Semiha Aydin is one of the three first-generation researchers who received a grant from the Leiden Empowerment Fund to stimulate their scientific career.

Have you ever experienced the feeling of awkwardness when attending a party where you didn’t know anybody? Ever felt shy at a party within the first few minutes? While this feeling is labelled loosely as feeling socially anxious, social anxiety disorder goes to a much further extent.

Climate change is made up, the secret services murdered Pim Fortuyn and JFK, and the moon landing was a fake show. Conspiracy theories are of all times, providing sensation and entertainment, but also unrest and fear. The corona pandemic is new fuel for conspiracy theorists who set fire to 5G masts,…

How do people vote? How rational are voting choices? How much do external factor weigh in? In this article social scientis provide some background.

PhD defence

As part Leiden University's interdisciplinary programme Social Resilience and Security, dr. Marieke Liem has been appointed Professor Security and Interventions effective 1 January 2020.

Delineating psychophysiological endophenotypes of social anxiety disorder

A new bill is currently under debate in the Netherlands, advocating raising the prison sentence for manslaughter from 15 to 25 years. ‘This very serious crime (...) evokes feelings of disgust and insecurity in society’, Dutch Minister for Justice and Security Grapperhaus comments on the sentence that…

Regenerative medicine is a new way of treatment that helps impaired cells, tissues, and organs work well again. We do this by repairing, replacing, or restoring cells, tissues, and organs after damage from illness or injury. This includes treating long-term diseases such as diabetes, kidney diseases,…

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,…

Do large deletions represent a risk during CRISP/CAS9-mediated genome editing in plants?

Focus in skin research

Promotor: Prof.dr. J. Kuiper, Co-Promotor: S.C.A. de Jager

Peak Performance: Collaborative Crisis Management Before and During International Summits. This comparative case study probes into conditions for collaborative governance in the security organisation of international summits.

Sewer pipes are an essential infrastructure in modern society and their proper operation is important for public health. To keep sewer pipes operational as much as possible, periodical inspections for defects are performed.

Promotor: Prof.dr.ir. T.H. Oosterkamp, N. de Jonge

Key publications of the Skin Barrier and Vaccination group.

Promotor: J.A. Bouwstra Co-promotor: A. El Ghalbzouri

Carsten de Dreu has received the Carol and Ed Diener Award in Social Psychology which is designed to recognise a mid-career scholar whose work has added substantially to the body of knowledge to the social psychology field and brings together personality psychology and social psychology.

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.

In an appeal case, an employee of a care organisation in Nijmegen who was shown the door because of her criticism about the coronavirus voiced on LinkedIn, has had her dismissal reviewed. The court in Arnhem ruled that the employee had crossed a line and that her employer was entitled to dismiss her…

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…

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…

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

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…

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…

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…

Our researcher and PhD candidate Helena Ursic was interviewed with Druzina, one of the biggest weekly newspapers in Slovenia.

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

From a successful April Fool’s prank and alumni love stories to a fabulous float on 3 Octobe: these were the highlights of our year on our social media channels. Hope you’re following us?

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 do you fit two meters of DNA in a tiny compartment and at the same time are able to access the right parts of it at the right times?

An important feature of atopic eczema (AE) is a decreased skin barrier function. The stratum corneum (SC) lipids - comprised of ceramides (CERs), free fatty acids (FFAs) and cholesterol - fulfill a predominant role in the skin barrier function.

Multi-objective optimization is an effective technique for finding optimal solutions that balance several conflicting objectives. It has been applied in many fields of our world, because practical problems usually have more than one desired goal. For example, developing a new vehicle component might…

The wealth of shoes, sandals and other footwear from ancient Egypt is poorly understood due to lack of research. This is remarkable, because from the very beginning of Egypt’s long history footwear served practical as well as more spiritual purposes.

Phosphorylation affects all four major biomolecules – proteins, lipids, carbohydrates and nucleic acids – and plays a pivotal role in the most fundamental cellular functions.

In the fall of 2021, Cleveringa professor Roméo Dallaire and world experts shared their thoughts about PTSD, children’s rights, war crimes, humanitarian law, and peacekeeping in a series of conversations about leadership and moral dilemma during times of conflict and crisis.

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…

All the world leaders have had to choose an approach during the global Covid-19 crisis. But which approach is the most effective? André Gerrits, Professor of International Studies & Global Politics, who lectures in the BA International Studies, is observing some interesting developments. ‘Democracies…

PhD defence

It’s been a turbulent, bizarre and extraordinary year, 2020. Coronavirus turned the lives of everyone at our University upside down. Out teaching, research and all the events that are held in a year: nothing was the same as before. That this affected all of us is clear from the highlights and many reactions…

As schools in the U.S., students have to enter through security gates; schools in Belgium were forced to remain closed for several days after the attacks there; and even in the Netherlands various bomb scares have led to children having to stay at home. And yet fear of terrorism remains a difficult…

On the 1st of November 2017, Ingrid Leijten hosted an expert-seminar titled ‘Tailored Provisions, Social Rights Compliance?’ (‘Maatwerk als Mensenrecht?’).

Organised jointly by the Europa Institute, Leiden University and the Lisbon Centre for Research in Public Law, University of Lisbon on 31 May 2021.

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.

Why are not all children equally responsive to variations in the social environment?

Receiving positive support and seeing yourself as being a quitter may help smokers quit, say Eline Meijer and colleagues. The health psychologists published their study in Social Science & Medicine.

Up to 50% of all children and adolescents growing up worldwide are exposed to at least one form of childhood adversity (CA), which is one of the strongest predictors for later-life psychopathology.

Leiden psychologist Wilco van Dijk and communication scientist Jaap Ouwerkerk of VU University Amsterdam published a book about the emotion Schadenfreude. The authors describe what the emotion Schadenfreude really is, when people experience the emotion, and what role it plays in social relations.