Utilization of plant-originated products as new antibiotics

This research project focuses on the extended documentation and investigation of these non-Austronesian (‘Papuan’) languages.

Can the pink-pigmented microbe Methylobacterium extorquens be genetically engineered to convert the sustainable raw material methanol into antibiotics?

Electoral Systems and Turnout: Evidence From a Regression Discontinuity Design. In this article, published on the website SAGE research methods, authors Jaroslaw Kantorowicz and Tobias M. Hlobil discuss how a Regression Discontinuity Design can be executed.

Retrospection over the last 40 years the most important changes in care and research, where transparency accountability and guidelines became leading. On Huntington’s disease and cerebrovascular disorders the most important changes are illustrated.

A faculty like ours is a treasure chest of and for languages, culture, and society. In the coming year, we will be making sure these treasures get extra attention, both internally and externally, during Leiden University’s 444th anniversary.

The Mathematical Institute has a rather liberal management structure. Tasks and responsibilities are distributed among the staff. Important decisions are taken by consensus. Various organisational divisions are featured below.

Our focus is to optimize the fungal cell wall to both increase chitin production and chitin extractability.

This recently released book takes a critical view of conceptual issues and practical problems that inevitably emerge when ‘excellence’ takes center stage in science systems in the Global South. What is ‘excellent science’? And how to recognize and assess it? After decades of inquiry and debate there…

The work presented in this thesis is based on ALMA surveys of protoplanetary disks in three star-forming regions: Lupus, OMC-2, and NGC 2024.

Papers in honour of Professor Annelou van Gijn

The group of Dr. Roxanne Kieltyka designs and synthesizes molecules that self-assemble into polymeric materials using specific non-covalent interactions. These substrates can be used for numerous applications in medicine ranging from disease detection to cell delivery depending on the (bio)molecular…

This volume sees the publication of fifty-six early Old Babylonian letters from ca. 1880 BCE. They were found by legendary Iraqi archaeologist Taha Baqir in 1941 at the site of Tell ed-Dēr, ancient Sippar-Amnānum, in central Iraq.

Marieke Liem, Professor Social Resilience and Security at Leiden University, and Katharina Krüsselmann, PhD candidate at Leiden University and Manuel Eisner mapped the flow of homicide cases with the help of a systematic review.

The economic history of Soviet development practices in Central Asia remains controversial and dominated by the view that Soviet development policy was wasteful and inefficient in the periphery. Challenging the established view of Soviet largesse and largely undirected and untracked “subsidies” to…

This project develops a scientific method to extract clinically relevant new information from patient forum websites that discuss patient experiences concerning e.g. medication, nutrition, co-morbidities, genetic factors etc.

Promotor: K.E. Schalm, Co-promotor: S.S. Lee

This dissertation investigates ikat from the eastern Indonesian islands from a uniquely technical perspective, including design analysis of asymmetry and microscopy.

Political Scientists Harun Cero and Arlinda Rrustemi (Leiden University) argue that the Russian invasion of Ukraine could present a chance for Bosnia and Kosovo to finally remove Russian influence, which has been growing and blocking these countries for years. The West should shift away from appeasing…

Who is Economic Man? Every economic paradigm presupposes an anthropology, a theory of human nature. This project explores the anthropologies presupposed and produced by ancient Greek economic texts, and the specific knowledge forms that shape these anthropologies.

From a billionaires’ space race to the launch of tens of thousands of minisatellites: space is becoming busier than ever. This means more than enough work for Tanja Masson-Swaan, an assistant professor at the Institute of Air and Space Law at Leiden University. Because who makes the rules and makes…

The Middle Paleolithic site of Neumark was first discovered in the 1980’s by German geologist Matthias Thomae.

Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

Natural history collections provide invaluable sources for researchers with different disciplinary backgrounds, aspiring to study the geographical distribution of flora and fauna across the globe as well as other evolutionary processes.

From colonial times through to the present day, large numbers of Javanese have left their homes to settle in other parts of Indonesia or much further afield. Frequently this dispersion was forced, often with traumatic results.

Also including: Wateringen 4 & Acquiring a taste.

Exploitation of smaller game is rarely documented before the latest phases of the Pleistocene, which is often taken to imply narrow diets for earlier hominins. In a study now published in Scientific Reports, a team of German and Dutch archaeologists present new data that contradict this view of Lower…

Democratic citizenship refers to the capacity and willingness of citizens to actively influence the functioning of state institutions. While considered a vital correlate of democratization and the rule of law, its largely western-oriented literature rarely studies the forms of democratic citizenship…

Machine learning - on classical computers- has made great progress in the past five years. Computer translation of speech and text is just one example. In Leiden, some researchers expect that machine learning, empowered by quantum systems, even if they only contain a few dozen qubits, can lead to a…

This research focuses on the (Quantum) Dynamics (QD) of the reactive scattering of H2 from metal surfaces.

Ruixuan Chen defended his theses on 16 October 2018.

This thesis presents insights from our study of various correlated electron systems with a scanning tunneling microscope (STM). In ordinary metals, electron-electron interactions exist, but get substantially screened due to the sheer number of electrons.

This study by artist Jonas Staal explores the development of propaganda art from the 20th to the 21st century.

Does becoming a public sector employee change a person’s political beliefs, behaviors and interactions with the state? Do public teachers hold the same values as other professionals and the general Brazilian public?

Promotor: J.P. Abrahams, Co-promotor: T. Grüne

As museums face more scrutiny and are being demanded to decolonize, there are opportunities for Dominican museums to adopt a critical perspective and turn their collections and exhibitions into connections to our cultural past, present, and future.

Promotor: Roeland M.H. Merks

This book is about the archaeology of indigenous peoples who thrived across the Caribbean, the Guianas, and the Lower Amazon basin just before the European invasion, and who also remained central to the early history of conquest and colonization.

Prematurely born neonates require, amongst others, pharmaceutical therapy. Dosing guidelines for these therapies are often based on data from term born neonates or older infants, while these are not necessarily similar to prematurely born neonates.

In this paper, Kantorowicz argues that reverse party favoritism exists. He exploits the fact that during the SARS-CoV-2 pandemic crisis, the Polish government was keen to launch postal voting in the presidential elections scheduled for May 2020.

What is the impact of Indonesia’s democratization process on everyday state-citizen relations?

Nicolette Heijkant is our guest on the latest episode of Leiden Lawcast. Heijkant is an experienced lawyer who won her spurs working in the legal profession in Amsterdam’s business district, the Zuidas, and is now working for a legal-aid practice in Brabant. In this episode, we speak to her about her…

- Which metabolites could be components of NADES? - How can we prove the presence of NADES in nature? - What are the roles of NADES in nature? - How to apply NADES in life sciences?

When psychologists repeated a hundred studies in 2015, their results differed in two-thirds of the studies. ‘Research into research is not a luxury but a necessity,’ says Professor of Methodology and Statistics of Psychological Research Mark de Rooij. ‘My aim is to improve psychological research, to think…

Anne Sytske Keijser, Mark Leenhouts, and Silvia Marijnissen have won the 2022 FILTER Translation Award for De droom van de rode kamer

Knowledge and culture subproject 4:

Speech Prosody 2024 includes several poster sessions, the description of which you can find below.

Leiden University is famous for its library’s large collection of Oriental manuscripts. Part of this collection is a group of 104 Arabic documents written on papyrus and paper (Or. 8264 and 12885). These documents date from the 7th through 10th century CE and cover a wide range of subjects (private…

Around the sixth and seventh centuries, South and Southeast Asia saw a great religious change: Saivism largely took over from Vaisnavism. We’re going to look at the way in which Saivism, the religion of the god Siva, presented itself with respect to Vaisnavism. In particular we’ll investigate the role…