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…

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.

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…

In the context of growing political polarisation, the spread of misinformation, and increases in incivility and intolerance, how can Twitter assess and improve the quality of its conversations? To address this question, an interdisciplinary team of researchers from Leiden University, Syracuse University,…

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.

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…

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…

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.

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.

Where in the model of contemporary art, which can be described as a hybrid and joint undertaking between artists, institutions, curators, theory and discursivity, is the actual 'object' of art located and generated? Where and by whom and in what configuration of positions is it produced? Who or what…

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.

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 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.

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…

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…

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.

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

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.

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.

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…

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…

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.

Danique Reidsma, student Economics, Policy and Management (EBM) at Leiden University, recently gave a presentation at a symposium of the Dutch Association of Social Security (NGSZ) in The Hague. She presented her own research around the question of whether eHealth can help to keep health care expenditure…

On 11-13 November, Dr. Joris Larik, Assistant Professor for Comparative, EU, and International Law at LUC The Hague, took part in the inaugural Paris Peace Forum. The Forum is a new annual gathering focused on tackling global challenges through international cooperation launched by French President…

Ross Gildea has won the Institute of Political Science Research Master Thesis Prize 2016. ‘The Political Psychology of Humanitarian Issue (Non-)Adoption in International Politics’ is the crowning achievement of Gildea’s work as a MSc student. The thesis, according to the jury, stands out as a ‘fine…

Paul Behrens (Leiden University) and Matthew Hayek (New York University) have responded to an FAO report on livestock pathways which misrepresented the potential for dietary change to reduce emissions from the food system. The authors have sent a letter to the FAO calling for an urgent retraction on…

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 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.

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 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:

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?

Museum De Lakenhal issued an open call for creative solutions to the problem of growth addiction. From over 500 submissions, they selected 15 artworks for the exhibition 'If things grow wrong'. These include the creations of Leiden researchers Peter van der Putten and Evert Jan van Leeuwen.

How do galaxies form? That is what astronomer Mariska Kriek will be researching in the coming years. She received an NWO Vici grant of 1.5 million euros to study galaxies in the early universe. ‘This research uses new and unprecedented observations from the James Webb Space Telescope (JWST). These allow…

Many an archaeologist, at some point in their career, is asked what type of dinosaur they discovered. Instead of once again patiently explaining that we do not do dinosaurs, the Faculty Board has now decided to listen to society’s call. ‘It is clear that the general public feels that dinosaurs are relevant…

The 1st CIGR meeting was held on March 30, 2021, with talks by representatives of all participating groups.

The American magazine WIRED recently published an article on ‘quantum-safe public key encryption’.

PhD defence

PhD defence