960 search results for “theory” in the Staff website
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NWO Open Competition grants for two projects with Leiden researchers
Two research projects with researchers from Leiden University have been awarded a Dutch Research Council (NWO) Open Competition Domain Science-M programme grant. These grants fund curiosity-driven, fundamental research in the Science domain.
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Grassroots en Grass Shoots grants 2025-2026 awarded
Education
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‘A few nerves before lectures show that my work matters’
Giving an incorrect answer as a student in a packed lecture hall can be nerve-wracking. But with Pharmacology teacher Rob van Wijk, you don’t need to worry about that. ‘He creates a comfortable and safe atmosphere,’ his students say. They have nominated him for the Leiden Science Teacher Award.
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Inclusive leadership beyond polarisation
Polarisation is pervasive: in the workplace, within teams, and even at the top of organisations. Discussions become entrenched, emotions rise, and collaboration falters. Connections are lost through ‘us versus them’ thinking. The question is how leaders can maintain space for dialogue when tensions…
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Understanding superconductivity comes closer with major ERC grant for Milan Allan
Physicist Milan Allan will build an instrument that will bring superconductivity research further. He has been awarded an ERC Consolidator Grant of 2 million euros over the next five years. With his PairNoise programme he aims to detect paired electrons as they occur just above the temperature at which…
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Léo Ducas appointed professor of Mathematical Cryptology
In cryptography, the sky is the limit according to the new professor Mathematical Cryptology Léo Ducas. He already designed several cryptosystems as part of his research at the Centrum Wiskunde & Informatica (CWI), some of which might soon be adopted as new international standards. Since December,…
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The language of Russian propaganda
In 2014 Russia entered Ukraine and occupied Crimea, and about two and a half years ago it began a large-scale invasion. For Ukraine, it’s a war. But Russia calls it a ‘special military operation’. Word choices of this kind affect how people look at issues. A Dutch Research Council (NWO) project led…
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Knighthood for Prof. Willem Heiser
On 31 January 2014 Professor Willem Heiser (Psychology, Statistics and Data Theory) was awarded the distinction of Knight in the Order of the Dutch Lion. After his farewell lecture he received the royal honour for his exceptional academic, social and administrative achievements.
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Pepita Hesselberth in Hermitix podcast about her book
University lecturers Pepita Hesselberth and Joost de Bloois (UvA) were interviewed in a Hermetix podcast about their co-edited book Politics of Withdrawal: Media, Arts, Theory.
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Tenth Easter Island conference focuses on reconciliation
The tenth International Conference on Rapa Nui (Easter Island) and the Pacific will be a special edition with a focus on reconciliation. The fatal shooting in 1722 will be remembered, when the Dutch shot and killed ten Easter Islanders. The conference will be held in Leiden from 19 to 24 June.
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Very successful conference marks end of Integrated Project for students Security Studies
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:…
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Master Students MPS Hold up Mirrors in front of Managers during Shadow Week
How do you bring education and practice closer together? In the revised Master MPS (Management of the Public Sector) it is done, for example, through the new profile course Leadership & Behaviour inside and between organisations. The Leiden Leadership Centre (LLC) is involved in organising the course.…
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Military intelligence needs an overhaul because the threats are becoming more complex
Many intelligence services have an outdated view of the world while the threats they should protect us from are becoming more complex. Serviceman and researcher Bram Spoor warns that NATO and member state intelligence organisations cannot always predict the dangers.
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Eredoctoraten voor Bonnie Honig, Eliot Higgins en Kelly Chibale
Leiden University will be conferring three honorary doctorates in its special anniversary year. They will be awarded to Eliot Higgins, truth finder and founder of Bellingcat, Bonnie Honig, expert in feminist theory and legal theory, and Kelly Chibale, professor of organic chemistry, who works on prevention…
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FLAMINGO: dark matter, ordinary matter, and neutrinos in the biggest cosmological simulation ever
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…
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Shift in scientific consensus about demise of Neanderthals
It is still unclear how the Neanderthals died out. For long, one theory seemed most likely: the emergence of the highly intelligent Homo sapiens, or modern humans. This competition hypothesis is no longer the dominant theory among scientists, research among archaeologists and anthropologists has shown.…
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A better understanding of democracy across cultures and contexts
A new collaborative monograph of democratic theory, The Sciences of the Democracies, was released by UCL Press on August 7. The book, in the style of a democratic manifesto, is written by a large number of co-authors in a bold attempt to expand and deepen how democracy is studied and understood. Among…
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Leadership
Strong leadership is essential for building an open and learning organisation.
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Giving a lecture
Giving an effective lecture requires not only careful preparation of the content, but also clear structures, visual support and presentation techniques. Some guidelines and tips to keep your lectures engaging and well structured are presented here.
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Multilevel and Longitudinal Data Analysis (advanced)
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Information and training
If we want to show the impact of our research, we can’t do so without science communication. But how do you go about communicating science? Where do you start as a science communication novice? And how do you take your communication to a higher level? On this page, you will find websites, articles,…
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Cyberweek
Did you know that research and education in the field of digital innovation are key pillars of the Faculty of Governance and Global Affairs? Over the next seven days, we are organising Cyberweek on our social media channels to showcase what we have to offer.
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Supervising Your PhD Candidates: Next Level
Management
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CINETS 2026: Crimmigration in an Age of Authoritarian Drift
Conference
- Why still learn?
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An introduction to Bayesian statistics
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How is our education performing? Initial results of the programme assessment
Every six years, the quality of educational programmes is assessed. In November, an external panel thoroughly reviewed the Bachelor's and Master's programmes in Psychology. Two intensive days full of interviews, documentation and evaluations have provided a clear picture of the strengths and the concrete…
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Helping students with micro-macro thinking in chemistry
How do classroom demonstration experiments help students learn chemical reasoning? Marie-Jetta den Otter, PhD student at ICLON, researched this. She defends her thesis on 6 December.
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Three Leiden researchers receive NWO Open Competition grant for innovative science
Sustainable biotechnology, new insights into genome evolution and combining forces in mathematics. The NWO has awarded grants to these three innovative Leiden research projects in the ENW-M Open Competition.
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Mirjam de Bruijn receives NWO grant to research digital warfare in the Sahel
Professor Mirjam de Bruijn will research digital warfare in the North African Sahel with an NWO Open Competition grant. The focus of the research will be on Fulani social networks in war and cultural violence.
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Two ERC Consolidator Grants for Leiden researchers
Two Leiden researchers have been awarded a Consolidator Grant by the European Research Council (ERC). This grant of up to 2 million euros will enable them to continue and develop their research.
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Andrei Poama and Tom Theuns about why voting in prison should be mandatory
Poama and Theuns co-wrote an opinion piece on why voting in prison should be mandatory worldwide. It appeared on National Interest's website on February 12.
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Rare jade vine flowers in Hortus botanicus in Leiden
The jade vine (Strongylodon macrobotrys) is flowering at the Hortus botanicus in Leiden. The plant started producing multiple flower clusters three weeks ago and the first ones are now in full bloom.
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Michel Mandjes appointed professor at the Mathematical Institute
As of 1 September, Michel Mandjes has been appointed full professor of Probability and Operations Research at the Mathematical Institute. He succeeds Frank den Hollander, who will retire on 1 October. ‘The combination of deep thinking on your own combined with working towards solutions together with…
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Introducing: Karen Smith
Karen Smith recently joined the Institute for History as a lecturer in International Relations. She introduces herself.
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Markus Davidsen: 'We need to implement ideas that improve an entire programme'
Three Humanities lecturers received the Senior Teaching Qualification (SKO) this year. University lecturer Markus Davidsen is one of them. What does he think makes for good teaching?
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eLaw presents two papers on fairness and vulnerability in AI at ACM FAccT 2025
Staff from eLaw – Center for Law and Digital Technologies contributed to the ACM Conference on Fairness, Accountability, and Transparency (FAccT), held in Athens from 25 to 27 June 2025. The ACM FAccT conference is one of the world’s leading venues for interdisciplinary research on responsible and ethical…
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Introducing: Lukas Milevski
Lukas Milevski is a lecturer in International Studies at the Institute for History. He introduces himself.
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Political Scientists Jelena Belic and Tom Theuns Receive NWO XS Grants
Dr. Jelena Belic and Dr. Tom Theuns have each been awarded XS grants from the NWO to develop innovative lines of research. Dr. Belic’s project examines distinctive ways in which the deployment of digital technologies interferes with freedom, while Dr. Theuns explores the ideological tensions between…
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Antoaneta Dimitrova, Bernard Steunenberg and Dimiter Toshkov about the political situation in Bulgaria
In the current political situation of Bulgaria, it seems that a long-term caretaker government is the only viable option at the moment. Dimiter Toshkov, Antoaneta Dimitrova and Bernard Steunenberg of FGGA analyse what the Bulgarian caretaker government can learn from its Dutch counterpart.
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Bert van den Berg on The Conversation: "Ancient scroll reveals new story of Plato’s death"
University Lecturer Bert van Den Berg shares about the recent research by The Greek Philosophical Schools project in Italy. The research sheds new light on the life and death of Plato.
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Bart de Smit reappointed as vice-dean at Leiden Science
The Executive Board has reappointed Professor of Algebra and Number Theory Bart de Smit as vice-dean at the Faculty of Science. De Smit had already held this position since the beginning of 2019. His term has been extended by four years until the end of 2026.
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Book Presentation of Beyond the Mulatta: Haunted Hybridity in Advertising
Book Presentation | Studium Generale Lecture
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Fourteen Leiden University researchers receive Vidi grant
The Dutch Research Council (NWO) has awarded Vidi grants to 14 Leiden researchers. This grant of a maximum of 850,000 euros will enable them to start a new research group and develop their own line of research over the next five years.
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First professionals obtained their certificates Legal Technologies: ‘It was intensive, fun, and enlightening’
Last week, the first seven professionals successfully completed the new Leiden Legal Technologies Programme (LLTP). They received their certificates during a festive ceremony. Smiling faces all around for founder Jaap van den Herik, Programme Director Nikol Hopman, and The Hague alderman Saskia Bruines.…
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Learning about measurement errors now also possible online
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.…
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Our government should be more resilient
A fragmented political landscape, permanent pressure from current affairs and an increasingly political civil service: our government faces many challenges. This makes it all the more difficult to make important decisions about pensions or the climate. Research and good education can help meet the challenges…
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From the lecture hall: in conversation with an inmate
Students stream into the lecture hall, handing in their mobile phones at the door. Once everyone’s seated, silence descends and all eyes turn to the large screen at the front of the lecture hall. A live connection has been set up with the prison where Marco is a long-term inmate. Today, the students…
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Matt Young wins Camilla Stivers Award
Matt Young, Assistant Professor at the Institute of Public Administration, has won the 2022 Camilla Stivers Award last week. Young and his co-authors received the award for the article ‘Artificial Intelligence and Administrative Evil’. The Camilla Stivers Award is given annually for the best article…
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Leiden Classics: Einstein & Friends
Museum Boerhaave commemorated the hundredth anniversary of Einstein’s Theory of General Relativity with the exhibition ‘Einstein & Friends’. The exhibition shined light on the famous physicist’s Dutch friends and his love for Leiden. A review featuring seven images can be found below.