This project seeks to integrate scientific research and practical knowledge in the study of the mechanisms that make dialogue an effective tool for communication, teaching, and thinking.

What is the effect of light at night on plant phenology and physiology, and how does this affect plant interactions with other species?

The organisations and people who implement government policy face many different types of change. Academics from Leiden University research how they deal with these and advise them on how best to meet the needs and wishes of society.

What opportunities and threats flow from the existence of institutional and normative diversity in the area of fundamental rights for the effective protection of those rights in a pluralist world?

What is the impact of Ramadan on patients with a bipolar disorder? What does it mean to be sensitive to psychiatric patients' religious beliefs? Driss Moussaoui, a Moroccan psychiatrist, talks about this in a video interview with Leiden University's Islam Centre LUCIS.

Kohei Suzuki, Assistant Professor at Institute of Public Administration, and two other authors researched the topic of innovation by governments in response to expected population decline.

The judicial authorities are looking into the possibilities for prosecution for the slogans that were projected on the Erasmus Bridge in Rotterdam on New Year’s Eve. Not an easy task, according to legal experts. When do we consider something to be ‘discrimination’?

Promotor: Prof.dr. T.H.W. Bäck

Koper

Promotores: R. Tijdeman, K.J. Batenburg

In this research project characteristics of effective instructional development were identified that are appealing to medical teachers and relevant for medical education.

PhD defence

Homicide followed by the suicide of the perpetrator often leads to shock and incomprehension. It has been suggested that media reporting on such cases could lead to an imitation effect.

Promotors: Prof.dr. P.G.L. Klinkhamer, Prof.dr. P.M. Brakefield

This thesis describes the role of pollution, specifically neonicotinoid insecticides, as an actor of the ongoing biodiversity decline.

How are links between macro-invertebrate diversity and ecosystem functioning influenced by anthropogenic pressures?

What are the biological effects of Chinese herbal medicine in regulation of cancer cell metastasis?

Engineered nanomaterials (ENMs) are widely used, and nanotechnological innovations grow with rapid pace. Studies on nanotoxicology have demonstrated that chemical toxicology as well as particle toxicology should be accounted for in predicting the safety of ENMs.

Can we distinguish the effects of pesticides from other abiotic and biotic factors that occur in the field? And how do these factors interact with pesticides?

1. To what extent do metallic NPs added to soil extractions change the activity, abundance, or community composition of microbes? 2. How do the effects of metallic NPs on soil microbes differ from the effects of the ions shedding from corresponding NPs?

Online data breaches are recurrent and damaging cyber incidents fors organizations worldwide. This study examines how organizations can effectively mitigate reputational damages in the aftermath of data breaches by hacking, through situational crisis communication strategies.

On 24 November 2015, Prof. Carsten Stahn participated as external expert in a special plenary session of the Assembly of States Parties on the efficiency and effectiveness of Court proceedings, chaired by the co-chairs of the Study Group on Governance of the Assembly.

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

Does an Emotional Working Memory Training show a beneficial transfer effect on emotion regulation (reappraisal) capacities in patients with Borderline Personality Disorder?

Anthropogenic noise has been shown to affect marine animals in various ways, this may have fitness consequences at individual and population level. This thesis aims to increase insight into the quantification of sound-induced behavioural responses that are relevant to fitness, and into factors that…

Valérie Pattyn, Assistant Professor at Leiden University, researched

Law, Institute of Tax Law and Economics, Economics

Law, Institute of Tax Law and Economics, Economics

Together with physiotherapist and lifestyle therapist Jaap Wonders of SMC Rijnland, Helen Pluut conducted research during the first COVID-19 wave on the experiences of working people. The reason for the research was the compulsory situation of working from home many people found themselves in. One of…

Which intervention technique is more effective in reducing public speaking anxiety in children aged 9 – 12 years, exposure or restructuring cognitions?

Tin electrodeposition applications have rapidly evolved in the past 25 years.

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

Do large deletions represent a risk during CRISP/CAS9-mediated genome editing in plants?

The lipid matrix in the stratum corneum (SC), the upper layer of the skin, plays a critical role in the skin barrier. The matrix consists of ceramides (CERs), cholesterol (CHOL) and free fatty acids (FFAs).

Anthropogenic noise negatively affects wildlife in a wide range of taxonomic groups.

How to make a quantitative assessment of the relative contribution to toxicity of ions and particles? Is the toxicity of nanoparticles related to their size or shape? Which physicochemical property of nanoparticles is an appropriate dose metric of nanoparticles?

CFP : Journal of the Leiden University Centre for the Arts in Society Graduate Conference Issue 9 (forthcoming –Spring 2021) In these confusing times, humanity is coming to grips with the loss of certainty and stability. Things that were considered evident in the past are increasingly being challenged…

Freshwater and brackish water ecosystems are arguably the most vulnerable ecosystems on earth, due to concentrated human developments in and around them. The Pontocaspian (PC) region located at the border of Europe and Asia contains a variety of brackish water ecosystems and unique inhabitants, known…

Three types of PLCs are studied, varying on the dimension of autonomy of and interdependency between teachers: Joint work, Aid and assistance and Shared practices.

Source: Mediators Inflamm (2014)

Demonstration experiments are a potentially powerful instrument to improve the micro-macro thinking of students in secondary education. Therefore we want to design a practical and generative approach to assist teachers to develop lessons with a demonstration experiment.

Can epigenetic changes explain associations between early life stress and health outcomes?

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

The effects of anthropogenic noise on interactions between predators and their prey are still little understood.

This thesis combines field and laboratory studies to address some of the most pressing questions in the field of microplastic research.

Brand-new professor Gerard van Westen works at the intersection of artificial intelligence and drug development. For the new chair in Artificial Intelligence and Medicinal Chemistry, he uses computer models to make drug development more efficient. Our ultimate goal is a virtual human which allows you…

Promotor: G.A. van der Marel, Co-promotor: J.D.C. Codée

Is the legitimacy of law and governance of multilevel jurisdictions diminishing?” “What is the significance of (diminishing) legitimacy for the effectiveness of law?” These kinds of questions about the legitimacy of the supranational formation of law, its application, and the policy and governance based…

On 20 October 2021 Michael Ramsden defended the thesis 'The Role of the United Nations General Assembly in Advancing Accountability for Atrocity Crimes: Legal Powers and Effects'. The doctoral research was supervised by Prof. N.M. Blokker.

In February 2014, the Swiss voting population accepted a constitutional initiative that aims at limiting migration through quota and, in the field of employment, national preference.