‘A challenging rollercoaster, but also a very bonding and insightful experience,’ that’s how the team of iGEM Leiden 2022 wraps up their participation in the iGEM contest. The contest for synthetic biology climaxed during the Grand Jamboree in Paris. The team ended up in the top 10 of over 360 teams…

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…

What are the environmental trade-offs for SMEs considering moving from monoculture aquaculture practice towards IMTA? What are the environmental trade-offs comparing IMTA species with their conventional monoculture alternatives?

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,…

Most of us know that Venice, Genoa, and Florence were major Mediterranean powers during the Renaissance. But did you know that in terms of trade and sea power, Barcelona was probably more powerful than two of these three?

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.…

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…

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…

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.

NWO-funded audiovisual research into the experiences of migrants during major life events has culminated in new insights that can further our understanding of complex migration dynamics. The completion of this five-year project was marked with a roundtable event including international guests.

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,…

Together with physiotherapist and lifestyle therapist Jaap Wonders of SMC Rijnland, Helen Pluut conducted research during the first COVID-19 wave on the experiences of working people. The reason for the research was the compulsory situation of working from home many people found themselves in. One of…

Freshwater biodiversity has been threatened by eutrophication due to excessive nutrients in the environment. Releasing the freshwater species from such pressures requires efforts from industry and manufacturers to avoid emissions to vulnerable and high-risk regions.

Leiden Professor of Astronomy Mike Garrett is searching for signs of extraterrestrial intelligence. In his Kaiser lecture on 23 April he will discuss how far science has progressed in this quest.

James Webb life’s building blocks

Marieke Liem wrote a contribution for DJIzien, a magazine published by the Dutch Custodial Institutions Agency (Ministry of Justice and Security), about her meetings with long-term prisoners. ‘For my research on long-term prisoners I made numerous visits to Dutch prisons. During these visits, I came…

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,…

Coen van Hasselt’s pharmacology group collaborated on a study recently published in the renowned Lancet Infectious Diseases. The international team mapped the antibiotic treatment of the life-threatening inflammatory reaction sepsis in newborn babies. They did this for low- and middle-income countries,…

Geriatrics needs to radically change. This is what Simon Mooijaart will say in his inaugural lecture.

How did people experience Islam on a day-to-day basis in the early centuries of Islam? That's where the papyri come in, says professor of Arabic Petra Sijpesteijn in the fourth video of the Leiden | Islam interview series.

An investigation by Dutch news site RTL Nieuws reveals that an error at the Regional Institute for Juvenile Outpatient Mental Healthcare (Jeugdriagg), has led to the files of children, many with serious psychological problems, being leaked.

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.

Wednesday afternoon April 10th the 2nd edition of the Campus The Hague Career Event took place, organised by Career Service. More than 500 students and recent graduates from three faculties were in Wijnhaven to attend workshops and to network with employers.

Leiden’s beadle, Willem van Beelen, is retiring on 29 February. How does he look back on his career and what do those in the know have to say about him?

What are the life-cycle environmental impacts and risks to human health and ecosystems of a III-V/Si PV system? How can these be expected to change when the system is deployed at industrial scale? What are the most favourable recycling scenarios?

How can prospective LCA be streamlined in a way that its practical application in research and technology development increases?

The underwater world around present-day Indonesia has changed greatly in recent centuries as a result of human activity. University lecturer Johannes Müller has been awarded an NWO XS grant to map the history of the Indonesian ecosystems.

On Thursday the 15th of March, an exhibition displaying funerary masterpieces of Deir el-bersha was opened at the Egyptian museum on the occasion of 120 years of archaeological research at the site. The exhibit runs until 15 April.

This ethnographic exploration of anticipation published in the Journal of the Royal Anthropology Institute draws on fieldwork among people with dementia and their families in the Netherlands.

The European Union has awarded a COFUND grant to a consortium of researchers from the universities of Groningen, Leiden and Eindhoven for a collective fellowship programme called ‘oLife’. The 6 M€ programme, which is co-financed by the participating universities, will recruit and train 18 post-doctoral…

Dr Alex Geurds was elected as a Fellow for the Society of Antiquaries, a prestigious and old educational charity based in London. Established in 1707, the society aims at the encouragement and advancement of the study and knowledge of the antiquities.

The life cycle of comets near the star Beta Pictoris is similar to that of comets in our own solar system. This is the conclusion of a team of astronomers from the Netherlands, France and Brazil. It seems that, just like in our own solar system, there are fewer comets as the star gets older. The researchers,…

Christiaan Snouck Hurgronje (1857-1936) is known as an Islamologist, author of the book Mecca, administrator in the Dutch East Indies for the Dutch government and professor in Leiden. Wim van den Doel published a biography of Snouck Hurgronje in 2021. Recently, the translation of the biography in Bahasa…

It is not always easy for students to apply their academic knowledge in practice and get acquainted with the work environment of professional public organisations. Public organisations may struggle in turn to successfully address leadership challenges in their current way of working.

On Friday 24 March, Prof. Amanda Perry-Kessaris (Kent Law School) will deliver the monthly Leiden Socio-Legal Lecture.

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…

Project LAWKI (Life As We Know It) by PhDArts candidate Roosje Klap (ARK) won a Gouden Kalf Award 2022 for the Best Digital Cultural Production.

A framework for prospective/ex-ante life cycle assessment (LCA) and ecological risk assessment (ERA) of emerging technologies is developed and applied to a case study of III-V/silicon photovoltaic panels.

In the near future, students of the LDE Bachelor Honours Programme Sustainability will take on real-life sustainability challenges. But first, the course ‘Fundamentals of Sustainability’ provides them with an environmental mode of thinking: “It allows you to focus on what is useful in practice.”

Monica den Boer, who has decades of experience within police and defence and was also active as a Member of Parliament (D66), has been appointed extraordinary professor of Police Studies.

Last year around 2,000 international students started a master’s degree at Leiden University. To make this possible, there are various grants that these students can apply for. One such grant is the LExS: the Leiden University Excellence Scholarship Programme. Three LExS students tell us about their…

Anna Loh is a third-year student of the BA in Arts, Media and Society. We spoke with Anna about what it’s like to write a thesis during COVID-19, Instagram selfies at the museum and growing up abroad.

It is the final stretch for the students of FGGA. Summer is approaching and they are working hard to complete everything before the summer holidays. We asked some of them how they look back at the academic year. ‘Being a mentor during HOP week is something I can recommend to everyone’

How do we deal with large sources of greenhouse gases? Do schools provide a socially-inclusive environment for all children? And how can we protect Earth’s nature? These questions have two things in common: they are complex global challenges, and data can help answer them. Mitra Baratchi is computer…

Claire Vergerio, political scientist at Leiden University, has been awarded a VENI grant by Dutch research organisation NWO. This will allow her to conduct an in-depth analysis of the legal rights and duties of non-state actors involved in warfare. The aim is to tackle some persistent blindspots in…

During last summer, the Faculty of Law offered an Honours Class about the theme 'Governing Crime and Migration'. Hillary Mellinger, one of the participating international students, tells us about her experiences.