To log into many university systems you now need to use Multi-factor authentication (MFA). This means that as well as entering your username and password, you also need to confirm your identity via an additional method.

CML-IA is a database that contains characterisation factors for life cycle impact assessment (LCIA) and is easily read by the CMLCA software program.

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

Promotoren: R. Tijdeman, A.K. Lenstra, Co-promotor: H.J.J. te Riele

Since itch and pain can be very burdensome, especially when individuals suffer from (either of) these symptoms chronically, it is important to know the factors by which these sensations are influenced. It becomes more and more clear that psychological factors play an important role in the experience…

Factors affecting galanthamine production in Narcissus

Promotor: P.J.J. Hooykaas, Co-Promotores: P.B.F. Ouwerkerk, M. Wang

Promotor: Prof.dr. J.P. Abrahams

In this article, the authors analyse two major factors that deepen informality, namely multipolar geopolitics and the rise of non-state actors.

In the present-day United States, to what degree(s) are far-right men and women similar and/or dissimilar in their motivating factors for engaging in far-right social movement activism?

How can Staphylococcus aureus bacteria subvert the host immune system?

All players on the world stage operate strategically in order to safeguard their interests. Political scientists at Leiden University cast light on this volatile interplay of forces. Their research helps voters, NGOs, governments and international organizations make smart choices in this complex and…

Across Europe, new welfare programs exemplify attempts to govern through community. This article asks how such governing through community is done in practice. Drawing on comparative insights from fieldwork with parenting support professionals and volunteers in Amsterdam, Milan, and Paris, we document…

In this article, Tom Buitelaar proposes a systematic framework for analyzing the impact of individual characteristics of peacekeeping leaders on the behaviour of field-level personnel in UN peacekeeping operations.

This is an Erasmus+ International Credit Mobility project of Leiden University’s Faculty of Science with University of California.

Het is een wijdverbreid idee dat (post-)middeleeuwse steden een sterfteoverschot hadden en zij slechts in leven konden blijven door de toestroom van migranten; een fenomeen dat bekend staat als het ‘urban graveyard’-effect. Over details valt te twisten, maar duidelijk is dat de stad en de dood dichter…

This article provides a comprehensive analysis of the Islamic State's use of images taken by drones, drawing on a dataset of ISIS propaganda images from October 2016 to December 2018.

On 17 April, Evert-Jan Govaers defended the thesis 'Ministers of State. Unknown and desired; from stage to the wings?'.The doctoral research was supervised by Wim Voermans.

The State & Society network critically interrogates the assumption that state and society are a priori conceptual and empirical objects.

Promotor: J.M. Memelink

This project is funded by the Dutch Cancer Society. The project will be part of an ongoing research line aimed at identifying mechanisms of cancer therapy resistance and metastasis. In this project, it will be investigated how the Grainyhead family of transcription factors controls therapy response…

In this project of the Center for Public Values & Ethics (CPVE) ongoing research is conducted on the history of advice to Dutch central government by so-called State committees from 1814 to 2014. State committees have been installed by Dutch central government since 1814 to provide expert advice, research…

This collection of essays is the first to compare the emergence and development of these different types of regional identities.

This book explores how public health concerns and political agendas influenced each other in the US over the past century.

Managing scarcity to serve the public interest is a classic government task. An important way to execute this task is by allocating individual rights that are only available in limited quantities, such as CO2 emission allowances, gambling licences, subsidies, radio frequencies, public contracts and…

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The World of a Mid-Eighth-Century Egyptian Official

Book by Dr. Mariana Françozo resulting from her research into the collection of count Johan Maurits of Nassau-Siegen, governor of the Dutch colony in Northeastern Brazil between 1637 and 1644.

Fungal food spoilage often starts with a contamination with spores. Experimental data strongly indicate the existence of subpopulations of spores with different levels of resistance to preservation methods.

This is an Erasmus+ International Credit Mobility project of Leiden University Medical Center with Boston Children’s Hospital in the USA.

Schatten uit het oude Armenië

Nederland ligt in de periferie van het verhaal van menswording. De evolutie van onze familie vindt lang exclusief in Afrika plaats. En, als Europa eenmaal bewoond wordt door mensachtigen, ligt het zwaartepunt ten zuiden van onze streken. Toch heeft ons land een aantal interessante vindplaatsen en vondsten…

State Building Through Life Stories: Incorporating Local Perspectives

Leiden researchers study the extent to which Asian citizens can invoke the rights that they have on paper. This knowledge helps them advise the different levels of government and NGOs on how to improve the lot of poor citizens in particular.

The Europa Instituut is pleased to announce that on 21 November 2016 a new handbook “EU State Aids” (31 Chapters, 1500 pages) was published.

How can we implement the technique of pharmacological resting-state fMRI to improve the diagnosis of dementia?

Why do certain incidents of serious violence end lethally whereas others do not? What role do personal characteristics of offenders and victims play and how do immediate situational factors influence outcomes?

The nation-state is not so old as we are often told, nor has it come to be quite so naturally. Getting this history right means telling a different story about where our international political order has come from—which in turn points the way to an alternative future.

Agrobacterium tumefaciens, a gram-negative plant pathogen belonging to the family Rhizobiaceae, is the causative agent of crown gall disease, which can affect many plant species including agronomically important ones.

On 12 January 2022, Mirjam Franke defended the thesis 'Over de grens van de onrechtmatige daad'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. J.H. Crijns.

This edited volume by Jeff Fynn-Paul pushes forward the debate on the role of entrepreneurs in making war and building states in Europe and the Ottoman Empire.

How do early modern states organize effective rule in difficult conditions? EMStaD YEMEN focuses on a country that due to its geographical, religious and social complexities is now considered a failed state – Yemen.

Barrier function is the natural role of the skin. The lipid matrix present in the outermost layer of the skin, the stratum corneum is important for this function.

The PID-directed shift in PIN polarity has been broadly accepted as one of the essential mechanisms for the regulation of auxin transport polarity.

This study examines how European state administrations responded to transboundary crises over the past 30 years and the extent of their successful adaptation.