Combining results from bibliometric analyses, a global sample of researcher opinions and case-study interviews, a new report reveals that although the benefits of open research data are well known, in practice, confusion remains within the researcher community around when and how to share research…

PhD defence

In the wake of the COVID-19 pandemic, the pressing question is how this global health emergency impacted the research agendas of the field of crisis and disaster science. This article reviewed contributions in ten important crisis and disaster journals in the two and a half years following the COVID-19…

Indicators to measure progress in de-linking economic growth and environmental pressure.

How to stimulate novel research in science and innovation

Science, Institute of Environmental Sciences (CML)

PRINCE (for Policy Relevant Indicators for Consumption and Environment) was a three-year project set up to explore ways to improve and expand the set of indicators used to estimate the environmental impacts linked to Swedish consumption, both within Sweden and abroad. Any new methods and indicators…

Article in the journal Irish Political Studies discussing the challenge of aggregating opinion polls and presenting a method to better model major sudden political and societal events. This can can enhance opinion poll reporting in the media.

LUMC researchers are looking for factors that point to illness at an early stage.

LUMC researchers are looking for factors that point to illness at an early stage.

Child homicide is a phenomenon that not infrequently leads to shock and societal unrest. However, the precise nature and scope of child homicide in the Netherlands remains unknown.

Research into research improves the academic system. CWTS studies and evaluates the academic system in various ways. One way is to provide information on the productivity and impact of academics by documenting how many publications they or their universities produce and how often these publications…

Promotores: Prof. dr. G.R. (Geert) de Snoo, Dr. E. (Ester) van der Voet

This critical edition covers the first two parts of De secundis intentionibus by Hervaeus Natalis (14th century).

Leiden University is among the top 100 universities in four prominent international rankings.

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Science, Institute of Environmental Sciences (CML)

What is vegetation structure and composition in SFM primary forest, secondary logged over forest (logging FSC certified and logging non certified) in comparison to primary forest? What is avian guild diversity in SFM primary forest, secondary logged over forest (logging FSC certified and logging non…

CTC researchers Bart Schuurman and Quirine Eijkman conducted a 2-year study for the Dutch National Police on the pre-attack behavior of several homegrown jihadist groups and individuals.

The new indicators introduced in the 2019 edition of the Leiden Ranking provide large-scale systematic evidence to inform science policy discussions on open access publishing and gender diversity. The indicators can be used to trace developments over time within individual universities and to make comparisons…

The first Eugene Garfield Award for Innovation In Citation Analysis has been granted to Jian Wang, Assistant Professor in the Science Based Business Program at Leiden University.

From 27-29 August, the Conference of the International Society for Child Indicators (ISCI) took place in Tartu (Estonia). Prof. Ton Liefaard was one of the key-note speakers during that conference.

As a leading research, consulting, and training center, CWTS is dedicated to increasing our understanding of scientific quality, societal impact, and other related concepts. CWTS studies the conditions and consequences of research evaluation for the generation of new knowledge, and the role of research…

The Centre for Science and Technology Studies (CWTS) is an interdisciplinary research institute at Leiden University that studies scientific research and its connections to technology, innovation, and society.

The report aims to establish baseline information on the Sustainable Development Goals’ indicators currently being tracked and measured within the region, at both a national and regional level. Additionally, the report summarises key findings from this data. Finally, the report also presents ways to…

Ludo Waltman has been appointed as professor of Science, Technology and Innovation Studies, especially Quantitative Science Studies, at Leiden University. The chair is located at the Centre for Science and Technology Studies (CWTS).

The Social and Cultural Plan Bureau (SCP) published the report “The social state of the Netherlands”. In this research is it stated that there is no such thing as a political shift to the right. In view of the fact that the right wing is better represented in the House of Commons, this is a remarkable…

Knowledge that benefits society is the domain of the Faculty of Governance and Global Affairs (FGGA). FGGA provides high-quality interdisciplinary education on and research into social and governance issues such as terrorism, organisation of public administration, climate change and economic crises.

Dr Sarah Schrader, an expert in the study of human remains, received a VIDI grant for a research project on health and inequality. In present day people with a high socio-economic status encounter fewer health risks than those in lower socio-economic strati. ‘Now we will look at this process in the…

The starting point of human-induced landscape changes has been under permanent debate. It is widely accepted that the emergence of agriculture strongly increased human impact on their environments. However, foragers can and do actively transform land cover and ecosystems. Ethnographic observations,…

Professor P.F. (Paul) Wouters has been appointed dean of the Faculty of Social and Behavioural Sciences with effect from 1 January 2019. Wouters has been appointed for a period of three years and succeeds Professor Hanna Swaab, whose second term of office as dean expires this year. Swaab will remain…

Development of an aggregated impact indicator to measure decoupling.

Development of indicators to assess decoupling of economic development and environmental pressure in the EU-25 and AC-3 countries.

The availability of indicators based on social media has opened the possibility to track the online interactions between social media users and scholarly entities.

Continuous optimization is never easy: the exact solution is always a luxury demand and the theory of it is not always analytical and elegant.

LCN2 organizes seminars on the last Friday of each month.

Freshwater is an important resource, but at a great risk of species decline due to habitat loss, pollution and over-exploitation, and invasive alien species.

Lecture, Research Seminar

This thesis discusses the physical and chemical processes than influence the composition of forming planets.

Long Island, an islet of Antigua in the northern Lesser Antilles forms the major source for flint in the Lesser Antilles. A survey by Hofman, Hoogland and van Gijn in 1989 has indicated the presence of various raw material sources. Test-excavations at the major flintknapping site of Flinty Bay show…

On Tuesday 26th September Jessica Hill defended her thesis ‘On the road to adulthood. Delinquency and desistance in Dutch emerging adults’. The supervisor is Professor Arjan Blokland.