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This PhD dissertation examines international responsibility for the crime of aggression from a public international law perspective. Under customary international law, as well as the amendments to the Rome Statute of the International Criminal Court adopted in the Review Conference in Kampala in 2010,…

How does preschoolers’ play style relate to their aggressive impulses?

Promotor: R.C.M. Pelger Co-Promotor: G. van der Pluijm

Young children who are less empathetic than their peers are more likely to be aggressive when older. This is what Malou Noten concludes in her dissertation. PhD defence on 25 November.

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.

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…

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.

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.

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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…

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…

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.…

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.

A national survey conducted by Dutch newspapers Dagblad van het Noorden, Turbantia, Brabants Dagblad and the Dutch Federation of Trade Unions (FNV) shows that staff working in disability and mental health care often face violence in the workplace. In the three northern provinces of the Netherlands,…

Ukraine has filed an innovative claim against Russia at the International Court of Justice (ICJ). Ukraine asked the court to rule that it has not committed genocide and that a war initiated based on a false genocide claim was unlawful. Larissa van den Herik, Professor of Public International Law, discussed…

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.

PhD defence

Understanding individual differences in self-regulation in boys with ODD/CD on the level of brain, cognition and behavior

PhD defence

The roles of shame, guilt and social access in adolescent aggression

Aggression inflicts a huge personal, psychological and financial burden on affected individuals, their relatives, and society at large. Despite large scientific, preventive, and treatment investments, no decrease in aggressive behaviour is seen. By combining interdisciplinary expertise the ACTION consortium…

How does stress affect different components of behavioral impulsivity and aggression in patients with Borderline Personality Disorder compared to clinical controls (patients with Attention Deficit Hyperactivity Disorder) and healthy controls?

Social aspects of the learning environment, also called classroom climate, are important for students’ cognitive and affective learning outcomes. In this thesis the classroom climate is operationalised by means of two components: the teacher-class relationship and classroom discipline.

The group is involved in training in areas of diagnostic skills, treatment/prevention/intervention, neuropsychological assessment, behavioral observations, clinical interviewing, knowledge of intellectual disability, autism, ADHD, psychosis and aggression.

Leiden University social scientists 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.

Find out where you as a staff member or manager can turn for support or a good chat.

Debate, Roundtable discussion

PhD defence

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?

Effects of maternal smoking, premature birth, intra-uterine growth retardation and asphyxia on child development.

In this thesis, we aimed to better understand the underlying mechanisms involved in TNBC progression and metastasis formation and discover new targets to reduce breast cancer related deaths.

Circulating in Brazil's social media today are many vicious attacks against presidential candidate Luiz Inácio Lula da Silva, known simply as Lula. Widely and enthusiastically shared memes humiliate Lula by depicting him as a poor, uneducated drunkard who deserves to be in jail, thus criminalizing his…

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

Research in the group Clinical Neurodevelopmental Sciences is focused on understanding and influencing developmental mechanisms in children and adolescents.

How is structural and functional brain development related to behavioral change in cognitive-control, impulse regulation, and socio-emotional functioning?

The word ¨pyroptosis¨ can be understood as ¨fiery falling¨, which describes the bursting of pro-inflammatory signals from the dying cell. Our observations indicate that pyroptosis also ¨spreads like wildfire¨ and once a cell dies via pyroptotic cell death, neighbouring cells are more prone to die as…

Promotores: Wim Jiskoot; Ferry Ossendorp