What do Master Card, the UN High Commissioner on Refugees (UNHCR) and Leiden University have in common? They all work on new sets of guidelines for responsible data use.

Reijer Passchier, universitair docent Staatsrecht en hoogleraar Digitalisering en de democratische rechtsstaat aan de OU, verzorgde op 20 maart jl. een actualiteitencollege over de macht van Big Tech, dat het Montesquieu Instituut, in samenwerking met de Academie voor de Rechtsstaat organiseerde.

Policy makers urgently need scientists’ help with the phenomenon of big data. This was the view expressed by Prince Constantijn, speaking at the opening of the Leiden Centre of Data Science, the virtual centre for research on big data at Leiden University.

Mirjam van Reisen favours big data built up from local inputs in developing countries and suitable for local use. The new Professor of Computing for Society at Leiden's Faculty of Science connects data science with development sociology. Inaugural lecture 10 March.

Een meerderheid van de Nederlandse gemeenten is inmiddels (te) afhankelijk van Microsoft voor eenvoudige zaken als het emailverkeer. In het AD wijzen experts, waaronder Reijer Passchier, hoogleraar digitalisering en de democratische rechtsstaat aan de OU en universitair docent staatsrecht in Leiden,…

Reijer Passchier, hoogleraar digitalisering en de democratische rechtsstaat aan de Open Universiteit en universitair docent staatsrecht in Leiden, waarschuwt in een opiniestuk in de Volkskrant, voor de alsmaar toenemende invloed van grote technologiebedrijven ten koste van de democratische rechtssta…

Elon Musk managed to foil a strategic Ukrainian drone attack with the push of a button. It clearly shows that democracy is hanging by a thread, says Associate Professor of Constitutional Law at Leiden University and Professor of Digitisation and the Democratic Rule of Law at the Open University, Reijer…

Astronomers at Leiden University have discovered the first planets using a new instrument: the planet hunter MASCARA. This instrument, developed at Leiden Observatory, looks specifically for planet transitions around the brightest stars in the sky, which surprisingly enough have so far have hardly been…

At the end of December, the concluding lecture of the Bachelor Honours Class 'Policy and Politics: struggling to combat social inequalities' took place. Students, under the guidance of former minister Jet Bussemaker, tackled the question of what inequality actually is.

The Leiden Institute of Advanced Computer Science (LIACS) received a grant award from NWO for a joint proposal with Centrum Wiskunde & Informatica (CWI, Amsterdam), Tata Steel (IJmuiden), BMW (Munich), and database company MonetDB. Within the NWO Data Science program ‘challenging big data‘, LIACS is…

What is the impact of digitalisation and Artificial Intelligence (AI) on the functioning of our constitution? Reijer Passchier, Assistant Professor of Constitutional and Administrative Law, warns in an article in Leidraad that digitalisation is giving the executive branch more and more power, and that…

The Dutch National Student Orchestra will be going on tour again in February. Before that, they will have ten days of rehearsals. The level is high and taking part means a total immersion in music.

Patients with the same illness often receive the same treatment, even if the cause of the illness is different for each person. This represents a new step towards ultimately being able to offer every patient more personalised treatment.

Reinforcement learning, agents and classification: these are just some of the topics researchers on Artificial Intelligence and Machine Learning discussed at the BNAIC/BeneLearn conference 2020. It was the first time Leiden University hosted the annually held Belgium Netherlands Artificial Intelligence…

This paper written by Vydra and Kantorowicz answers the research question ‘What policy-relevant information does Twitter contain?’ as well as the research question ‘How does this information change between a period of normalcy and a period of crisis?’

e-Sides is a Horizon 2020 project which aims at mapping ethical, legal, societal and economic challenges of the big data technologies. eLaw- Center for Law and Digital Technologies- is one of the members of the e-SIDES research consortium and its role within the project is to develop the systematic…

How can ‘Big Data’ be used in development and humanitarian aid, and what are the risks? Leiden University and the United Nation’s Global Pulse are organising an international expert meeting in The Hague on 23 October.

The new inter-university centre set up by Leiden University, Delft University of Technology and Erasmus University Rotterdam is to apply ‘big data’ research for urban issues.

Techreuzen strijken de winst op en gemeenten en de overheid zitten met maatschappelijke en financiële lasten. In Binnenlands Bestuur, luidt Reijer Passchier, hoogleraar Digitalisering en de democratische rechtsstaat aan de OU en universitair docent Staatsrecht de noodklok over deze disbalans.

A gold carpet welcomed students, staff and curious locals into Spui Campus on Monday 2 February. The V&D department store has been transformed into a unique open knowledge centre.

‘I already gave a talk about planets when I was five.’ With the theme of the 3 October celebrations being ‘Jong geleerd is oud gedaan’ (meaning something like, ‘You’re never too young to learn’), this year’s 3 October University was especially for children. Many parents came with their offspring to…

Data science offers great opportunities for legal research, according to Simone van der Hof and Bart Custers (eLaw). But at the same time, we have to keep an eye on the unwanted side effects of big data - such as ethnic profiling.

How can you stay fit during quarantine? The University Sports Centre may be closed, but online it's even more 'open' than usual.

How to strike a balance between the sometimes conflicting stakes of individual, public and private data-producers and data-processors?

The Standard Model (SM) of particle physics fails to explain several observed phenomena and is incomplete. In order to resolve this problem, one may extend the SM by adding new particles.

Our Principal Investigator Bart Barendregt is also UNESCO Chair in the Anthropology of Digital Diversity.

Digitalisering ondermijnt de democratische rechtsstaat en verschuift macht van parlementen naar Silicon Valley, waarschuwt Reijer Passchier, hoogleraar digitalisering en beginselen van de democratische rechtstaat (OU) en docent staatsrecht in Leiden, in een podcast van de Publieke Ruimte.

eLaw is a research institute of interdisciplinary scholars who explore issues at the intersection of law, technology and society.

How can more people take ownership of technology? Underlying this question is the assumption that not enough people currently own technology. According to Reijer Passchier, Associate Professor of Constitutional and Administrative Law in Leiden, and Professor of Digitisation and the Democratic Rule of…

Sonic Modernities situates Southeast Asian popular music in specific socio-historical settings, hoping that a focus on popular culture and history may shed light on how some people in a particular part of the world have been witnessing the emergence of all things modern.

Over time Dutch and Indonesian composers, performers and music scholars have inspired each other and they continue to do so. The presence of the Dutch in the Netherlands East-Indies and Indonesia, but also the existence of large diasporic communities in the Netherlands have contributed to a mutual exchange…

Artificial Intelligence (AI) is a technology that often puts women and minority groups at a disadvantage because it tends to be developed by straight white men. What if that changed and women were the driving force behind AI? This is the thought experiment at the heart of Maaike Harbers’ Annie Romein-Verschoor…

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…

Governments are increasingly facilitating the roll-out of so-called “smart meters”, a technology for measuring energy consumption that are able to transmit and receive data using a form of electronic communication. However, implementation has been slow or even stalled.

Overview of the Leiden Asia staff per area or country.

In Democratie en totalitarisme zijn de invloedrijkste opstellen van de Franse denker Claude Lefort samengebracht. Lefort laat overtuigend zien dat de kwetsbaarheid van de democratie juist ook haar kracht is. Voor democratie is essentieel dat de macht als ‘lege plaats’ verschijnt. Zij mag slechts tijdelijk…

In an op-ed and an interview in Dutch newspaper ‘de Volkskrant’, Reijer Passchier, Assistant Professor in Constitutional Law at Leiden University and Professor of Digitalisation and the Democratic Constitutional State at the Open University, stresses that Europe needs to take radical steps to tackle…

For Humans of Psychology, students and staff will be put into the spotlight. At our institute prizes are won, exiting research is conducted, knowledge is harnessed, public meeting are organised and open science is highlighted. Take a look behind the scenes.

Universities cannot survive in this highly competitive world without collaboration. And the ultimate aim is to make the world a safer and more sustainable place. This was Rector Carel Stolker’s message during the 441st Dies Natalis.