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?

This project develops methods for ensuring the anonymity of individuals in social network data.

Is EEG theta\beta ratio predictive towards the negative effects of stress on cognitive performance in individuals suffering from performance anxiety? Can we improve resilience to performance anxiety by using a theta\beta ratio neurofeedback intervention?

On Wednesday 13 December, Melanie Fink defended her doctoral thesis ‘Frontex and Human Rights: Responsibility in “Multi-Actor Situations” under the ECHR and EU Public Liability Law’. The supervisors are Rick Lawson and Jorrit Rijpma from Leiden, as well as Manfred Nowak, and Stephan Wittich from the…

Humanities are needed to make sense of social issues. Watch or listen to the stories of our experts who tell about their research and the impact on society. Get to know the world at Humanities!

The main goal of the LIACS Masters Programme Committee is to assess and provide oversight for the course evaluations from the students. Specifically, we discuss the student evaluations of the courses and decide on comments to be given to the program directors and teachers as well as followup plans.…

The research presented in this thesis concerns one of the most important questions in software engineering of our time: how can we make sure that software is free from memory safety bugs?

How can we effectively increase biodiversity and climate resilience in Dutch cities from an ecological, societal and governmental perspective?

What is the provenance of introduced populations?

This thesis describes the development and validation of new high-contrast imaging techniques, with the ultimate goal of enabling the next generation of instruments for ELT-class telescopes to directly image Earth-like extra-solar planets orbiting around nearby stars.

This is a facility where research groups or small companies can apply for space if they need to culture human or animal cells.

Can playing certain games decrease cognitive decline or even enhance cognitive performance in the aging population?

Criminal Justice as a concept refers to the system of practices and institutions of governments directed at upholding social control, deterring and mitigating crime, or sanctioning those who violate laws with criminal penalties and rehabilitation efforts. While the definition seems rather clear-cut,…

The ‘right’ amount of dopamine in the brain makes study participants better at solving certain cognitive tasks. This is the conclusion of Bryant Jongkees after experiments and a literature review. PhD defence on 21 February.

The CMCB comprises research groups from the Institute of Biology Leiden (IBL), the Leiden Institute of Chemistry (LIC) and the Leiden University Medical Center (LUMC).

What is the effect of transgovernmental networks on the principles and practices of democratic accountability within national central governments?

Find out about the effects of Brexit on contracts and supplies.

Cathodic corrosion for producing nanoparticles was (re)discovered when trying to control the electrochemical etching of a scanning tunneling microscopy (STM) tip.

General information

With an emphasis on developing novel miktoarm star polymers termed PeptoMiktoStars, this thesis leverages asymmetric polymeric polypept(o)ide frameworks to advance their effectiveness in delivering hydrophobic drugs and nucleic acids.

Promotor: J.G.E.M.Fraaije, Co-promotor: A. Kros

Tonal bilinguals of two closely related Chinese dialects are amazing people. They handle two tonal systems in their mind; their two vocabularies are from closely related dialects, and they write translation equivalents with common Chinese characters. Their unique language situation makes their mind…

On 7 February 2019, Helena Ursic-Vrabec defended her thesis 'Uncontrollable: Data subject rights and the data- driven economy'. The doctoral research was supervised by Prof. dr. S. van der Hof.

The polypept(o)ide hybrid material attracted more and more attention over the past decade by combining the multifunctional characteristics of polypeptides with the shielding characteristics of polypeptoid-pSar possessing similar properties as a shielding material as polvethylene glycol(PEG). Polysarcosine…

OBJECTIVES: To determine whether the lipid/protein ratio and the total dry SC mass per surface area are related with the skin barrier function of controls and AE patients.

As a prelude to the Night of Discoveries, an Afternoon of Discoveries will be held in Leiden on 21 September for children from the age of eight. Researchers will tell exciting tales and the children will get to do experiments.

Lecture

The Dutch police face complex challenges, from organised crime and polarisation to digitalisation and new forms of crime. To deal with this effectively, they need innovation and intensive collaboration, says Professor by Special Appointment of Police Studies, Monica den Boer, in her inaugural lectur…

Overlevingsanalyse is een onderzoeksgebied dat zich richt op het bestuderen van de tijd tot het optreden van een specifieke uitkomst.

To what extent are there differences between countries in and outside the European Union and the Schengen area in the level of crimmigration, the merger between migration control and crime control, and to what extent can these differences be explained by the way in which state and non-state actors in…

The Joan van der Waals colloquium is an ongoing bi-weekly lecture series.

In the 18th century, the French colonial empire teemed with protectionist laws. Nevertheless, businessmen from the Republic played an important role in the French economy, and thus in the colonial system. PhD student Tessa de Boer explored how this came about.

A virtual hand that feels as if it is your own. Feeling happier because a virtual face is smiling with you. Cognitive Psychologist Ke Ma discovered using virtual reality that the way we experience our body is more flexible than we thought. Ma: ‘We can think up some fantastic applications.' PhD defence…

How does stress influence cognitive performance? What is the role of selective attention to threatening information in this effect? Could we prevent stress-induced decline of cognitive performance with pharmacological interventions? Could we use resting state theta/beta ratio as a biomarker for cognitive…

What role(s) do border officials play in the enforcement and management of border control and border mobilities and how do these roles relate to the personal, organisational and larger societal context within which these officials operate?

The research master's specialisation Cognitive Neuroscience consists of five main parts: the general courses, the track-specific courses, the elective courses, a research internship and a thesis.

What is the effectiveness of (booklet or online) self-help programmes for people with somatic stressors and depressive symptoms? What works best for whom? How to improve motivation and adherence?

This project investigates ancient water management of streams, springs and runoffs on the archaeological site of Monte Albán, Mexico, as a means to contribute with different stakeholders in the development of sustainable solutions to water problems today such as floods and scarcity.

Our group is part of the Metabolomics and Analytics Centre where we accompany the data from its acquisition all the way to the publication of identified associations and biomarkers for a range of human diseases. The generated data of the metabolic measurements are assessed using an in-house quality…

Five talks will be given during the Leiden Science Family Day: two children's lectures and three lectures for adults. Will you be there ?