Leiden prof. emeritus Grzegorz Rozenberg is honoured with the first life time award in formal languages, a research area of theoretical computer science. During a small ceremony at his house, he received a statue that was specially made for the occasion.

China’s booming aquaculture industry is increasingly dependent on fishmeal made from wild-caught fish, a practice that depletes wild fish stocks. A new study conducted by institutions including Leiden University and Stanford offers a more sustainable path. The study appeared in the journal Science on…

Natashe Lemos Dekker addresses the experiences of family members of people with dementia as they expressed their sense of gradually losing the person with dementia in the article 'Anticipatory Grief in Dementia: An Ethnographic Study of Loss and Connection' published in Culture, Medicine, and Psychi…

BioSolar Cells is a five-year research project in which ten knowledge institutions and 45 private industries work together.

Our world may seem unpredictable and uncertain, especially when others are involved. When interacting with others, we cannot know for sure what they may be thinking or planning to do, but we do a good job guessing. This may not be so easy for everyone…

A devastating tsunami engulfed large coastal areas in Asia and East Africa in 2004. With over 170,000 dead, the Indonesian province of Aceh was hardest hit. The survivors proved to be remarkably resilient as they returned to everyday life. Anthropologist Annemarie Samuels went to live in Aceh, and has…

A child who receives fewer nutrients in the womb than their identical twin brother or sister is more likely to have developmental problems later in life. This is what researchers from the Leiden University Medical Center (LUMC) write in The Lancet Child & Adolescent Health. This study shows that unfavourable…

The National Chamber of Student Associations (LKvV) launched a coronavirus campaign today: ‘That’s why.’ The campaign was launched together with Ingrid van Engelshoven, Minister of Education. The aim of this national campaign is to get students to follow the coronavirus rules. The virus is still spreading…

Having a chronic somatic condition can result in a variety of impairments in patients’ daily lives, including not only physical complaints such as pain, itch, and fatigue, but also problems of negative mood and impairments in social relationships. Next to disease characteristics, individual difference…

The ‘Stans Prize 2017' (for the best thesis, report or article produced by a CML student) has been awarded to Davide De Mauro. Other CML prizes were awarded to Jeroen Guinee, Reinout Heijungs, Martina Vijver, Willie Peijnenburg en Kevin Groen

Political scientist Luzia Helfer (Leiden University) empirically tested claims about media-politics relatiopns using unique data from experimental studies with elected politicians and political journalists in Switzerland and the Netherlands.

We study cell-fate decision-making using embryonic stem cells as a model system. Stem cells integrate a large number of cues to direct their development into a great variety of cell types.

Statistical distributions in LCA and converting between different representations of these distributions.

Welcome to StatiCS: the Statistical Consultation Service. The goal of the service is to provide statistical support to PhD candidates and other researchers.

Inaugural lecture

With the What's Next? series we hope to inspire current Media Technology MSc students, show the variety of paths taken after the studies, and bring together alumni. Editions of the series are generally organized around a particular theme by Media Technology MSc students themselves, and followed by social…

With the What's Next? series we hope to inspire current Media Technology MSc students, show the variety of paths taken after the studies, and bring together alumni. Editions of the series are generally organized around a particular theme by Media Technology MSc students themselves, and followed by social…

With the What's Next? series we hope to inspire current Media Technology MSc students, show the variety of paths taken after the studies, and bring together alumni. Editions of the series are generally organized around a particular theme by Media Technology MSc students themselves, and followed by social…

At the Faculty of Science, forty per cent of the employees are of a non-Dutch nationality. Amongst PhDs that is even sixty per cent. How are they doing in a time of working at home in a different culture, when travelling is not possible? Clinical pharmacologist Lu Chen is the third in this series to…

The D66 proposed bill on Ending Life with Dignity is inadequately substantiated and contains contradictions. This is the view expressed by Professor of Political Philosophy Paul Nieuwenburg in his inaugural lecture on 17 March.

Didactics

PhD defence

Fish populations in lakes and rivers have declined in recent decades. This is probably due to light and noise pollution. The Horizon Europe grant enables ecologist Hans Slabbekoorn to investigate this and improve the situation for migrating fish. In order to do so, a seven-metre-long swimming tunnel…

The life of a students is not always easy and many students find it difficult to share their problems with each other. For that reason, the study advisers and coordinators of studies of Campus The Hague organise the symposium OpenUp!. This event was awarded with the Van Bergen Prize.

Single-celled organisms have stiffer DNA than multicellular lifeforms like humans and rice. Theoretical physicists managed to simulate the folding in full genomes for the first time to reach this conclusion. Publication in Biophysical Journal on February 7.

If there is life outside our galaxy, how could we find it? In his Oort Lecture, James Kasting talks about his search for simple life on other planets. Kasting was in the Netherlands for two weeks, because he was invited as the Oort Professor 2018.

Using musical cues to learn a physical task significantly develops an important part of the brain, according to a new study co-authored by Leiden psychologist Rebecca Schaefer. The results are published in the journal Brain & Cognition.

Do you want to be successful at stopping smoking? If so, the main thing is that you should see yourself as a non-smoker. Psychologist Eline Meijer has discovered that smokers who are unable to do this are more likely to resume smoking. This is more common among smokers from a lower socio-economic background.…

As a psychologist and pilot, Bert Busscher is interested in the phenomenon often termed as fear of flying. Busscher discovered that the heart rate of a person undergoing a therapeutic flight shows how much they still suffer from fear of flying. The post-flight heart rate can even predict whether the…

How to deal with the most challenging design question of your life: what do I want to be when I grow up? The ‘Designing Your Life’ method teaches students how to craft their own future. The project will start next academic year, thanks to a Comenius grant. ‘Everyone interested should be able to borrow…

With 8.9 million euros from the Danish National Research Foundation, Aarhus University and Leiden Observatory will establish the Center for Interstellar Catalysis. The centre is led by Aarhus professor Liv Hornekær and aims to find out how and when the building blocks of life formed in the Universe.…

CML grants three Stans Awards each year, known as the best PhD paper, best student thesis and best outreach from the past year. The CML staff nominated students and colleagues and this year’s jury Helias Udo De Haes and Gjalt Huppes made the final decision.

Getting motivation, courage and tools to find a job that will help you tackle the climate crisis: it is at the heart of the course ‘Designing Your Career as a Climate Changemaker’. With their final presentations, the students conclude this climate-specific skills module within the Designing Your Life…

With its FestivOWL theme, Orientation Week Leiden (OWL) promises to be one big festival for new international students in Leiden.

Due to the increasing resistance to certain antibiotics, the life-threatening condition sepsis is becoming harder to treat. For her PhD project, Leiden pharmacologist Feiyan Liu used mathematical modeling to find out how antibiotics can be used more effectively to cure sepsis.

Observations made with the ALMA telescope in Chile and ESA’s Rosetta mission, have detected the faint molecular fingerprint of methyl chloride in gas, a chemical commonly produced by industrial biological processes on Earth, around both an infant star and a comet. Methyl chloride, also known as Freon-40,…

The goal of hit discovery is to identify suitable chemical starting points to modulate a drug target. A hit can be, a.o., a small molecule, a protein or mRNA. Hit identification is performed via rational design, genome mining, (targeted) library screening, or in silico approaches.

Looking for ways to travel more sustainably once you've reached your destination? Here, we offer some ideas and helpful links to guide you in becoming a more responsible tourist. Ecotourism, defined as "responsible travel to natural areas that conserves the environment, sustains the well-being of…

An international team led by Leiden astronomers has discovered diverse ices in the darkest, coldest regions of a molecular cloud. To do so, they used the James Webb Space Telescope. This discovery allows astronomers to examine the simple icy molecules that will be incorporated into future exoplanets,…

On 11 and 12 September 2025, a conference will take place at the KU Leuven, titled: "Canonical Life in Western Europe in the Long Tenth Century: Reforms, Identities and Intellectual Networks (Late Ninth Century - c. 1050)." The organisers invite paper proposals of max. 400 words in English or French,…

Twenty years from now, the world population is estimated to be around 9 billion people (now 8 billion). In combination with the improvements in living standards and the corresponding growth in consumption, this population will result in an enormous increase in the demand for food, consumables, water…

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.

We aim to provide new insights relating to the spectacular multi-cellular life cycle of streptomycetes and other actinobacteria.

Shortly before Remembrance Day, a new film was launched about the life and legacy of Ben Telders. Telders was professor of Dutch Law at Leiden University at the start of the Second World War; he was imprisoned in a concentration camp on account of of his protest against the Nazis.

Young people spend a lot of their time online. Even so, we still know very little about how this intensive use of social media influences their development. Brain researcher and Spinoza Prize winner Eveline Crone from Leiden University and media psychologist Elly Konijn (VU) describes what the research…

Professor Kees Waaldijk presented the report on the LawsAndFamilies Database to Pearl Dykstra, member of the High Level Group of Scientific Advisors of the European Commission on 25 April. This comparative study shows that in European countries same-sex partners are increasingly gaining equal rights.…

This book project explores the changing dynamics of marriage and family life in postwar Japan based on an examination of the life histories of single mothers.

Most students do not have to deal with death on a daily basis. A Bachelor Honours Class about this specific topic seems to be a special experience: the discussions about end-of-life care are tough, and students are broken out of their comfort zone. They nevertheless agree upon one thing: these are all…