The programme group Research Methods and Statistics offers support to researchers from a variety of research projects within Education and Child Studies.

Truth is stranger than fiction. In 1997 Juan Maldaceña discovered a remarkable dictionary that translates equation for equation the physics of black holes in string theory into the more conventional physics of quantum mechanics of interacting particles. The remarkable possibility exists that…

The focus of our theoretical research is understanding the behaviour of soft condensed matter, physical matter which is deformed or structurally altered by thermal fluctuations or small stresses.

Enforcement of group cooperation fails because of discriminatory punishment, according to research by Welmer Molenmaker and colleagues. When group members have different backgrounds, punishment turns into a double-edged sword: no longer used just to prevent group exploitation, but also to break the…

The thesis focuses on synthesis strategies in oligosaccharide campaigns, and the influence of protecting groups.

We explore the particle physics and quantum world at the time of the big bang.

In December 2024, the book Redressing Fundamental Rights Violations by the EU: The Promise of the ‘Complete System of Remedies', edited by Melanie Fink, was published fully open access with Cambridge University Press. The EU prides itself on having created a legal system that puts the individual at…

On 9 and 10 November, the Institute of International and European Law of the University of Göttingen and the Minerva Center for Human Rights of the Hebrew University of Jerusalem, organized a conference called ‘Unpacking Economic and Social Rights: International and Comparative Dimensions’.

Interest groups play an important role in democratic society.

This is the 2017 paperback release of William Michael Schmidli's The Fate of Freedom Elsewhere, which won the 2013 Foreign Affairs Magazine Best Book of the Year.

The group Theoretical Physics of Life Processes, led by Helmut Schiessel, focuses on the physics of chromatin, the DNA-protein complex that fills the nuclei of eukaryotic cells.

The program group Forensic Family and Youth Care Studies is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.

The program group Learning and Behavior Problems in Education is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.

The dissertation focuses on the work of German philosophers Theodor W. Adorno and Max Horkheimer, founders of critical theory at the Frankfurt School. Specifically, it is a study of the “early” writings, dated between 1925 and 1940, to reconstruct the early stages of critical theory. The thesis argues…

On 26 February 2020, Hans-Jan van Kralingen defended his thesis 'De ondeelbaarheid van het pand- en hypotheekrecht, deconstructie van een leerstuk'. The doctoral research was supervised by Prof.mr. W.J. Zwalve and Prof.mr. E. Koops.

Bas Verberk defended his thesis on 6 September 2016

This publication is in Dutch.

Promotor: F.J. van Lunteren, E. Jorin

This work focuses on the interpretation of the archaeological remains of the Mixtec culture in Southern Mexico on the basis of the knowledge, perceptions, economy and worldview of contemporary descendant communities.

Fish climbing trees, storks taking care of their parents… Premodern textual and visual culture presents us with a fabulous bestiary that reveals ingenious and rich reflections on the animal kingdom.

Digital edition of the correspondence between the philosopher Gerardus Johannes Petrus Josephus (Gerard) Bolland (1854-1922) and the philologist Pieter Jacob Cosijn (1840-1899), consisting of 46 letters covering the period 1879 to 1899.

ASLU 29 Maarten E.R.G.N. Jansen, Valentina Raffa (2015)

This dissertation contains the further development of a method for linguistic-stylistic research, which provides a systematic means to interpret global impressions of a text through choices in formulation at word- and sentence level.

You can find more information on the Dutch webpage. Click on the “Nederlands” button above.

The Dutch prefix ge- in historical perspective gives first of all a general account of the development of the word formation processes involving ge- in which special attention is paid to the participial ge-.

The study at hand focuses on the control of sex and youngsters through the response by authorities most notably from within criminal justice.

This book aims to understand cultural transitions and negotiations between art and politics from 1989 to 2020 through analysis of a series of Cuban novels.

Almost three years after receiving her honorary doctorate, Dr Graça Machel returned to Leiden University. Over the course of two days she spoke with students, researchers, and other interested persons, about human rights – particularly those of women and children – in a world in which these are continually…

In Freedom on the Offensive, William Michael Schmidli illuminates how the Reagan administration's embrace of democracy promotion was a defining development in US foreign relations in the late twentieth century.

The programme group Parenting, Child Care and Development is located in the Faculty of Social and Behavioural Sciences at Leiden University near Central Station.

This book offers novel perspectives on the national and international dimensions of the post-war welfare state in Western Europe and North America.

On Friday 14 June 2019, the second young researchers workshop was held within the framework of the Jean Monnet Chair on Mobility and Security in Europe. It was followed by an expert round table organized in cooperation with the Centre for the Law on EU External Relations (CLEER) of the Asser Institu…

In this article, Barrie Sander, Assistant Professor of International Law, elaborates some of the risks that arise from relying on AI technologies to address climate change and explores the extent to which human rights law may be harnessed to address such risks through three registers of human rights…

The Leiden Political Economy Group (L-PEG) is a multi-disciplinary network of scholars with a research interest in (comparative / global) political economy based at Leiden University. Our members belong to various institutes and faculties across Leiden University, and from other universities across…

Large numbers of children all over the world face significant health risks, such as infectious and chronic diseases, malnutrition, injuries and the consequences of natural disasters, protracted armed conflicts and poverty.

On 21 Januari 2020, Patrick van Berlo defended his thesis 'Human Rights Elephants in an Era of Globalisation: Commodification, Crimmigration, and Human Rights in Confinement'. The doctoral research was supervised by Prof. J.P. van der Leun and Prof. M.A.H. van der Woude.

Es un placer y un gran honor poder contar con la participación de la Prof.dr. Margarita Mateo Palmer durante el X Congreso Internacional de la AHBx. Impartirá una conferenica plenaria bajo el título “Nombrar las cosas: avatares transhispánicos en Cuba” el Jueves 2 de Noviembre a las 9.45 en el edificio…

We study the structure, dynamics and physics of complex networks emerging from the intricate interconnectedness of the constituents of large systems.

The Terrorism and Political Violence research group at Leiden University examines the causes of radicalisation, the tactics of extremist groups, and the effectiveness of counter-terrorism policies. We also explore the role of the media and the influence of postcolonial legacies in the Global South,…

Promotor: Prof.dr. W.T.F. den Hollander, Prof. dr. E.A. Verbitskiy

Let A be a commutative algebraic group over a field K, and let G be a finitely generated subgroup of the K-rational points of A. The purpose of this thesis is to study the degrees of the Kummer extensions relative to A,K and G.

This summer school focuses on the emergence of sexual orientation, gender identity (SOGI) and intersex issues in different areas of international law, such as human rights law, refugee law, international economic law, and international criminal law. The announcement for the next edition is set for December…

Which challenges exist for girls to effectuate their right to education and specifically getting access to education?

Sinds september 2010 werken Geerten Waling en Anne Heyer in het NWO project ‘The Promise of Organization’.