Through its launch of Instagram Teens, Instagram promises to create a safe environment for teenagers by introducing age restrictions. But is it actually going to improve the mental health of young people? And is the feature that allows parents to monitor their teenagers’ use of Instagram even legal?

Wilco van Dijk has been awarded a NIAS Individual Fellowship, which allow researchers to work on a project of their own choosing for a 5- or 10-month period. As a NIBUD professor of psychological determinants of economic decision-making, Van Dijk will work on the impact of financial scarcity on dec…

As of February 1st, 2018, Sarah de Rijcke has been appointed as Professor of Science, Technology and Innovation Studies, especially Science and Evaluation Studies, at Leiden University. The chair is located at the Centre for Science and Technology Studies (CWTS).

PhD defence

Bringing Dutch and international students together. One way to do that is by playing Archery Attack, archaeology student Timothy Stikkelorum suggested. On 13 November, he and his team, a committee from the Terra study association, won the Van Bergen Prize with their idea.

Medici kunnen veel repareren, maar ziekte voorkomen of uitstellen is beter. Daarvoor is vaak leefstijlverandering nodig en dat blijkt lastig. Gezondheidswetenschappers Sandra van Dijk (Universiteit Leiden) en Valentijn Visch (TU Delft) doen onderzoek naar de vraag hoe je mensen kunt helpen met gedragsverandering…

Psychologist Ellen de Bruijn is investigating what hormonal fluctuations do to women's behaviour and well-being. The National science funding body NWO honoured her research with a Vici grant; earlier this year she received an ERC Consolidator Grant. Read the interview with De Bruijn about her resear…

Geert de Snoo is making the transition from the Netherlands Institute of Ecology to the management of KNAW. Starting 1 October, the professor of Environmental Biology will begin his role as Director of Research Policy in a new, consensus-based management team.

Professor of Predictive Pharmacology Elizabeth de Lange has received an Honorary Doctorate from the Faculty of Pharmacy of Uppsala University. She will be honoured during the Uppsala Winter Conferment Ceremony on 31 January 2020.

Leiden University Libraries (UBL) has acquired a rare manuscript map of Suriname. The map from 1830 is almost 2.5 meters long and is highly detailed. It was hand-drawn by Helmuth Hendrik Hiemcke (1808-1858), one of the official surveyors employed by the colonial administration, and shows Suriname in…

Dutch greenhouse horticulture is a world leader when it comes to innovative capacity and sustainability, but ‘the challenges are great in terms of energy, water, environment and biodiversity,’ says Peter van Bodegom, coordinator of AgriFood at the Centre for Sustainability of the Leiden, Delft, Erasmus…

Society has an impact on what is viewed as heritage. Susanna de Beer investigated how heritage can be made enduring by making use of it in the present. Lars de Kruijf, student of Dutch and Journalism New Media, spoke with Susanna de Beer.

Mirjam de Baar has been Vice-Dean of the Faculty of Humanities and portfolio holder for education of master’s and research master’s programmes since 2016. As a result of her reappointment, she will continue to fulfil this role for an additional four years. ‘Being asked by the Vice-Rector and the Dean…

During the event 'Fout?' by De Jonge Akademie, Ellen de Bruijn held a lecture about the social context of making mistakes and the psychological elements of learning from it.

Prof.Dr. Herman van Vlijmen was appointed as Professor of Computational Drug Discovery at the Division of Medicinal Chemistry in Leiden on April 15th, 2008. He will give his Inaugural Lecture on May 18th, 2009.

Recently, Willem van Boom attended the Annual Conference of the World Tort Law Society (WTLS), which was held at Wake Forest Law School (NC, USA; Nov. 15-18, 2017).

Roos van Oosten's research on medieval cesspits stood on the basis of an article on this subject in Quest Historie, a Dutch magazine about history.

Leiden's cultural anthropologist Anouk de Koning is receiving a Vici research grant for her project ‘Prototyping Welfare in Europe: Experiments in State and Society’ to study welfare experiments in four countries and to examine what they tell us about the futures of European welfare states.

On the eve of World War II, Leiden was home to the largest Indonesian student community in the Netherlands. Many of these students joined the resistance against the German occupation, and later some fought for Indonesia’s independence.

Nivja de Jong, languages professor at Leiden University, warns about the impact of proposed education budget cuts by the new Dutch government.

Proceedings of the 25th International Congress of Roman Frontier Studies 1

Wat zijn de huidige energiekosten en hoe is de comfortbeleving het wooncomfort in een bepaalde groep huurders van woningcorporatie Portaal?

Creation of a framework for environmental parameter estimation that benefits from the consistency of physics-based theory-driven models and the accuracy of the machine-learning-based data-driven models

In this article, Marco Cinelli, assistant professor at Leiden University College The Hague, examines proper and improper uses of Multiple Criteria Decision Analysis (MCDA) methods in energy systems analysis.

Proceedings of the 25th International Congress of Roman Frontier Studies 2

This project investigates how the first generation of Dutch printed books (the incunabula, 1473-1501) affected late medieval spirituality, religious practice and visual culture in the Low Countries.

Technological advances, such as virtual reality, augmented reality and online assessment platforms are rapidly improving. These tools could potentially contribute to neuropsychological assessment that is more efficient and of higher quality.

Dialogue is a multi-dimensional communication mechanism whose processes can only be examined by means of an interdisciplinary approach.

On 10 June 2020, Gitta Veldt defended her thesis 'Europese productnormen en privaatrechtelijke normstelling'. The doctoral research was supervised by Prof. H.J. Snijders.

Global climate change is manifest by local-scale changes in precipitation and temperature patterns, including the frequency of extreme weather events (EWEs). EWEs are associated with a myriad range of adverse environmental and societal consequences, including negative impacts to agriculture and food…

The precise psychobiological mechanisms leading to chronic physiological stress responses have not been sufficiently explained, although stress is a major risk factor for disease and early death. A problem for conventional stress theory is that most of these responses seem to occur in situations without…

What plants grow along ditches in the Leiden region? What does this say about vegetation quality? Could it be better? Naturalis and Leiden University's Center for Environmental Sciences are looking for your help to answer these questions.

The International Labour Organisation (ILO) was established in 1919 based on the premise that social justice is a condition for lasting peace. On February 2019 the ILO celebrated its 100th anniversary with an international symposium to consider the future of the ILO.

Aiming to advance the development and deployment of a scalable, safe, and integrated hydrogen infrastructure to support the energy transition.

Proceedings of the 25th International Congress of Roman Frontier Studies 4

The Leiden Institute of Education and Child Studies aims to conduct high-quality research that addresses major social issues. This inspires its BSc, MSc and PhD programmes.

The data-driven economy allows for the collection and processing of large amounts of data. Such data can be used to optimize profits by (dynamically) differentiating prices for different consumers.

Proceedings of the 25th International Congress of Roman Frontier Studies 3

On 18 June 2019, Neta Palkovitz Menashy defended her thesis 'Regulating a Revolution: Small Satellites and the Law of Outer Space'. The doctoral research was supervised by Prof. dr. P.M.J. Mendes de Leon and Prof. dr. G. Molier.

On 20 februari 2019, Chris van Oostrum defended his thesis 'Regres bij concernfinanciering'. The doctoral research was supervised by Prof. mr. S.M. Bartman.

Do you have to be able to say everything on Twitter and Facebook? Is Instagram morally obliged to remove photos from attacks? Should we allow the terrorist group to recruit new members on the internet?

A seven-metre glass tunnel, filled with running water, and equipped with speakers and cameras. An artificial river for investigating what light and sound pollution do to migrating fish.

Dr. Joris Larik, Assistant Professor of Comparative, EU and International Law at LUC The Hague, has co-authored a report entitled 'UN 2.0: Ten Innovations for Global Governance 75 Years beyond San Francisco'.

The first comprehensive and authoritative history of work and labour in Africa; a key text for all working on African Studies and Labour History worldwide.

Late Antiquity is characterized by migration movements, political unrest and religious strife. The way we assess these religious conflicts is often coloured by a post-Reformation understanding of ‘religion’. In my research, I show that late ancient authors understood religion in a way that differs much…

Play and Media is one of the six research themes of the LUCAS Modern and Contemporary cluster.

Restructuring and insolvency laws play a pivotal role in addressing the often conflicting interests of stakeholders of financially distressed companies. Whereas financial distress is an inherent risk of entrepreneurship in market-based economies, legal tools serve an important role to ensure an orderly…

The government, the people and the country were in desperate straits. This about sums up the state of affairs in the Disaster Year of 1672. It was 350 years ago, and to mark the occasion PhD candidate Roosje Peeters collaborated on a series of letters to and from a key political figure Johan de Witt,…

The Advisory Committee on Public International Law (Dutch abbreviation CAVV) is an independent body which provides the government and parliament of the Netherlands with advice, both solicited and unsolicited, on issues related to public international law.