ADHD & ME aims to explore how enhancing self-esteem can break the relation between ADHD symptoms and comorbid disorders, such as anxiety and depression. In this study we assess the effectiveness of a Cognitive Behavioural Therapy (CBT) program called Competitive Memory Training (COMET) for improving…

What are the behaviours of plant traits throughout various points in the growing season in a radiative transfer model framework and how well can this knowledge be integrated through data assimilation to provide priors for robust local and global vegetation products and analysis?

How to ensure the environmental and economic benefits of circularity transition at macro-scale?

LiTechAe: Percussive stone tools related to stone masonry techniques seen through experimentation and use-wear analysis.

Cotton is the most widely used natural fibre for clothes. But how polluting are our jeans and shirts actually? Environmental scientist Laura Scherer coordinated an international research project on the impacts of cotton. ‘The purchases of consumers in Europe can contribute to water scarcity in China…

The expanding population and economic activity are driving up global energy consumption. Simultaneously, there is an urgent need to transition from fossil fuels to renewable sources to mitigate the climate crisis, primarily caused by fossil fuel combustion.

What clothing is best to buy if you want to consider the environment? That question isn't so easy to answer. You have to consider the entire life cycle of a garment: from production to the moment we dispose of it. In the segment 'What's better?' of the radio programme Living Planet, environmental scientist…

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

Radiography is an important technique to inspect objects, with applications in airports and hospitals. X-ray imaging is also essential in industry, for instance in food safety checks for the presence of foreign objects.

This thesis describes the Multi-site All-Sky CAmeRA (MASCARA), which consists of two small robotic telescope designed to detect exoplanets around the brightest stars in the sky.

This speech from the throne was a little less woolly than last year's, you might think. Gerard Breeman and Arco Timmermans know that for sure. Breeman and Timmermans from the Institute of Public Administration have been analysing the speech from the throne for years. Just like Tuesday 15 September 2020.…

How can we organise society so as to keep our planet habitable for us and for all other life forms around us? To answer this question, Leiden researchers collaborate across disciplines, from biology to data science, and from environmental economy to archaeology.

Inaugural lecture

Madeleine O. Hosli & Jaroslaw Kantorowicz analyze EU states' foreign policy divergence at the UN General Debate, assessing if Lisbon Treaty reforms increased EU cohesion or if states maintain distinct positions.

M. Danhof, Co-promotor: O.E. Della Pasqua

BioSolar Cells is a five-year research project in which ten knowledge institutions and 45 private industries work together.

Comparing the global warming potential (GWP) of the service provided by an iRex Digital Reader to the same service provided by an office printer using a scanning LCA.

A liveable planet. More biodiversity. And resources which are being managed wisely. At the CML, we want to make an impact with our research and education. On this website you can read what we do to achieve that.

What would be the environmental performance of the Carbon4PUR technology at industrial scale in the future?

To limit the effects of climate change, global average temperature since pre-industrial measurements are to be kept well below 2 °C preferably even at 1.5 °C.

In this thesis,

Viral hemorrhagic fever (VHF) is a group of acute diseases caused by highly infectious viruses including Ebola, Lassa, Dengue viruses. Its high mortality rate poses high risk to public health, however, studies on VHF have been hampered due to the non-availability of proper models and incomplete knowledge…

In the past years access to EU law has been significantly enhanced via services such as EUR-Lex. This development not only allows for easy retrieval of individual legal acts, but for collecting information about the evolution of EU law in the aggregate as well.

Jasper de Bruin, Guus Besuijen, Hans Siemons & Jeroen van Zoolingen (2012). De romeinse nederzetting bij het tegenwoordige Goedereede heeft waarschijnlijk een belangrijke functie gehad in de overslag en distributie van diverse goederen, waaronder keramiek en voedingsgewassen. De opgraving van deze nederzetting…

Promotor: Prof.dr. H.P. Spaink, Co-promotor: Prof. dr. A.H. Meijer

Modelling supra-regional communities in the early 3rd Millennium BC

From filtering UV light in sun cream to preventing perspiration odour in socks and sterilising fridges and washing machines. The use of nanoparticles in products is increasing. But what is the impact of these miniscule particles on the environment?

By far the majority of users of child sexual abuse networks (or child porn forums as they are sometimes called) on the dark web do not actively communicate there but download illegal material, therefore committing a criminal offence. But they often stay under the police and judiciary’s radar. PhD candidate…

The Science Council is an advisory committee to the Board of the Institute and consists of the full professors of the Institute.

Political scientist Luzia Helfer (Leiden University) empirically tested claims about media-politics relatiopns using unique data from experimental studies with elected politicians and political journalists in Switzerland and the Netherlands.

Welcome to StatiCS: the Statistical Consultation Service. The goal of the service is to provide statistical support to PhD candidates and other researchers.

Statistical distributions in LCA and converting between different representations of these distributions.

We study cell-fate decision-making using embryonic stem cells as a model system. Stem cells integrate a large number of cues to direct their development into a great variety of cell types.

How can the legal and socio-legal research skills of Indonesian jurists be increased in order to promote legal certainty and to strengthen the capacity of the judicial training in the country?

How and why governments engage with civil society as well as how civil society organizes itself and exerts political influence constitute the key focus of the research programme Public Governance & Civil Society. As such, this research programme offers unique expertise within the field of public administration…

the production, use and exchange of bodily accoutrements through the lenses of the microscope

PhD defence

Life cycle assessment (LCA) reveals the total environmental impact of products or production processes, and EU rules are going to make this even more important.

Jos Schaeken has just published a book entitled 'Stemmen op berkenbast. Berichten uit middeleeuws Rusland: dagelijks leven en communicatie'.

‘Over leven in Aarlanderveen’ , the film that Master's student Marleen Oostenrijk made for her graduation project of Cultural Anthropology and Development Sociology, will be screened 22-28 February at the local television station Studio Alphen. The film portrays the liveability of the village Aarlanderveen…

Looking for ways to travel more sustainably once you've reached your destination? Here, we offer some ideas and helpful links to guide you in becoming a more responsible tourist. Ecotourism, defined as "responsible travel to natural areas that conserves the environment, sustains the well-being of…