Drained leaves and plants stripped bare. Insects can completely destroy crops. Soon, these situations may be behind us, with the new pesticide developed by Leiden and Wageningen researchers. With their plant-based ‘insect glue’, insects are incapacitated.

The Faculty of Science has presented an infographic with tips and tricks for work stress. The reason for this was the Personnel Monitor 2018, which showed that work pressure is a problem for many employees at the Faculty. ‘It is important to start the discussion about work pressure, and to break the…

A peer educator intervention can give pupils more knowledge and awareness about their LGBT peers, and sometimes also a more positeve view. This is the subject of Marieke Kroneman's dissertation. Defence on 15 September.

113 Suicide Prevention gave a guest lecture about suicide prevention at the Spanish Steps in Wijnhaven

On the Day of Privacy, 28 January, the European Commission is calling on citizens to make sure they protect their personal data. But how do you do that, and against what, exactly? Privacy researcher Bart Custers explains.

Ionica Smeets is planning to give the prize money that she won with the Iris Medal, a prize for excellent science communication, to student projects.

Lecturers had a week to move their courses online. An enormous challenge because remote teaching definitely wasn’t commonplace at Leiden University. Suzan Verberne, a lecturer and researcher at LIACS, shares her experiences. ‘I tried to do too much in my first week working from home.’

Work might not always be enjoyable, but what if just a glance at the to-do list brings on a sense of dread? To initiate the conversation about this, the sixth Psychology Connected focused on work pressure and workplace enjoyment, offering tips rooted in positive psychology.

Eleven talented Leiden researchers with several years of research experience have been awarded a Vidi subsidy to set up or expand their own line of research.

A delegation from Leiden University, headed by the Rector Magnificus Professor Paul van der Heijden, is currently in Xiamen, in South-East China, to conclude two agreements on intensive research and teaching collaboration with academic institutions there, and to open the first MEARC representative office…

Working in an operating theatre is a highly competitive sport. High work pressure, stress, and unexpected developments during operations. This requires a lot from care professionals who need to be mentally resilient to be able to deliver peak performances time and time again. What makes a care professional…

Even though it is generally known that Autism and ADHD are more common in men, and depression or anxiety disorders are more common among women, it is still not well understood if, how and when sex differences impact neurodiversity and mental health. To better understand this complex issue, 25 international…

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

What happens to children of extremist parents? Commissioned by the Scientific Research and Documentation Center (WODC) of the Ministry of Justice and Security, four ISGA researchers, Layla van Wieringen, Daan Weggemans, Katharina Krüsselmann and Marieke Liem, wrote a report on the nature and extent…

Lecturers had a week to convert their courses to online teaching. An enormous challenge because remote teaching definitely wasn’t commonplace at Leiden University, and some lecturers have to share their ‘lecture hall’ with their children or partners. Alexander Pleijter, a lecturer in Journalism and…

Nine Honours Class students pitched their plans on 3 March to make the city of Leiden safer, more transparent and more democratic. In this version of 'Dragons Den' headed by Professor Job Cohen the students were tested on their plans and their mettle.

Marieke Adriaanse is Professor of Behavioural Interventions in Population Health and researches behavioural science issues in health. She advocates for better interdisciplinary collaboration and a new form of recognition and rewards within academia. ‘We have to stop being so blinkered,’ she says in…

Psychologists of Leiden University and Peking University will collaborate to investigate the deficiencies in emotion recognition in children with Autism Spectrum Disorder (ASD). The new collaboration fits very well in the policy of Leiden University in which intensified collaboration with China has…

Covid-19 has transformed Africa Knows! into a unique international knowledge-sharing event: it will now be a three-month online event instead of a physical conference lasting just a few days. Senior lecturer and co-organiser David Ehrhardt is eager to find out how successful this format will be. The…

Role models are key to inspiring the next generation. Fifteen female professors therefore celebrated International Women's Day with girls aged between 12 and 16. Because although the number of women at the (academic) top is increasing, we're not there yet.

It all started with demonstrations protesting about the death of George Floyd from police brutality in Minneapolis, but the Black Lives Matter protest is spreading like wildfire across the whole of the US. Every day, thousands of people are taking to the streets. We asked American Studies expert Sara…

When you think of physics, do you think only of complicated formulas? You’re not the only one. Therefore, every year, the Leiden Insitute of Physics organises the LION Image Award to show another side of physics: beautiful images about intriguing science. The winner of the 2022 photo competition captured…

It’s not a regular occurrence at Leiden University: two professors giving their inaugural lecture on the same day. Berna Güroğlu and Ellen de Bruijn specialise in related disciplines: they both research the influence of social context on processes in the brain – Güroğlu in adolescents and De Bruijn…

How are you doing in these strange and unprecedented times? This is the question we are asking our colleagues in this series of articles. This time we asked Erick van Zuylen, the University beadle. 'This year, I haven't been leading the PhD committee into and out of the chamber, wielding my beadle's…

Student Marieke van der Heijden wandelt wekelijks met senioren bij het project Leren met de Stad. Zij doet onderzoek naar sociale cohesie in de wijk De Kooi.

Earning some quick money by drug trafficking, committing an act of violence or almost collapsing under performance pressure. In the four-part NeurolabNL Young vodcast young people talk openly with neuroscientists about high-risk behaviour and performance pressure. How did they find their way back?

How should we address our colonial heritage? And how digital and accessible are our collections? Outgoing State Secretary Fleur Gräper spoke with researchers and heritage specialists about this on 25 January.

People come to court because of a legal dispute, and often think that the court decision will also resolve the underlying conflict. But that is not always the case. ‘Court decisions should provide a better response to the needs and the nature of citizens,’ argues professor by special appointment Rogier…

How do you ensure that a drug has an effect on the right protein – and nothing else? Chemist Anthe Janssen explored various methods for determining the selectivity of potential medicines. He also looked at the substance BIA 10-2474, after a man died in a French clinical trial in 2016. PhD defence on…

Not all students who are thinking of doing a master’s programme at Leiden University can come to the Master’s Open Day. Hence the first Webinar Week, from 2 to 5 December. ‘Online video is the way to reach today’s generation of prospective master’s students.’

Galaxies in the early universe are shrouded in a kind of mist: a cloud of hydrogen. With galaxies in the later universe this mist has disappeared. Astronomer Jorryt Matthee has made the first images of this dissipating mist. PhD defence 19 September.

Neanderthals were able to make fire on a large scale with the aid of pyrite and hand-axes. This means they could decide when and where they wanted fire and were not dependent on natural fire, as was thought earlier. Archaeologist Andrew Sorensen has discovered the first material evidence for this. Publication…

How do the residents of the Kooi neighbourhood in Leiden find living there? What can we do about loneliness? In this extraordinary academic year, students have been conducting all sorts of research, in Leiden. They presented their initial findings and recommendations at a Learning with the City meeting…

Last week, third-year students of the Bachelor Security Studies concluded a seven-week intensive programme with a two-day conference. They presented their findings in front of a full lecture hall and in the presence of the client for whom they worked on a complex security issue. Tutor Saskia Postema:…

The internet is a good place to rapidly collect large amounts of data. But if you don’t watch out you’ll collect very biased, one-sided data. These were the warning words of the speakers at a symposium on 5 March about transparency and responsible data science.

For a long time it was thought that there were few or no female spies in history. However, nothing could be further from the truth. In her book Invisible Agents, Nadine Akkerman reconstructs the stories of the many British women spies in the 17th century.

The UN has christened 21 November World Philosophy Day, a day on which ‘the enduring value of philosophy for the development of human thought, for each culture and for each individual’ is celebrated. But how should we celebrate it? We ask philosopher Victor Gijsbers.

In the academic year 2022-2023 the Social Resilience and Security interdisciplinary programme will offer a new minor for students who are interested in studying interpersonal violence and who are entering the third year of their Bachelor's degree. You can register for this minor (from 2 May) in your…

Seven researchers from Leiden University have made a successful application to the Open Competition SSH (Social Sciences and Humanities) XS, a Dutch Research Council pilot programme.

As Professor of Translational Neuro-oncology, Marike Broekman researches how brain tumour treatment can be improved. She will discuss this in her inaugural lecture along with her work as a neurosurgeon and the importance of a positive workplace culture.

Lecturers had a week to convert their courses to online teaching. An enormous challenge because remote teaching was definitely not commonplace at Leiden University. Professor of International Relations Madeleine Hosli’s students were just about to begin internships at international organisations in…

We are all at home in familiar surroundings. Not only is this boring but it can also have a negative influence on our learning, explains cognitive neuropsychologist Judith Schomaker. ‘Discovering new environments gets our brain learning and remembering. We are now missing this stimulus.’

The list of substances prohibited by the World Anti-Doping Agency (WADA) is huge. PhD candidate Jules Heuberger looked at many of these, as well as at the methods used to detect them. He concluded that for very few of these substances is there is evidence that they actually do enhance performance. PhD…

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.

To be eligible for MSc Crisis and Security Management at Leiden University, you must meet the following admission requirements.