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

Linda Stuckrath Gottschalk defended her thesis on 6 April 2016.

The INTERACT project strive to unlock the enormous biotechnological potential of microbes, leading to sustainable crop productions systems.

Human activity, such as pollution, may disturb the balance of living water systems, which has consequences for biodiversity, but also for other functions such as water purification. Leiden University maps living water systems using the most advanced technologies.

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.

Microbes influence and respond to other organisms. This theme explores the dynamic relationships within plant and animal microbiomes, and the immune responses that govern host defense. Using model systems such as zebrafish, insects, and plants, we investigate fundamental processes and engineer microbes…

The mission of the Plant Sciences cluster is to contribute to the sustainable production of high-quality crops, flowers and high-value bio-based products, and to contribute to the maintenance and restoration of biodiversity in natural ecosystems. This is realised by generating fundamental knowledge…

Psychologist Myrthe Jansen conducted research into the performance monitoring that constantly takes place in our heads. People with obsessive-compulsive symptoms are more afraid to make a mistake that harms others, than when they make a mistake that only harms themselves. Jansen received her PhD on…

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The Data Science Research Programme at Leiden University combines data science with PhD projects in a wide range of disciplines. The programme has been running for over two years, and is producing the first astonishing results. A number of PhD candidates talk about their experiences and research bel…

GRIPonMASH will address the unmet public health need of reducing disease burden and comorbidities associated with Metabolic dysfunction-Associated Steatotic Liver Disease (MASLD).

Would you like to know more about our research using laboratory animals or our studies on alternatives to animal testing? If so, take a look at the news articles on the right-hand side of the page (for mobile users, see the bottom of the page).

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

What is the role of emotion regulation in coping with interpersonal feedback?

Promotor: Prof.dr. P.G.L. Klinkhamer, Co-Promotor: T.J. de Jong

Prostate cancer (PCa) is one of the most prevalent cancer in males.

A British English Pronunciation Course Book

Cardiovascular disease is the number one cause of death worldwide. The most important risk factor for developing this disease is high cholesterol levels in the blood.

Muslim scholars work in a long and rich tradition of knowledge-production in their own culture.

On Thursday 7 November 2024 Vaudine England successfully defended a doctoral thesis and graduated.

Kohei Suzuki and his co-authors reflect on their extensive scholarly experience teaching comparative public administration across diverse countries including Canada, the Netherlands, Qatar, and the United States.

One of the most important correlation functions in physics, especially in cosmology, is the energy density, which describes how much energy is present at each point in spacetime due to matter fields. A key contribution to the energy density of the primordial universe comes from gravitational waves (GWs),…

PURPOSE: To monitor the biodistribution of IgG1 aggregates upon subcutaneous (SC) and intravenous (IV) administration in mice and measure their propensity to stimulate an early immune response.

Key publications of the Biologics Formulation group

Jaroslaw Kantorowicz, assistant professor at the Institute of Security and Global Affairs, isolated the reaction of the public to the potential breach of constitutional fiscal rules from the reaction of other players, such as the opposition, media and civil society organizations.

This article discusses local expressions of crisis in Beed district, central Maharashtra. Both in public and academic discourse crisis has become the term of choice for the many structural deficiencies which make agriculture an increasingly precarious livelihood in India. While most voices subscribe…

Promotor: M.L. van Hecke, Co-Promotor: B.P. Tighe

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

Transcutaneous vagus nerve stimulation (tVNS) was tested in chronic worriers. tVNS may reduce spontaneously occurring negative thought intrusions. After a worry induction, there was no longer an effect of tVNS. tVNS did not affect physiological responding to worrying.

Principles of Environmental Sciences provides a comprehensive picture of the principles, concepts and methods that are applicable to problems originating from the interaction between the living and non-living environment and mankind. Both the analysis of such problems and the way solutions to environmental…

Terrorism has been one of the most important threats to peace, security and stability in many parts of the world. But what does this mean? What is the nature of this threat? What can be done about it and how can we at least limit the impact of terrorism?

Wetland plants are distinguished from plants of other terrestrial ecosystems by their adaptations to specific habitat stresses, including waterlogged and flooding and the subsequent abundance of phytotoxic compounds.

Promotor: Prof.dr. J.A. Bouwstra, Co-promotor: Dr. A. El Ghalbzouri

The unit Health, Medical and Neuropsychology offers eduction and conducts research on related fields of Health, Medical and Neuropsychology.

The book addresses the question “How and why do people become involved in European homegrown jihadism?

Solar energy harnessed by plants and algae has great potential to be converted into biofuels for future generations.

During embryonic growth, cells proliferate, differentiate, and collectively migrate to form different tissues at the right position and time in the body.

Mission: The Environmental Biology department aims to increase the scientific understanding of how current and emerging anthropogenic threats affect biodiversity and ecosystem services. Through this understanding they facilitate strategic management of natural resources by addressing urgent challenges…

Promotores: Prof.dr. P.M. Brakefield, Prof.dr. B.J. Zwaan (Wageningen Universiteit)

Bacterial biocatalysis constitutes a sustainable alternative for high-value chemicals production by enabling the utilization of renewable feedstocks.

Sorghum (Sorghum bicolor) is a major cereal crop that millions of subsistence farmers in Sub-Saharan Africa (SSA) rely on. However, the scourging impact of the root parasitic weed Striga (Striga hermonthica, a.k.a. “witch-weed”) has remained a major constraint hampering the productivity of sorghum in…

Promotor: Prof.dr. A. P. IJzerman, Co-Promotor: Dr. L.H. Heitman

National parochialism is the tendency to cooperate more with ingroup than outgroup members. Angelo Romano, Matthias Sutter, James Liu, Toshio Yamagishi & Daniel Balliet studied national parochialism across different nations and conclude in their publication in Nature Communications that it is a ubiquitous…

Promotor: Prof.dr. M.L. van Hecke

The focus of our theoretical research is understanding the behaviour of soft condensed matter, physical matter which is deformed or structurally altered by thermal fluctuations or small stresses.

What are the characteristics of a curriculum that stimulates the development of student agency in secondary education? How can teachers respond to different agency profiles of students, and what is the relationship with academic performance, well-being, and stress?

This article examines the position of victims and those affected within communication theory. Current research has broadly been skewed toward reputation management and protecting brand value as primary goals of crisis communication efforts. The authors offer recommendations for crisis communication…

This focus area adresses the mental well-being of people of all ages, from infants to the elderly. The emphasis lies on understanding, preventing, and treating mental health problems in a variety of contexts, such as the family, school, and work environment. We carry leading research and education programmes…

This is a critical edition with introduction and indices of the Questiones libri Porphirii, a commentary on Porphyry’s Isagoge attributed to the fourteenth-century logician Thomas Manlevelt.

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