass anxiety onto their offspring by exposing them to anxious behaviors in novel situations. Just as the parents’ anxious signals lead to anxiety, parents’ confident signals can ward off anxiety in the offspring. This project is seeking a new way to break anxiety transmission in the family…

This article explores how to think about solidarity, considering the diverse stories, spaces, practices, bodies, and temporalities that shape a city.

Negative perceptions of ambiguous social cues, social performance and physical arousal in socially anxious youth

The interdisciplinary programme Social Resilience & Security is inviting proposals for seed funding. The programme aims to combine knowledge and expertise from five different faculties to study transgressive behaviours, its dimensions, aetiology, and effects of interventions with a multidisciplinary…

This study focuses on the local level impacts of a highly globalised industry: the international trade in tropical timber.

Promotores: B. van de Water; P. Hogendoorn; J. Bovée Co-Promotor: E.H.J. Danen

Promotor: Prof.dr. B. van de Water, Co-promotores: J.W. van der Laan, C.L.E. Siezen

Chemical-induced organ toxicity is a major concern in the development and use of chemicals, including drugs, pesticides, industrial chemicals and cosmetics. In the last decades, the onset and progression of chemical-induced organ toxicity has been linked amongst others to perturbation of mitochondri…

In previous studies at our laboratory it was demonstrated that drug exposure of HepG2 cells can lead to an altered TNFα-induced NF-κB oscillatory phenotype, concurrent with a synergistically increased sensitivity for TNFα-induced apoptosis.

Promotor: Prof.dr. B. van de Water, Co-promotores: L.T.M. van der Ven, A.S. Kienhuis

Promotor: B. van de Water, Co-Promotores: J.H.N. Meerman, F.J. Verbeek

Cell adhesion signaling

Drug-induced liver injury (DILI) is one of the main reasons for drug attrition during pre-clinical and clinical phases of drug development as well as for drug withdrawal post-marketing.

Training and Exercising in Crisis management and Emergency Control

In the specialisation Occupational Health Psychology, part of the Master in Psychology, you will integrate knowledge of several disciplines in psychology, with a clear focus on workers and their work setting.

EU migrants receive less frequent and lower benefits and allowances than Dutch citizens. This is according to research by Leiden economists Olaf van Vliet and Eduard Suari Andreu published as part of the Social Citizenship & Migration research programme. The research is discussed in Dutch newspaper…

The call for a social media ban for children is louder than ever. Professor of Children's Rights Ton Liefaard argues in ‘Trouw’ newspaper that this would be unwise. 'For children, online and offline aren't different worlds'.

As a student in Security Studies you are a socially engaged critical thinker eager to study real-life security cases in an academic setting. You focus not just on the broad context of these issues but also on the role of government, institutions and media. Want to know more? Sign up for one of our Open…

In Dutch magazine De Psycholoog, Anne-Laura van Harmelen talks about the impact traumatic experiences, especially for those who are growing up.

Here I propose to study the relationship between autonomic pupil-synchronisation and trust, at the behavioural and neural level, and examine a targeted set of possible contextual moderators.

Samir Negash, PhD candidate at Leiden University and Olaf van Vliet, Professor by special appointment Comparative Welfare State Analysis at Leiden University wrote a paper regarding the topic of immigration and the conditionality of unemployment benefits in OECD countries.

How does self-reliance lead to a decrease in collaboration for public goods?

This project investigates which aspects of social media content adolescents attend to and how these relate to their credibility judgments, aiming to systematically understand their susceptibility to misinformation and inform effective educational programs that foster youth’s resilience to misinforma…

On the first day at a new job, you have sweaty palms, nerves race through your system, and you feel insecure. Now, a couple of months later these feelings have left. You know what to do in your new role and have become part of the organization. The process leading to this result is called organizational…

The Australian parliament passed a law banning social media for youth under sixteen in late November. This solves nothing, argues Simone van der Hof, Professor of Law and Digital Technologies, in NRC. ‘Services should be held to the law.’

The master’s specialisation Bio-Pharmaceutical Sciences and Industrial Pharmacy at Leiden University examines safety and quality control in the production of medicinal products, and prepares students for a career in Quality Assurance and Quality Control in the biotechnological and pharmaceutical ind…

UnMiSSeD studies the interaction between misinformation and science in societal debates using a mixed qualitative-quantitative approach.

Security is key to survival for any living organism: life is full of perils and threats, both physically, environmentally, and societally. Security challenges such as terrorism, natural disasters, and cybercrime rank among the most pressing issues of our time, affecting the security and safety of millions…

IT lawyer Eduard Fosch Villaronga wants to promote diversity and inclusiveness in AI research. And that's really important, because he has observed how artificial intelligence - from Twitter to walking robots - is prejudice in terms of race, gender and sexual orientation.

Graduates of the unique Security Studies programme at Leiden University are attractive candidates for a broad range of employers, in a field that is growing and offers excellent prospects for academically trained security strategists.

OSCL members, amongst which our representative in the Archaeology faculty, were part of Data Carpentry for Social Sciences. Here's what happened.

Jelle van Buuren, university lecturer at ISGA, discusses the role that social media played in the storming of the Capitol last Wednesday

On 21 November 2018, Lieke Kools defended her thesis 'Essays on wealth, health, and data collection'. The doctoral research was supervised by Prof. dr. K.P. Goudswaard en Prof. dr. C.L.J. Caminada.