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Our mission: a positive impact. Our vision: community. By involving the world around us in our education and research we make a positive impact. We do this by applying Open Science.

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

The Faculty of Social and Behavioural Sciences provides its ca. 5000 students with a thorough education in the social and behavioural sciences. The student population is very diverse and international in nature.

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.

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…

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

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.

Rutger Leukfeldt, special chair of Governing Cybercrime, and colleagues investigate the link between Protection Motivation Theory (PMT) factors and self-protective online behavior.

The issues surrounding the crises at the Dutch Tax Authorities and the Dutch Ministries of Justice and Defence had been known internally for considerable time. The information had been duly passed but criticism was largely ignored. Contradiction expressed by civil servants was not appreciated and even…

This ecological community has long been known to affect host biology, and their diverse roles have been further clarified in recent years following numerous studies of animal:microbiota interactions in diverse systems.

Psychological processes have a major effect on the course of a disease and the effects of medical treatment. Researchers in the field of Psychoneurobiology examine the interactions between body and mind. They investigate the effects of stress as well as the effect of placebos and nocebos, which can…

Most degree programmes at the Faculty of Social and Behavioural Sciences are based in the Pieter de la Court building on the Wassenaarseweg in Leiden. Besides this location, some degree programmes are based in The Hague, at Campus The Hague’s Wijnhaven building.

The authors aim to provide insight into the way in which frontline officials in teams employ leadership behaviour aimed at creating public value.

How can interdisciplinary and transdisciplinary collaborations between psychology and public administration contribute to the development and application of behavioural insights that improve government functioning and its interaction with citizens?

This article presents a five-step framework for building behavioural cybersecurity strategy to reduce human-related risks affecting organisational security

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

A key challenge in neuroscience is understanding how neurons in hundreds of interconnected brain regions integrate sensory inputs with previous expectations to initiate movements and make decisions.

Promotor: Prof.dr. M.K. Richardson

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding teaching.

Promotor: S.M. Verduyn Lunel

To study relationships between emotion regulation after negative and traumatic life events and psychopathology. Within this context, another goal is to develop and validate emotion regulation questionnaires.

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding mono- and multidisciplinary teaching.

Up to 45% of patients with Parkinson's disease experience impulse control disorders, characterised by a loss of voluntary control over impulses, drives or temptations. This study aimed to investigate whether previously identified genetic and psychiatric risk factors interact towards the development…

This article describes the creation of an app that can help raise climate awareness and the action globally.

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding mono- and multidisciplinary teaching.

The Leiden University Centre for the Study of Religiewetenschap (LUCSoR) and the Beheerstichting Theologische Fondsen hand out two thesis prices each year, one for the best bachelor thesis en one for the best master thesis. Each of the two prizes comes with a cash prize of € 500.

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.

What is the optimal way to utilise intermediate assessment in improving study behaviour and study success?

Our childhood years largely determine how we will fare later in life. In the first two decades of our life, our brain is still developing, which is clearly reflected in our behaviour. By studying how the young brain develops and how children behave, researchers can learn important information about…

PhD defence

In this dissertation, electrophysiological (EEG) and behavioural measures are used to investigate how allophonic tonal variants and sub-phonemic features are processed during Mandarin and Dutch speech production, visual processing of written words and reading aloud.

This article examines leadership encouragement and psychological safety as antecedents of prosocial rule-breaking (PSRB) behaviour.

The importance of a healthy lifestyle does not receive the attention it deserves, as the coronavirus pandemic made painfully clear. Twelve behavioural scientists, including Professor Behavioral Interventions in Population Health Management Marieke Adriaanse and Professor of Health Psychology Andrea…

As of 14 May, people from all over the world can follow a little part of our university’s education through a new Massive Open Online Course (MOOC) on Health & Health Behaviour. This MOOC provides an introduction to the field of Health Psychology.

Combined hormonal contraceptives (CHC) are associated with an increased risk of venous thromboembolism (VTE). In 2013, a review was published by the European Medicines Agency (EMA). In this review, the authors concluded that the risk of VTE varies by the type of progesterone in the CHC. Subsequently,…

On the 22nd of January 2016 the article: 'Drie valkuilen en denkfouten in de drang naar een kleinere overheid' (translation from Dutch: 'Three pitfalls and fallacies in the desire for a smaller government') written by prof. dr. Frits M. van der Meer & Mr. dr. G.S.A. Dijkstra was posted on Mejudice:…

The Advisory Board of Leiden Observatory consists of five eminent scientists with prominent positions in science, industry and society.

On the 18th of November the article: 'Minder overheid, maar wie denkt er na over de lange termijn? (translation from Dutch: 'Less government, but who is thinking long term?') written by prof. dr. Frits M. van der Meer was posted on Mejudice: 'an independent forum for discussions aiming to stimulate…

In an unpredictable environment bacteria evolve the same strategy as shareholders who try to protect themselves against unpredictable swings in the stock market. Experimental evolution biologist Dr Bertus Beaumont published an article on this discovery on 5 November in the journal Nature.

Of the 111 Spinoza Prizes that have been awarded since 1995, 28 have gone to researchers from Leiden University.

The brain structure of young people with conduct disorder differs significantly from that of their typically developing peers. This is the conclusion of an international study that analysed more than two thousand MRI scans, recently published in The Lancet Psychiatry. Dr Moji Aghajani, one of the principal…

In this episode we talk with Mara van der Meulen about prosocial behaviour and social exclusion in children. Van der Meulen also explores the role of genetics and environment in the development of social behaviour. To find out more about her research on why some children are beter able to develop their…

This article presents a systematic review aiming to provide a comprehensive overview of cybersecurity training methods and assess their effectiveness.

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