On 31 January 2020, the United Kingdom officially left the European Union. New regulations, agreed upon by both parties took effect on 1 January 2021. What impact did Brexit have politically? Do British and European citizens now have different opinions of one another? And why did the Brits want to leave…

Research

An organisation the size of Leiden University requires careful internal communication.

In the Netherlands, children attend school from the age of 4 and are legally required to do so from the age of 5. Elementary school, or primary education (basisschool), lasts 8 years.

In September 2013 I moved to Leiden from the UK to take up the position of Assistant Professor covering politics and international relations on the BA Russian Studies and International Studies programmes and the MA Russian and Eurasian Studies.

Not only dark matter, but also ordinary matter and dark energy are tracked in the largest ever cosmological computer simulation ever. In the FLAMINGO simulations, you can see virtual galaxies and clusters of galaxies emerging over the course of billions of years. This is no easy task: with more than…

An international team of astronomers led by Ardjan Sturm of the Observatory has made the first two-dimensional inventory of ice in a planet-forming disk of dust and gas surrounding a young star. The researches, including Melissa McClure, used the James Webb Space Telescope and publish their findings…

PhD defence

Arco Timmermans, Bijzonder Hoogleraar Public Affairs, sprak deze week in het BNR Lobbypanel over verschillende lobbys, de lobby voor de kortere zomervakantie met een langere kerstvakantie en de lobby voor de stop van het steunen van het openbare vervoer.

Could water be present in planet-forming disks before the formation of rocky planets? The James Webb Space Telescope may have found evidence for that. Webb has for the first time observed water in the inner disc around young star where at greater distance, giant planets have already formed. The research…

Helma de Jong

The Leiden archaeologist Harold Berghuis was closely involved in archaeological discoveries off the coast of Java. Skull fragments and other fossil remains provide new insights into the world of Homo erectus. The discovery was the subject of numerous news reports.

The description of a painting directly affects how children look at that artwork. This was discovered by psychologist Francesco Walker in the Rijksmuseum. Another finding presented in his article in Nature - Scientific Reports is that giving children information intended for adults has the same effect…

The ‘University of the Netherlands’ is a series of lectures in which academics address topics based on their expertise. In the latest instalment, cultural historian Simon Willmetts discusses how intelligence services operate and what has changed since 9/11.

On Friday 20 May, from 1 p.m. to 6 p.m., approximately sixty lecturers met at the Faculty Club for the 2022 Education Showcase.

Are you looking for some listening material for the upcoming long weekend? Staff members and alumni of the Faculty of Humanities have been creating various podcasts over the last few months. A selection is shown here:

Leiden University and Stadslab Leiden invite you to improve the Leiden and The Hague environment with 450 extra trees – a living reminder of 450 years since the Relief of Leiden and the foundation of Leiden University.

From Persia and Arabia to North Africa: as early as the nineteenth century, there were Dutch people who used the camera themselves in various regions of the Middle East.

The supermassive black hole at the center of the Circinus galaxy is being fed with gas by two spiral arms. This is what PhD candidate Wout Goesaert discovered. But only a small percentage disappears into the black hole, the rest is ejected.

A team of international researchers led by Tomas Stolker in the Netherlands has imaged a young gas giant exoplanet near a 12-million-year-old star. The planet is orbiting a star at which planet formation has finished, while the same-aged companion star still has a planet-forming disk. The researchers…

In the disk surrounding the young star WISPIT 2, not one but two planets are taking shape. Leiden PhD candidate Richelle van Capelleveen played a key role in this discovery, providing a rare glimpse into the early stages of planetary system formation.

Adults are more likely to reoffend after a short prison sentence than comparable adults with a non-custodial sentence, Leiden University research shows. This is true for the likelihood and extent of repeat crime.

Lecture, Ancient History Research Seminar

Associate professor Salvador Santino Regilme spoke in various media outlets about the tensions between the United States and Venezuela.

Sufyan Al Karaimeh, a guest researcher at the Faculty of Archaeology, is currently involved in the Aerial Archaeology in Jordan (AAJ) Project. Over the past 25 years, the individuals involved in this project have not only compiled an expansive collection of photographs but have also helped discover…

Workshops, tours, talks, music, an AI photobooth, interviews, a special poem and the launch of the LUF Children’s Fund. Alumni celebrated their alma mater’s 450th birthday in style on Saturday at the massively oversubscribed Dies Natalis Festival.

Give organisms like plants and animals the freedom to move, interact and meet their own needs, and they will thrive on their own, says Professor Geert de Snoo. Our interference often ends up doing more harm than good.

The nominees for the IRO Thesis Prize 2024 and the Prof. Dr. J.Th.J. van den Berg-prijs 2024. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

Researchers need to work in specialized environments when they work with dangerous bacteria and viruses. These microbes spread easily, so only in labs with a high biosafety levels they can be studied. Unfortunately, to look at the microbes properly, expensive microscopes are needed that are not always…

Astronomers have captured a new deep field of Pandora's Cluster (Abell 2744) with the James Webb Space Telescope. The images show never-before-seen details. The results are described in four scientific papers. Leiden astronomers Marijn Franx and Mariska Kriek collaborated on the study. 'This opens a…

The Netherlands has gained a third commentary on the Constitution – with Leiden as its home base. The first copy of Een nieuw commentaar op de Grondwet (A new commentary on the Constitution) (published by Boom Amsterdam) was presented to Prime Minister Mark Rutte in the Torentje last week.

Working in a laboratory is different from working in an office. Some of the rules that apply when working in or around a laboratory are given below.

Personal development, Working effectively

Walter Gam Nkwi is lecturer at the Institute for History, University of Leiden since 1 September 2019. He also lectures at the Den Haag campus. Walter introduces himself below.

Conference, D&I Event

Jus post bellum, the body of laws and norms governing the transition from armed conflict to peace, has emerged as a crucial issue for international law scholars, governments, and all concerned with building a just and sustainable peace. The Jus Post Bellum Project, funded by the NWO and hosted by the…

In a recent study, Dr. Moji Aghajani and colleagues show that adolescents with a severe form of Conduct Disorder (CD) -with limited prosocial emotions- require an unusually large amount of brain capacity to read emotional faces. These effects were found in comparison to CD youth without limited prosocial…

The Indonesian government has been trying to enforce marriage and divorce laws for some time. These efforts are encountering resistance from both local communities and the Indonesian Supreme Court. PhD candidate Al Farabi investigated where this resistance comes from.

In a new article in the journal Scientific Reports, Leiden archaeologist Wei Chu and colleagues report on recent excavations in Western Romania at the site of Româneşti, one of the most important sites in southeastern Europe associated with the earliest Homo sapiens. The site gives an important glimpse…

Professor Nira Wickramasinghe will research forgotten lineages with an NWO Open Competition grant, in particular the afterlife of Dutch slavery in the Indian Ocean World.

The mission in Uruzgan Province in Afghanistan was a formative experience for Dutch soldiers in which many lessons were learned. But most of those lessons have already been forgotten.

Many people were using social media to follow last weekend’s march on Moscow by the Wagner mercenaries. And they weren’t the only ones: intelligence services were also watching with great interest. What kind of information do they obtain from social media and what are the advantages and disadvantage…

The Hague Program on International Cyber Security focuses on the various modes of governance that states and other actors can bring into play to deal with and shape the strategic challenges in the digital environment. This years conference focused on international cyber security and the role of the…

Bernhard Rieger recently joined the Institute for History as our new Professor of European History. He introduces himself.

Three PhD candidates from the Faculty of Humanities have successfully applied for funding from NWO for new PhD candidates. The three upcoming researchers will receive funding from the PhDs in Humanities programme. With the funding, NWO wants to boost the recruitment and advancement of young talent in…

A delegation from the University of Edinburgh recently visited Leiden University to deepen their collaboration. What makes Edinburgh such an attractive partner?

What was life like for people with disabilities in the Middle Ages? University lecturer Krista Milne delved into medieval manuscripts and found more than thirty images of assistance dogs of all shapes and sizes. Now, a Vidi grant is enabling her to expand her research to include the question of what…

Buried beneath a Suffolk forest, archaeologists have uncovered the earliest known human-made fire. A fire that was sparked 400,000 years ago. This stunning UK discovery may rewrite our evolutionary story, potentially pushing fire-making back by more than 350,000 years.

A widely publicized research article in Nature Metabolism by scientist from the University of Pittsburgh, suggests a high protein diet which is popular among for instance fitness enthusiasts, may be harmful to the cardiovascular system. National media outlets such as NRC Handelsdagblad and NPO 1 Radio…