Every Sunday you can help fish plastic and other floating garbage out of the Leiden canals. You can use your own canoe or loan one from Plastic Spotter and join the garbage-fishing fleet. Annetje Ottow, President of Leiden University, was one of the crew on Sunday 4 July.

For many students, a summer school abroad is a fun and useful way to spend the summer. This year, because of the travel restrictions, many summer schools were held online. There was no less interest from students though. What is it like to study in a different country, but digitally? Or to travel abroad…

Bribing a politician to gain influence or making sure friends end up in powerful positions: Brazilian energy companies use these power strategies daily.

Early diagnosis, new treatments, and personalised care: all of these are possible if we can better unlock the wealth of information hidden in health data. Unfortunately, this data is often poorly organised, difficult to access, and not interoperable. The new international Leiden Institute for FAIR and…

Micro- and nanoplastics cause stress to crops such as lettuce and carrots, PhD candidate Laura Julia Zantis found. This can lead to reduced growth and a lower nutritional value. Biodegradable plastics have this effect too, likely because of chemicals they release during degradation.

Everyone benefits when cooperation runs smoothly However, people often act obstructively. Why do they do that? Professor of Social Psychology Carsten de Dreu researches this issue using a wide variety of methods, from brain scans to the role of religion. Inaugural lecture 7 October.

Friday October 24th Honours students had to present their case studies on a topical issue related to Humanities. All Honours students made posters in pairs of two and had to defend their case in front of an audience at the Old Observatory. It was a tense experience, since they were being graded by…

Vivian Ng came back to Leiden last June to finally sign the walls of the Sweat Room. Graduated in 2020 during the pandemic, she missed out on this wonderful tradition, like so many others. While enjoying a day off in Leiden, we talked about her time as a student and her current job.

Graduation MIRD Class of 2024: 'The world is better off with students like this'

When you think of migration, you probably won’t immediately think of dating apps. Yet such apps are important to many migrants, such as those who identify as lesbian, gay, bi, trans, queer or questioning (LGBT+). Researcher Andrew DJ Shield studied the role that dating apps play in the migration process,…

As a result of the current coronavirus outbreak, almost all of our teaching is done online. However, even before this, several teachers were involved with remote education. Madi Ditmars and Maurits Berger talk about their experiences.

Professor Caroline Vout, Cambridge University, was awarded the Leiden University Byvanck Chair in 2020. In a pre-Covid-19 world, the Byvanck Chair would stay in Leiden for seminars, lectures, and research activities. Instead, the pandemic disrupted this schedule. Last month, Vout taught her masterclass…

In november 2023 is Anne Fleur van Veenstra, wetenschappelijk directeur van TNO Vector, benoemd tot bijzonder hoogleraar ‘Governance van data en algoritmen voor stedelijk beleid’.

Many traces of the city's slavery history can be found in Leiden but the public isn't always aware of them. The initiators of 'Mapping Slavery in Leiden' want to change this with guided tours and street markers. Representatives of the University and other Leiden institutions will be giving the first…

Political scientist Simon Otjes (Leiden University) receives a grant from The Dutch Research Council (NWO). The grant is part of the SGW Open Competition XS, which aims to stimulate innovative scientific research within the Social Sciences and Humanities domain. Otjes receives the grant for his research…

Professor Hester Bijl will be appointed Rector Magnificus of the Executive Board of Leiden University on 8 February 2021. She will be the first female Rector Magnificus of Leiden University. Bijl has been Vice-Rector Magnificus of the University since 1 November 2016. Carel Stolker, who has served as…

The Dick Stufkens Prize 2017 for the best PhD thesis of the Holland Research School of Molecular Chemistry (HRSMC) is awarded to Dr Sven Askes. In his thesis

Clothes by big Western brands that are on sale in Dutch shops are sometimes made by North Korean workers. The Dutch state is co-financer of a motorway that is being built in Pakistan by exploited workers. These are the conclusions of a report published by the LeidenAsiaCentre on 2 April.

Professor of Cardiothoracic Surgery, in particular pulmonary surgery, Jerry Braun will give his inaugural lecture on Friday 23 September entitled ‘Out of countless millions’. Braun has been a professor and acting head of the LUMC’s Department of Cardiothoracic Surgery since January 2020. Covid meant…

In 2012, Swedish power company Vattenfall went to an investor-state tribunal in response to the decision of Germany to close three Vattenfall nuclear power plants on its territory. The tribunal now has to decide whether Germany’s decision is in accordance with the international Energy Charter Treaty.…

An international team of astronomers, with researchers at Leiden Observatory playing a leading role, has mapped the fuel for galaxy formation in the iconic Hubble Ultra Deep Field. The results of the research have been accepted for publication in The Astrophysical Journal.

Researchers at Leiden University have created a unique model that mimics how disease develops after a dengue infection. This 'dengue-on-a-chip' model helps them study the virus more effectively. The timing is crucial, as climate change is causing dengue to spread worldwide.

Dutch mosquitos are more resilient to saltwater than previously thought. Environmental scientist Sam Boerlijst discovered this during his PhD research at the Hortus botanicus. This knowledge is crucial for understanding how mosquito-borne disease transmission might change in the future.

On the occasion of the retirement of Robert Ross, Professor in African History at Leiden University, his successor and former student Jan-Bart Gewald wrote a valedictory note.

A permanent exhibition on the place of humans in the cosmos. This is something Franx wants to use his Spinoza Prize for. ‘So much progress has been made that we are still trying to define the questions. In finding the answers we are constantly coming up against surprises.’

The Hortus Botanicus is celebrating its 425-year anniversary this year. It’s the oldest botanical garden in the Netherlands, but how did it come into existence and what kind of research takes place there?

Leiden molecular cell biologists in the research group of Annemarie Meijer have discovered novel early macrophage-specific genes in zebrafish, including a signal transducer pivotal for the migration of macrophages in the innate immune response to bacterial infection. Their findings were published on…

For many people, five o’clock signals the end of their working day. But not for the motivated students of the Honours College Law. With some drinks and snacks, they keep going well into the evening. This time, they met for the festive conclusion of a course which brought the history of Dutch crime to…

Nienke Weijermars studied Public Administration at the Faculty of Governance and Global Affairs. While doing her bachelor’s, she enrolled in the minor in Journalism and New Media, followed by an internship at Dutch local newspaper Leidsch Dagblad: 'At Leidsch Dagblad, they really had time to teach me…

For the first time, astronomers have managed to take a photo of a supermassive black hole and its shadow. They used the Event Horizon Telescope (EHT), a worldwide network of eight radio telescopes that together form a virtual telescope the size of the earth. The news was presented in six press conferences…

'In Leiden, I can continue on the path towards my dream: having my own pharmacy,' says Duaa Abbas. She studied pharmaceutics in Syria and worked in a pharmacy there for a year and a half. After having to flee the country, she ended up in the Netherlands. Thanks to the help of the Foundation for Refugee…

Research using the ALMA telescope by scientists including Leiden's John Tobin and Steven Bos has produced the first images of the water snow line within a protoplanetary disc. Publication in Nature on 14 July.

The story of the iconic Silk Road is often told from the Chinese perspective. An exhibition at Oude UB focuses on the inhabitants and monuments of historical cities in Central Asia, a neglected part of the Silk Road. From 5 September to 17 October.

Recently, a new round of NWO XS grants was awarded. This grant is given to researchers with small, high-risk, innovative or promising research projects by the Dutch Research Council (NWO). In this round of the so-called Open Competition XS, no fewer than six researchers from the Institute of Political…

Increasing resistance and a lack of new antibiotics are a serious problem for public health. Against this background, Gilles van Wezel of the Institute of Biology Leiden is looking for new medicines. Together with former PhD student Changsheng Wu and colleagues he discovered the special antibiotic lugdunomycin,…

The energy transition ranks high on the European policy agenda, but what does it take to get there? René Kleijn researches how we can extract, use and reuse raw materials in a responsible way. Since 1 March, he has been appointed professor of Resilient resource supply.

The Master's Day on 4 November was very busy. Prospective students visited the many presentations and bombarded the guides with their questions.

Adolescents with autism or hearing loss report fewer feelings of guilt and shame than their peers. However, guilt does still serve a ‘corrective function’ in this group. This is what Evelien Broekhof’s dissertation reveals. PhD defence on 4 June.

Jeroen Touwen has been reappointed as Vice-Dean of the Faculty of Humanities from 1 January. ‘The Faculty Board’s role is to serve the organisation: we try to manage the University as effectively as possible with the available resources, so that research and education can flourish.’

Taking responsibility concerning colonial heritage and restitution is a pressing issue for countries and museums worldwide. On 23 and 24 May, a Leiden University interdisciplinary symposium will explore new perspectives as a basis for policies. Organising professors Carsten Stahn and Pieter ter Keurs…

‘Een goed gesprek begint met iemand écht zien.’ (A good conversation starts with truly seeing someone). That text is written on a plaque that was screwed onto a IK Z1E J3 (I see you) bench on the Wijnhaven Rooftop Garden on Monday morning. The bench acts as a symbol to create room for discussions about…

‘Walking around in a new environment activates our brain’s learning centre. This allows us to learn better, even once we’ve returned to a familiar environment.’ This is the conclusion drawn by neuroscientist Judith Schomaker in her recent publication in Neurobiology of Learning and Memory.

Nova Verkerk has represented the interests of students as assessor for the past two years. Now her term has come to an end, and on 1 September she will be succeeded on the Faculty Board by Mette Kamerich.

As the year draws to a close, many music lovers are looking forward to the Top 2000. How high is their favourite song and who is number one? But the list is often very predictable and the same songs are always in the top 10. According to neuropsychologist and associate professor Rebecca Schaefer, it’s…

Every autumn EUS students take the train down to our southern neighbours to learn the secrets of European Union institutions. They get to hear tips about landing a job in Brussels, learn things about EU institutions that cannot be found in the textbooks, meet important contacts, and get inspiration…

The Faculty of Archaeology experiments with innovating their teaching methods, using 3D scans and visualisation technology to enable active learning. 'It makes archaeological material more accessible. Especially when it comes to fragile materials, it allows nearly anybody to analyse them.'

Former archaeology student Ivo Verheijen made a unique discovery in Schöningen in Germany: the almost complete skeleton of an extinct Eurasian straight-tusked elephant. The remains show that our ancestors enjoyed the odd elephant steak. But they weren’t the only ones…

In the very first Korean class that teacher Eun-ju Kim taught, there were already students with dyslexia. With a background in special education and clinical developmental psychology, she developed a new method to help them, partly based on teaching methods from Dutch first language education.

When Jeanette Wagenaar read Simone van der Vlugt's De amulet (The Amulet) at the age of eleven, she decided that she too wanted to write a historical novel one day. Thirty years later, Gooilust, about Louise Blaauw-Six, has now been published.

Lights out, spotlight on, the LU talks begin. In the small Imperium Theatre, next to the Leidse Schouwburg, students take turns walking up to the round blue carpet. There they have five minutes to present their first LU talk to lecturers, fellow students, and the camera. ‘Extremely useful and instructive’…