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

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 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.…

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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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.

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

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.

The research conducted by Tilburg University and Leiden University on the relationship between aggression among prisoners and the strictness of the prison regime has received much attention in the national media.

Cultural and individual differences

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

The consequences of social tendencies for the legislation and institutions in the fields of social security, the labor market policy and pension reform are examined in this multdisciplinary research program..

Can Russia be prosecuted for war crimes against Ukraine? The International Criminal Court does not have this jurisdiction. To fill this void in jurisdiction, a new commission has been created: an International Centre for the Prosecution of Crimes of Aggression, the ICPA.

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…

Why does social anxiety increase in adolescence and how does it grow out of control in some adolescents?

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

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…

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

Birds around airports are more aggressive and sing as if they have hearing loss. Collaboration between researchers of Manchester Metropolitan University and the Institute of Biology Leiden has led to surprising new findings about the impact of anthropogenic noise on birds around airports. Publication…

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 project aims at studying the social media reception of African publications as covered by the most important “altmetric” sources.

To inhibit proteins that contribute to the growth of aggressive cancer cells, that’s the plan of Professor Bob van de Water and his team. They will receive over 700,000 euros from the KWF Dutch Cancer Society for their research. Researcher Maaike Vreeswijk and pathologist Danielle Cohen are affiliated…

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).

How does having limited access to the social world affect Deaf or Hard of Hearing (DHH) children’s emotional development? And in turn, how do impairments in emotional functioning affect social development and the development of psychopathology?

The Netherlands has also announced special measures to fight SARS-CoV-2 coronavirus. These measures have at times caused questionable behaviour, such as stockpiling or charging exorbitant sums for masks. But the intentions behind this seemingly antisocial behaviour are not necessarily bad, says Professor…

Promotor: Prof.dr. M.K. Richardson

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

This dissertation takes an important step in understanding the phenomenon of non-take-up of social support and what it means for contemporary social policies.

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

It is sufficiently plausible that the professor from the Faculty of Archaeology exhibited the ‘inappropriate and unacceptable behaviour’ detailed in the advice of the investigating committee. That is is unless the professor provides counter-evidence. This is the conclusion of the Subdistrict Court…

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.

Following the New Year's speech of Dean Hanna Swaab a total of 4 prize winners were showered with praise and flowers during the new year's reception 10 January, 2017. Anthropologist Igor Boog won the Casimir Prize for best lecturer, pedagogue Ilona Schoep the Master Thesis Prize, political scientist…

Why do some children confront social challenges with confidence, whereas others experience difficulties? What is the role of child temperament and child emotional dispositions? What is the role of parenting? This project aims to shed light on the mechanisms explaining shyness and confidence in response…

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

Leiden University neuropsychologists have shown that customised intervention pays off. A new fundamental research-based approach in children who are in danger of going off the rails has delivered spectacular results.

Mining the unusually rich diaries, memoirs, and poems written by Netherlandish Catholics, Judith Pollmann explores how Catholic believers experienced religious and political turmoil in the generations between Erasmus and Rubens.