Jelke Bethlehem (Leiden University, Institute of Political Science) gives an overview of many aspects of polls: questionnaire design, sample selection, estimation, margins of error, nonresponse and weighting. As such, it is useful both for readers who want to gain a better understanding of the ins and…

Embryonic stem cells have the remarkable ability to develop into any type of cell. On their way to become for example a liver or a heart cell, they must repeatedly decide between alternative developmental paths. How they make these decisions is largely unknown. An international team of biophysicists…

A common assumption in chemistry is that the coordination number of a catalyst's surface determines the reactivity of the reaction it catalyses. Strikingly, Leiden chemists have now proven that this is not true for nature’s most simple chemical reaction: the dissociation of hydrogen. The researchers…

After four years of hard work, the time has finally come: your thesis is finished. But who of your family and friends will ever read it? Biologist Lizah van der Aart decided to make a magazine for layman. 'It was precisely the explanation of the difficult, fundamental parts that gave me good tools for…

Although domestic violence often affects multiple family members, parents and children are usually treated separately for their traumatic experiences. In collaboration with women's shelter Rosa Manus, forensic partner the Waag, the municipality of Leiden and their colleagues from LUBEC (Leiden University…

Communication is the transmission of information. All day long we are busy explaining and making things clear to each other, but exactly how we do that varies from language to language. Associate Professor Jenneke van der Wal delved into African Bantu languages for a Vidi project.

In the coming years, Asghar Seyed Gohrab receives an advanced European Research Council grant of two and a half million euros to spend on his research into non-conformism in Islam. ‘Hopefully I can use this to contribute something to society, to pass something on to future generations.’

How is it that the internet works so well, with billions of users sending millions of gigabytes all together every day? That's because the foundation of the internet is solidly set up. Yet sometimes there are problems on the internet. For example, when certain systems misbehave and disrupt the routing…

How does audio-visual material shape the identity of people when those people do not own their own land and are being oppressed? Bahar Simsek delved into the effect of film on the Kurdish identity. She will obtain her PhD on 4 May.

Last year, chemists Dennis Wander and Hermen Overkleeft contributed to an important discovery about a widely used cancer drug. Their research has now been recognised as Finalist for the PNAS Cozzarelli Prize in the Biomedical Sciences class.

Receiving welfare benefits has a major impact on criminal behaviour. This has been demonstrated by Marco Stam, who defended his thesis on 20 January 2022.

On Thursday 23 November, Professor Betty de Hart delivered the lecture ‘Exploring the Legal Archive on Race: Methodological Challenges’ as part of the lecture series ‘Reconsidering the Socio-Legal Gaze’ organized by the Van Vollenhoven Institute. Over 40 people attended the lecture, held online due…

Genes are active sometimes, and other times they remain dormant for a while. Leiden physicist John van Noort receives an NWO ECHO grant to find out how this happens.

The new startup idea of Arko Ghosh and his colleagues at CODELAB concerns seamless brain assessments using day-to-day digital interactions. The study aims to make algorithms tuned to consumer-grade brain recordings and test the market readiness for this technology. In order to achieve this, the researchers…

The environment also benefits when people follow national nutritional guidelines, Paul Behrens demonstrated in research published in PNAS. The publication attracted media attention both at home and internationally.

On Wednesday 7 June 2023, Dr Yvonne Erkens, Kate Verhoeff, Emma Snel, and Fleur Walravens of the Department of Labour Law in Leiden, gave a presentation on The Database of Business Ethics for the Oxford Business and Human Rights Network (OxBHR) at the University of Oxford.

On December 4th an agreement was signed between the Leiden Institute of Advanced Computer Science (LIACS) and the Netherlands Forensic Institute (NFI). Cor Veenman (NFI) will perform research in the field of Forensic Big Data Science at LIACS.

Next April, Leiden will host the seventh annual international Survival Analysis for Junior Researchers conference (SAfJR2018). This three-day event is aimed at career-young statisticians with an interest in the application and development of time-to-event analysis and related topics. The conference…

On 20 November, Special Professor of United Nations Studies in Peace and Justice, Alanna O'Malley, presented her research agenda for the next 3 years. An ambitious agenda full of projects to gain more insight into the origin and functioning of the UN.

On Thursday November 15th, Leiden University organizes its Physics & Astronomy Ladies' Day for female high school students. To mark this festive day, we put the spotlight on five female researchers, who talk about their experiences working in science.

The new Hugo Weiland Thesis Prize of the Foundation for Austrian Studies is a prize in honour of the long time effort and incentive for the foundation of Mr Weiland and is to be awarded to successful theses dedicated to topics that relate to the history, culture, and politics of Austria and Central…

We would like to draw your attention to the following advertisement which was originally disseminated by the Dutch Breast Cancer Foundation, in collaboration with Leiden University

The battle at the Tollense valley took place in 1300 BC, the Bronze age. The archaeological site now is being threatened by climate chance. In an international collaboration, archaeologist Martijn Manders and his students are involved in the ongoing fieldwork.

Video interview with Subodh Patil, the new assistant professor in Theoretical Cosmology, about the gravitational waves, hidden universes, music, and whether Dutch, Danish and German fit into one brain.

On 9 November 2016 Jan-Peter Loof presented a lecture at the Annual Research Day of the Netherlands School of Human Rights Research (SHRR), which this year took place at the University of Amsterdam.

From predicting Alzheimer’s to the growth of organisms: psychologist Marjolein Fokkema’s algorithms can be used in many disciplines. They also provide inspiration for her songs, theatre shows and life lessons. What drives this rocking researcher?

Archival research, which student of history has not done it? Many of us have spent days in brick buildings with artificial lights, staring at ancient documents with unreadable handwritten texts, hoping to find something that is useful. To some, this may sound dreadful, but to us? We love this stuff!…

Computer scientist Bas van Stein conducted research at Tata Steel and BMW on how their production processes could be streamlined and optimised on the basis of data. As part of his research he developed some innovative products. PhD defence 20 September.

International prosecutors, for instance at the International Criminal Court in The Hague, investigate particularly serious crimes such as genocide. They decide, among other things, whether or not to prosecute. PhD candidate Cale Davis investigated how prosecutors come to such decisions and will defend…

I am an associate professor in health psychology here at the Faculty of Social and Behavioural Sciences. My main line of work is health behaviour and behaviour change, so trying to understand why people do what they do including clearly unhealthy things. I have done a lot of work on personal goals and…

The project has been done in the Quantum Matter Optics under the supervision of Dr.ir. Sense Jan van der Molen and Dr. Johannes Jobst. The title of the presentation is:

The project has been done in the Quantum Optics group under the supervision of Dr. Jan Willem Dalhuisen. The title of the presentation is: ''Hopfions in curved spacetime.

The project has been done in the Quantum Matter Optics group under the supervision of Prof. dr. Tjerk Oosterkamp and Dr. L. Bossoni. The title of the presentation is:

The project has been done in the Mechanical Metamaterials group under the supervision of Prof.dr. Martin van Hecke and MSc Anne Meeussen . The title of the presentation is: ''Elastic Moduli of Smooth and Corrugated Thin Silicone Rubber Sheets.

The project has been done in the Organization and Dynamic Chromatin group under the supervision of Prof. dr.ir. S.J.T. van Noort. The title of the presentation is: ''Structural changes induced by variation of linker DNA length.

The project has been done in the Quantum Matter Optics group under the supervision of Dr. Wolfgang Löffler and Prof.dr. Carlo Beenakker. The title of the presentation is:

The project has been done in the Dirk Bouwmeester Lab under the supervision of Dr. Wolfgang Loeffler, Dr. Michiel de Dood and Frank Buters. The title of the presentation is:“A membrane-in-the-middle device for optomechanics.

Jacques J. M. van Gent (8 June 1932 - 26 March 2021) was director of Leiden University Library from 1983 to 1993. He was librarian in a time of transition and, as director, was able to benefit from the new library building on the Witte Singel. Van Gent was a very different kind of manager from his predecessor,…

The latest issue of NTT Journal for Theology and the Study of Religion debates dr. Markus Altena Davidsen’s vision for the future of religious studies in the Netherlands. Comparison, theory formation, and valorization are among the elements that Davidsen urges scholars of religion to prioritize in order…

An event where students came together to discuss the impact of AI on healthcare. Jurren de Groot and Yuxuan Zhu, master's students in Artificial Intelligence, took up the debate. They participated in SimuVaction, an event that brings students worldwide together in Atlanta to simulate an initiative of…

Starting this academic year (2016-2017) Maartje van der Woude, Professor of Sociology of Law at the Van Vollenhoven Institute will organize the Leiden Socio-Legal Series (LSLS).

When Daan van Esch, master’s student in Chinese Studies, travelled through China last summer, he noticed that he often did not understand what the inhabitants of the different villages and cities were talking about. There turned out to be huge differences within the language. He decided to map this…

The CRITTERS exhibition in Naturalis Biodiversity Center lets artists and researchers look for a connection between technology and natural organisms.

With a trip through the Netherlands, the preparations for the graduation of the Master Cyber Security had already started weeks ago. The apotheosis took place on Thursday, the 11th of February. A report of a digital graduation ceremony.

Voor deze use case zoeken wij een gebruiker die voor onderzoeksdoeleinden interesse heeft in de auteursrechtelijk beschermde collectie van de KB en ons kan helpen met het opstellen door wensen, noden en ervaringen te delen.

How can mentors and social workers foster the vocational identity of at-risk youth and improve their prospects? This is the subject of Rineke Keijzer-Groot's thesis. She is a dual PhD candidate at ICLON and Dual PhD Centre. Defence on 18 November.

On Monday 11 December, human rights activist Ms. Wai Wai Nu will deliver the seventh Raymond and Beverly Sackler Distinguished Lecture on Human Rights at Leiden Law School. This events marks the annual celebration of International Human Rights Day, which was proclaimed in 1950 by the United Nations…

From November 4 to 10, the exposition CRITTERS will be exhibited in Naturalis Biodiversity Center during Beyond Human Festival. In CRITTERS artists and researchers are looking for a connection between technology and natural organisms. When does technology become a natural being? And when we examine…

Opening ceremony Advanced Master programmes

On Tuesday, the 16th of May, the Faculty of Archaeology put a festive end to the 25th year celebrations. The programme included a dedication of our largest meeting room, the sealing and burying of a time capsule, and a BBQ.