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Ecologist Sebastiaan Grosscurt became a successful wildlife journalist after graduating. But he decided to focus on science instead. He started his PhD research this year on the cumulative effect of light and noise pollution on animal behaviour.

Om de weg te vinden letten sommige mensen op de omgeving, anderen onthouden waar ze links of rechts af moeten slaan. Mensen met Niet Aangeboren Hersenletsel (NAH) rapporteren navigatieproblemen. Om opnieuw te leren navigeren heeft neurowetenschapper Milan van der Kuil als revalidatietherapie een serious…

Registering your hypothesis and analysis plan online before starting your study – why should researchers bother? Henk van Steenbergen, a researcher in cognitive psychology, decided to give it a try. 'I used it as an exercise in open science.'

On 14 May, curator and professor Ruurd Halbertsma will be leaving the National Museum of Antiquities (RMO) after forty years of dedicated service. In fact, it will be a double farewell: Venusval (‘Venus trap’), the last part of his trilogy about Tjalling Kingma, the fictional curator of the classical…

The field of leadership suffers from ‘adjectivism’, says Professor Ben Kuipers. He immediately caveats this by saying that he too is going furnish the word leadership with an adjective: ‘Public’. But the goal here is to view leadership in a different light in his new role as Professor of Public Lead…

How ethical are lobbyists? On the Night of the Lobbyist on 23 January, academics and practitioners will come together to discuss lobbying and democracy. We asked associate professor of public administration Toon Kerkhoff five questions about the world of lobbying and integrity.

Quantum technology, statistics and a survey with memes: definitely not your everyday research. Julia Cramer (Leiden Institute of Physics) and Sanne Willems (Institute of Psychology) investigate how people perceive quantum.

Forest degradation has limited the Orang Rimba's access to forest resources. As a result, they've had to make significant cultural modifications and adaptations. Ekoningtyas Margu Wardani explains in her PhD dissertation these transformation processes among Contemporary Indonesian Hunter-Gatherers through…

Hydrogen can help to solve the climate problem. At least, if we start producing it in the right, clean way. Leiden researchers mapped out the global environmental impact of hydrogen production and looked ahead to 2050. They published their work in Energy & Environmental Science.

Hanne Cuyckens and Daan Weggemans have been appointed Teaching Fellow and Member of the Leiden Teachers' Academy (LTA) from 1 September 2023.

Han Meyer, Carola Hein, Paul van de Laar and Sabine Luning, argue that in the current moment of major crises these ship channels necessitate radical reconsideration.

On Friday 9 July 2021 the graduation of the two-year Advanced MSc International Relations and Diplomacy (MIRD) programme took place in the Academy Building in Leiden. The ceremony was opened by Professor Madeleine Hosli.

By chance, computer scientist Hans-Dieter Hiep (Leiden Institute of Advanced Computer Science and Centrum Wiskunde & Informatica) discovered a ‘gaping hole’ in a widely used method for evaluating software security. Hiep patched the hole, causing quite a stir in his field. 'It’s not pleasant when a PhD…

The first results of the National Student Survey (Nationale Studenten Enquête: NSE) reveal that students at Leiden University are satisfied with their study programme.

The perception of the Middle East is riddled with stereotypes that have had dire consequences on its people. What is myth and what is reality? How did these stereotypes come about? What consequences have they had? All of these questions and more are answered within this reading list.

While all European nations have condemned the Russian invasion of Ukraine, there is one country Russia can still count on: Belarus. Russia even used its territory as a stepping stone for the invasion. We spoke with Matthew Frear, Assistant Professor and expert on contemporary Belarus, to shed light…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Vivian van der Linde completed her masters Crisis & Security Management in the summer of 2020 by writing a thesis on Dieselgate. Freshly graduated, she felt she wanted to do more with her research. But how do you go about that, having just finished studying? Together with her thesis supervisor Wouter Jong…

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…

One discovered that arteriosclerosis resembles an autoimmune disease, while the other developed a system to aid in the search for new medications. For these achievements, Marie Depuydt and Jurren de Groot were awarded the Krijn Rietveld Memorial Innovation Award on the evening of Tuesday 4 June.

Smiling faces, sweltering heat and a record-breaking donation – that was the Leiden Science Run 2025. On Saturday 21 June, the Leiden Bio Science Park turned bright orange as enthusiastic runners completed 4.5 kilometres to support research for vulnerable children.

Wearing All Stars and ‘just’ a pair of jeans, with a backpack slung over his shoulder. It was an informal Friday afternoon with Mark Rutte, NATO Secretary General, at Wijnhaven. Perched on a desk, he took questions from students in the audience.

In zoos, at festivals and in a mobile lab at the market: everywhere, Mariska Kret tries to understand human and animal emotions with her distinctive behavioural research. Now she has received the Mercator Sapiens Stimulus of €1 million for her efforts.

With the red flag flying proudly on the Academy Building (Leiden University was on strike for the first time in its history!), the farewell event for former dean Mark Rutgers was held in the Telders Auditorium. After eight years, he has passed the baton to the interim dean, Henk te Velde.

The members of the Duivelsei student association are games mad, be it computer or board games. Game of the Goose and Ludo have fallen out of favour. The students prefer more-challenging board games or online gaming instead. ‘You can be yourself here.’

Laura Kamsma (31) has been coordinating the International Office (IO) of FGGA for a few months now. An introduction to the ambitious Nijmegen native, who has set herself the goal of making the International Office more visible: 'Knock on our door if you have an internationalisation issue. Now you can…

Researchers from the Leiden University Medical Center (LUMC) have successfully used stem cell gene therapy to treat a baby with the severe congenital immune disorder SCID. An important milestone: it is the first time stem cell gene therapy of Dutch origin has been administered to a patient, and also…

After the summer, the SPSS statistics programme will be replaced by the new ‘R’ software for first year students. Hemmo Smit and Sjoerd Huisman, both lecturers in Methodology and Statistics, initiated this major change in the curriculum. That did not happen overnight.

Everyone has been watching the attack on Ukraine, a war on the European continent, with a sense of foreboding. It will bring devastation, loss, suffering and worry and it raises questions. With these words, Rector Magnificus Hester Bijl opened the meeting on the war in Ukraine at Wijnhaven on Thursday…

The Leiden Faculty of Archaeology is an institution of international renown. Frequently, researchers from other places of learning visit the faculty to broaden and deepen their own expertise. Currently, the Laboratory for Human Osteoarchaeology is hosting two scholars from Egypt, Samar Abudahab and…

It is one of the most talked-about subjects right now: how do we eradicate sexual harassment and violence? Alumnus Femke Eisma is the spokesperson for Mariëtte Hamer, the government commissioner tasked with tackling this persistent social problem. Eisma studied the Dutch language at Leiden. How is her…

3 October University has become something of a tradition: a bit of science among the Leidens Ontzet celebrations. During the new and improved edition, the WetenschapsWarenMarkt (Science Market), visitors spoke to researchers about the nitrogen problem, making organs and the city’s connections with A…

Making learning material come alive and convey it in the best possible way: that is the aim of education developer Wybrigje de Vries of the Science Teacher Support Desk. Together with university lecturer Edgar Blokhuis, she developed the online module ‘Error Assessment’ for first-year LST bachelor students.…

The latest innovation in the field of urban mobility could soon be buzzing over our heads. For some, it’s a science fiction dream come true. For others, however, it’s an unwelcome intrusion. ‘It has the potential to be a major development.’

The Education Information Centre (OIC) plays a key role in organising the teaching and education provided at our faculty. But what does this department do, how can it help you and what are its plans over the coming period? We spoke to Stephanie Petitjean (OIC Administration Manager) and Marlijn Martens…

Cognitive decline and anxiety in Parkinson’s disease are often only recognised at a late stage, in spite of their great impact. Research by Marit Ruitenberg focuses on new tests and methods to show up these symptoms earlier and make them more specific.

The importance of science communication and cross-boundary collaboration, and the ‘mantra’ of diminishing social cohesion in society: these all came up at Leiden University’s 448th Dies Natalis. A panel discussion including Leiden’s mayor Lenferink, music and two honorary doctorates completed the special…

‘Intelligence and security services need to adapt urgently to their constantly changing environment,’ says Professor by Special Appointment Bas Rietjens.

Research Master’s students in Archaeology Rosa Seepma and Aida Tadesse received an Incentive Prize from the Dutch Association for Physical Anthropology (NVFA). They were awarded this honor for their ongoing study on the human osteology collection at the Allard Pierson Museum.

As part of the celebrations around the 25th birthday of the Faculty of Archaeology, a panel discussion on the future of archaeology was organised on December 13th. For this discussion an international panel of scholars was invited to give their perspective and enter into conversation with our Faculty…

When you think of political philosophy, you think of Immanuel Kant, Georg Hegel and Johann Fichte. Both philosophers are considered great representatives of German idealism. University lecturer in Continental Philosophy Marie Louise Krogh has received a Veni subsidy to delve deeper into the German idealists…

‘What if we switch off all the lights one evening? That idea crossed my mind from time to time. And when I mentioned it to a taxi driver one day, he said: “Oh, you mean: lights out, stars on!” That’s not completely true, of course, because the stars are always on, but his phrase summed up the idea n…

In the ‘Educatips’ column, psychology lecturers share their valuable insights about lecturing. This month: Franz Wurm is developing entrepreneurship workshops together with PLNT for master’s students of Clinical Psychology. ‘We want to teach students to develop from passive consumers to become active…

Campus The Hague gained a new facility. On Thursday 17 February, POPcorner was opened, helping students find their way during their studies and within the university buildings.