Aetiologies seem to gratify the human desire to understand the origin of a phenomenon. However, as this book demonstrates, aetiologies do not exclusively explore origins.

Leiden University enables students to play a role in the sustainability challenges of the coming decades. Good scientific research and education are crucial for a safe, healthy, sustainable, prosperous and just world. In Leiden students are being taught the knowledge and skills that are important for…

Morphology is the grammar of words. Morphologists study how words are built and what principles govern their form and their function.

Intergenerational transmission refers to the complex and dynamic process with which values, ideas and behaviors are transmitted across generations. We are specifically interested in the intergenerational transmission of behaviors and beliefs that might result in harm to the individuals involved or society…

A functional study of chert artefacts from preceramic sites in Colombia (2002)

The research group Cyber Security Governance will provide cutting-edge academic research in the domain of cyber, where modern technology interacts with traditional concepts such as governance, sovereignty, law-enforcement, international relations and conflict.

The [A]Social Creatures Lab is an interdisciplinary research lab that focuses on understanding social interaction with and between artificial creatures. Researchers and students from the Media Technology group collaborate in it.

In this thesis we study products of linear error correcting codes.

Madeleine O. Hosli, Professor of International Relations, wrote this book in which she analyses the complex relations between the European Union (EU) as a regional organization and the United Nations (UN) as an international, global governance institution.

Wenxin Wang defended her thesis on 26 October 2016

An Integrative Approach to the Hominin Record

Promotor: Prof.dr. J.N. Kok

Imaging and Imagining Palestine is the first comprehensive study of photography during the British Mandate period (1918–1948).

Chromatin is an ubiquitous protein-DNA complex that forms the structural basis of DNA condensation in all eukaryotic organisms.

On 26 juni 2018, Claire Achmad defended her doctoral thesis 'Children’s Rights in International Commercial Surrogacy: Exploring the Challenges from a Child Rights, Public International Law Perspective'. The doctoral research was supervised by Prof. Dr. Mariëlle Bruning.

In this thesis chemical and physical processes in the ice mantles on interstellar dust grains are studied.

Research practice, funding agencies and global science organizations suggest that research aimed at addressing sustainability challenges is most effective when ‘co-produced’ by academics and non-academics. Co-production promises to address the complex nature of contemporary sustainability challenges…

This volume of Analecta Praehistorica Leidensia focuses on how local communities in prehistory define themselves in relation to a bigger social world.

Roman Nijmegen is not only the largest archaeological micro-region in the Netherlands, but also one of the most extensively excavated settlement complexes of the Roman period north of the Alps.

The work in this thesis has been focused on two subjects. The first is the assembly of alginate oligosaccharides and the generation of building blocks for the enzymatic synthesis of alginate, and the second is the total synthesis of large fragments of the zwitterionic SP1 polysaccharide.

This book is a result of the collective research project Urban Societies in the Port Towns of Atlantic Europe in the Late Middle Ages. It studies the connections between diplomacy and trade from a comparative and transnational perspective throughout medieval Atlantic Europe.

In The Holy Land in Observant Franciscan Texts (c. 1480–1650) Marianne Ritsema van Eck analyses the development of the complex Observant Franciscan engagement with the Holy Land during the early modern period.

Spirit priests and ancestor cults in new guinea's far west

Mesoamerican Manuscripts: New Scientific Approaches and Interpretations brings together a wide range of modern approaches to the study of pre-colonial and early colonial Mesoamerican manuscripts. This includes innovative studies of materiality through the application of non-invasive spectroscopy and…

The CIGR brings together a diverse range of unique expertise in genome research rooted in biology, chemistry and physics. Members of the CIGR investigate genome folding and genome transactions. An important aspect is direct as well as long term relevance for medicine. The available expertise extends…

Promotor: M. Ubbink, Co-Promotor: R. T. Dame

The CMCB brings together a diverse range of unique expertise in microbial cell biology. Members of the CMCB investigate both model and non-model organisms, bacteria and archaea, pathogens and non-pathogens.

Promotor: Prof.dr. M. Ubbink

Learn how to conduct policy-oriented research, join one of our field schools and gain relevant working experience.

In the master's specialisation Global Ethnography, will follow several courses that aim to make your research project as successful as possible. From writing an academic research proposal to the complex task of writing up data once you return from the field. Each student also receives individual supervision…

The application of compliance archaeology techniques such as mechanical large scale excavations where large quantities of data are gathered in relatively little time (and relatively inexpensively) and a firm post-excavation research phase yielded a whole new body of archaeological evidence.

The

Our object is to identify and characterize transcription factors involved in lignocellulosic biomass degradation in the filamentous fungus Aspergillus niger.

Why does the past elicit this intense activity in the present? What does the past mean for the present, and what does it do to it? A WAR OF WORDS will engage this complex of Chinese claims to Manchu-Korean ancient history, South Korean reactions, public discourse and cultural expression in both states,…

Until recently, the role of external information processing in intelligence has rarely been investigated quantitatively or experimentally. A group of researchers from Erasmus University Rotterdam, Leiden University, GGZ Rivierduinen, and University of Edinburgh measured in a new way how and when people…

How are carbohydrates processed by the immune system? Can carbohydrates be used to trigger T-cells against other conjugated antigens? Can they be used as adjuvants?

In science, it is of vital importance that multiple studies corroborate the same result. Researchers therefore need to know all the details of previous experiments in order to implement the procedures as exactly as possible. However, this is becoming a major problem in neuroscience, as animal studies…

The Institute of Biology Leiden (IBL) is an internationally oriented institute for research and education in biology.

Research at the MCBIM group is comprised of the following research themes:

Many students have difficulties to read and give meaning to algebraic formulas. In this study it is explored whether graphing formulas with pen and paper will improve students’ability to reason with algebraic formulas.

Review of new technical decisionsupport systems in the environmental field, and application in water management decission processes.

Your brain responds in a predictable way when it encounters new or difficult tasks. This unique book teaches you concrete techniques rooted in cognitive science that will improve the way you learn and think about code.

In deep reinforcement learning, searching and learning techniques are two important components. They can be used independently and in combination to deal with different problems in AI, and have achieved impressive results in game playing and robotics. These results have inspired research into artificial…

This project investigates diversifying and democratizing heritage through practices of “home-making”. We propose to research ‘home-making’ as a non-binary practice of combining memories of roots and routes, dwelling in the present, and desires for the future.

In CCLS several subgroups have formed, below you can find an overview of these groups with the names of the leading researchers and a short outline of the project.

Education & outreach

Researchers at LIACS are working to devise the computers of tomorrow that will be the backbone of the Cloud and Edge computing paradigms as well as the Internet of Things. In this respect, we are involved in research and development of high performance computing systems, embedded & real-time computing…

In this project, M. Riep studies the complexity of historical events related to the Arab conquest of the region along the upper course of the Syr Darya in Central Asia and especially of the micro oases of Shash and Ferghana. This project focusses on mobility, action and dynamics and will place the Arab…

Opportunities, challenges, and future perspectives of people-centered approaches in dynamic historic urban landscapes