Hydropower plants need not be disastrous for fishermen and nature. For that, we need to place new dams more strategically, but also modify or even remove some existing ones. Valerio Barbarossa and Rafael Schmitt showed that with a computer model of the Asian Mekong basin.

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.

Over hundreds of thousands of years, our region witnessed the comings and goings of various types of hominin. This depended on the temperature as ice ages alternated with warmer periods. In ‘De eerste mensen in de Lage Landen’ (‘The First Humans in the Low Countries’) Leiden archaeologists Yannick Raczynski-Henk…

Since April 2023 the current war in Sudan has brought larger death, destruction, and displacement than any other ongoing armed conflict on earth. And yet, international media coverage of the conflict remains limited.

The opening ceremony of the Olympic Games in Munich in 1972 made a big impression on Nicole Hoevertsz. I’m going to be there one day, the eight-year-old Nicole decided. Her passion for sport and her perseverance brought her further than the once so introvert Aruban had dared to hope. Her appointment…

For the first time, an international group of astronomers have seen the heat glow of two ice giant planets colliding. They could also observe the resultant dust cloud move in front of the parent star several years later. Led by Leiden astronomer Matthew Kenworthy, they monitored the star's brightness…

Professor Ton Liefaard has worked to improve the position of children since his academic career began.

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?

The left is gaining more and more ground on the political map of Latin America, with the elections in Colombia as the most recent example. But what’s behind this pull to the left? Professor of Modern Latin American History Patricio Silva talks about the current political situation in the region.

What do you get when you bring a percussionist and a trumpet player together in a project orchestra? A story full of passion, unique experiences and a healthy dose of enthusiasm. We spoke with Tommy and Jeroen, both staff members at ISGA, about their participation in the Leiden Canal Concert on Sunday…

What is the environmental impact of the fish on our plates? And is an electric car really more sustainable when we include the generation of electricity? Jeroen Guinée maps the environmental impact of products and technologies. He analyses them from raw material to waste disposal. He was appointed Professor…

A team of researchers from Young Academy and the Huygens ING/NL Lab has brought a three-century-old fragrance to life based on a recipe by Constantijn Huygens. The fragrance makes the past more tangible and can help people experience history differently.

On March 17, our dear colleague Jan Schmidt passed away after a fruitful and valuable life.

Thousands of first-year students and hundreds of mentors kicked off the EL CID on Monday morning. This year for the first time, the introduction week of Leiden University and Leiden University of Applied Sciences was also open for students of Regional Training Centre mboRijnland and the Leiden Instrument…

How do you move 3,000 fragile clay tablets that date back thousands of years? This was the challenge faced by staff from the Netherlands Institute for the Near East (NINO). After years of preparation, the Liagre Böhl collection has been moved on trolleys to its new home.

Fossil teeth can preserve remarkable information, much like a biological identity card with data about the lives of individuals tens of thousands of years ago. By analyzing teeth, a new study published in Science Advances reconstructed the life history of four straight-tusked elephants (Palaeoloxodon…

Magnets for electric cars and wind turbines contain only a small amount of the rare earth metal dysprosium. Yet, this metal is responsible for a large share of the environmental impact and costs, according to research by environmental scientists Stellina Samuel, Robert Istrate and René Kleijn.

The Dutch government wants to tighten the law on the right to protest on certain points. Laura Hanrath, a PhD Candidate at the Department of Constitutional and Administration Law, finds this ‘interesting’ as 97% of demonstrations here are peaceful and incident-free.

2024 was a remarkable and eventful year for the Faculty of Governance and Global Affairs. In this year overview, we look back month by month at the key events and developments.

Festival

Study support

Lecture

Exhibition, Student wellbeing

Book presentation

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Exhibition

On 11 March, pharmaceutical company Janssen received approval to launch its corona vaccine on the European market. This made Janssen the fourth company to be given the green light by the European Medicines Agency. As Lead of the Janssen Campus in the Netherlands, Biology alumnus Bart van Zijll Langhout…

As a strategy and international security specialist, Julien Bastrup-Birk (41) has advised both NATO and the United Nations Office on Drugs and Crime and worked at the UK Foreign and Defence ministries. Next week, he will defend his PhD on clandestine non-state power in the international system.

After 2.5 years as defence minister, it is time for Kajsa Ollongen to hand over the baton. In front of a packed audience, she gave her farewell speech at Leiden University in The Hague on Tuesday, which included personal lessons and memories, from sleeping on the ground with the prime minister to the…

Many primary school children suffer from anxiety and their numbers are increasing. Psychologists from the Knowledge Center Anxiety & Stress (KAS) are developing and researching preventive training.

The impact of a ceasefire shifts over the course of a conflict, as conflict party leaders learn more about each other’s military and political aspirations and adapt their use of ceasefires accordingly. That’s the key message of the dissertation of Valerie Sticher, PhD-candidate at the Faculty of Governance…

The Executive Board appointed Sanneke Kuipers as full professor effective January 1, 2022. Her chair is Crisis Governance. She combines this chair with her position as education director of ISGA, the Institute of Security and Global Affairs. A conversation about working 24/7 in crisis management, her…

Eleven lecturers from Leiden University have been awarded Comenius grants that will allow them to work with their teams on an innovation project within their own teaching. They have been awarded three grants of 100,000 euros within the Senior Fellows programme and four grants of 50,000 euros within…

Without academic freedom, we might not have antibiotics, nor a deep understanding of human behaviour. Literary criticism, climate models, and ecological restoration would be severely limited; just like ethical reflection on artificial intelligence, justice, trauma, parenting, faith and hope. All these…

This year, the Netherlands and China reflect on fifty years of diplomatic relations at ambassadorial level. How has the relationship between the countries developed over the past half century? An interview with university lecturer Vincent Chang.

How to innovate education? In this series, the Honours Academy highlights examples from their educational testing ground that aim to inspire. Today: the liberating effect of pass/fail and ‘unessays’ at Honours College Law.

On Tuesday 30 September 2025, PhD candidate Kathleen Brown will defend her dissertation 'Deception, Risk, and Evasion: The Politics of Sovereign Debt in Emerging Markets' in Leiden’s Academy Building. Her research sheds light on the hidden world of sovereign debt politics, revealing how governments…

In line with the university and faculty ambition: ‘Future-oriented development of students’, from now on all FSW bachelor students can follow a three-year elective, faculty programme with certificate for personal-professional development, the programme starts with current first-year students; they are…

During Cyberweek, from 17-24 October, the Faculty of Governance and Global Affairs (FGGA) highlighted its research and teaching on cybersecurity, digital developments, and their impact on society.

After more than thirty years in the military, Elanor Boekholt-O'Sullivan has recently become Minister of Housing and Spatial Planning. In a conversation with Leiden University, she previously spoke about how important humanity is to her, and what it takes to remain true to yourself in complex times.

Lecture

Lecture, Leiden Yemeni Studies Lecture Series

450 jaar

Lecture, Peace Histories Seminar Series

Lecture

Lecture, European Union Seminar

Symposium

Exhibition, Book Launch

Lecture

Researchers using NASA’s James Webb Space Telescope may have detected atmospheric gases surrounding 55 Cancri e, a hot rocky exoplanet 41 light-years from Earth. This is the best evidence to date for the existence of any rocky planet atmosphere outside our solar system.