The Faculty of Science grants two C.J. Kok awards each year: the C.J. Kok Public Award, also known as the award for the ‘Discoverer of the Year’, and the C.J. Kok Jury Award, the award for the best PhD thesis from the past year.

This project aims to situate the current policy concept of ‘valorization of scientific knowledge’ in historical and epistemological perspectives. Conceptual understanding of the utility of scientific practices is developed in dialogue with historical analyses of the politics of knowledge in European…

Ten underage boys are due to appear before a juvenile court. They are accused of luring and attacking nine men whom they believed were paedophiles. Last October, one attack cost a 73-year-old former teacher from Arnhem his life.

Dr. Tommy van Steen, Universitair Docent in Cyber Security Governance bij het Institute of Security and Global Affairs, werd geïnterviewd door mediaplanet over internetcriminaliteit en hoe wij deze dagelijks kunnen tegenkomen via onze computers en telefoons.

Ukraine has filed an innovative claim against Russia at the International Court of Justice (ICJ). Ukraine asked the court to rule that it has not committed genocide and that a war initiated based on a false genocide claim was unlawful. Larissa van den Herik, Professor of Public International Law, discussed…

This week, Leiden University celebrates the fifteenth year of its world-class International Criminal Law Summer School. The International Criminal Law Summer School has convened every year since the creation of the International Criminal Court, guiding scholars and practitioners in this rapidly developing…

Transport inspectorates are looking for novel methods to identify dangerous behavior, ultimately to reduce risks associated to the movements of people and goods. We explore a data-driven approach to arrive at smart inspections of vehicles.

Science communication is a lot more than writing a column or giving a lecture now and then. The communication itself also has to be firmly based in sound scientific research, is the message of Professor Ionica Smeets in her inaugural lecture.

The university campus at the Leiden Bio Science Park is flourishing. A new book tells the stories behind this remarkable metamorphosis.

The Keuzegids Universiteiten 2018 has labelled the master’s programme in Computer Science as a “Topopleiding”, because it fulfils the highest standards. The Leiden programme ranks highest on the list of Computer Science programmes in the Netherlands.

The research in this dissertation aims to optimise blood donation processes in the framework of the Dutch national blood bank Sanquin. The primary health risk for blood donors is iron deficiency, which is evaluated based on donors' hemoglobin and ferritin levels.

Using the League of Nations’ responses to early crises as an explorative historical case study, Political Scientist Gisela Hirschmann investigates how international organisations perceive and respond to existential threats.

The registrations for the Science Based Business specialisation of the Fall 2017 (Management track, starting in September) has now been opened, and it is thus now possible to apply. The ability to apply for the New Technology Ventures track will also follow soon.

Scholars from the field of science, technology and innovation (STI) policy have often questioned whether there was substantive difference between international STI policy and science diplomacy. This is hard to answer, but at least we can observe that science diplomacy has had great appeal over the last…

Scientists and non-scientists co-creating breakthrough citizen science projects for measuring, understanding, and mitigating air pollution. That’s what happened during the first international workshop of the newly established Citizen Science Lab from 22 until 26 January at the Lorentz Center at Leiden…

By delivering his inaugural lecture titled ‘Where Science Meets Business,’ Simcha Jong accepted his appointment as Leiden’s first Professor of Science Based Business. In his lecture in the Large Auditorium of the Academy Building, Simcha argued that broad universities with a focus on fundamental research,…

A festival that combines music and science, and a digital 'time machine' for science history: four Leiden projects that focus on science communication have been awarded a subsidy in the context of the National Science Agenda.

Ludo Waltman has been appointed as professor of Science, Technology and Innovation Studies, especially Quantitative Science Studies, at Leiden University. The chair is located at the Centre for Science and Technology Studies (CWTS).

Authors: Pierre-Bruno Ruffini and Olga Krasnyak

Laurens Hessels was appointed Professor by Special Appointment, lecturing in the Social Value of Science at Leiden University, effective 1 September 2021. His research will focus how best science and industry can work together. Alongside his new position he will continue his work at the Rathenau Institute…

It is more myth than reality that people with migration backgrounds commit more crime. Leiden has successfully tackled anti-social behaviour by Moroccan youths, says former mayor Henri Lenferink. Good education forms the basis of a healthy and safe society, says ‘crimmigration’ researcher' Maartje van…

Criminals? They are always men. At least, that’s what we tend to think. Historian Manon van der Heijden wants to show, however, that between 1600 and 1900 in Europe, women were responsible for a substantial share of the criminal activity. She has been granted a VICI award for her research.

A team including staff from Leiden University won the Open Initiative Trophy on 11 February, a prize for the best open science initiative in the Netherlands. The winners developed Reprohak, a hackathon-like event where participants repeat research to see whether the results were reproducible.

It is with great sadness that we have learned of the death Professor Hans Daalder (4 May 1928 – 4 April 2016).

Master Computer Science in Leiden nr.1 according to Elsevier

Does hegemony—legitimated rule by dominant power—have a role in ordering world politics of the twenty-first century? If so, what form does that hegemony take: does it lie with a leading state or with some other force? How does contemporary world hegemony operate: what tools does it use and what outcomes…

Political Scientist Katharina Natter (Leiden University) advances theory-building on immigration beyond the liberal state and demonstrates how immigration politics can provide valuable insights into the inner workings of political regimes. Connecting scholarship from comparative politics, international…

It is often said that the links between political parties in Africa and their voters are clientelist, rather than programmatic. The familiar image is that of African ‘big men’, displaying personal wealth while being respected and celebrated in the community for sharing their riches. Yet, political scientist…

Which Italian student likes raw herring, but does not know Sinterklaas? During the Leiden Science Buddy Welcome Borrel, international students and their buddies found out over drinks and while playing a special bingo game.

Leiden University continues to do well in the Times Higher Education World University Rankings. For the subject area Politics and International Relations, the 2018 edition ranks Leiden 67th in the world. This is not that far behind the ‘usual suspects’ (Cambridge, Stanford, MIT and the like). Among…

OSCNL, the international network of Open Science Communities, receives recognition

Two new Assistant Professors are joining Science Based Business (SBB) this Autumn. ‘Xishu Li and Jian Wang are the first two Assistant Professors we recruited. This is an exciting, crucial next step for SBB,’ said Professor Simcha Jong who joined Leiden University as the Director and first Professor…

On 24 November 2016, Dr Giulia Pinzauti, Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies, spoke on “The protective reach of the law of armed conflict” at the PIL Lunchtime Discussion Group at All Souls College in Oxford.

At the 66th Ordinary Session of the Authority of ECOWAS Heads of State and Government held in Abuja, Nigeria, on 15 December 2024, a landmark decision was made to establish the Special Tribunal for The Gambia.’ (Press release by the Ministry of Justice of The Gambia)

Compared to other countries, Dutch prisons have relatively few inmates. But who are behind bars in our prisons? Professor of Criminology and Comparative Penology Miranda Boone: ‘It's not the bad, but often the sad and the mad.’

The chance that Israeli Prime Minister Benjamin Netanyahu will actually be brought to trial seems slim. And yet the arrest warrant issued against Netanyahu will have a significant impact and comes as a hard blow for Israel. Larissa van den Herik, Professor of Public International Law, discusses the…

The number of life sentences in the Netherlands is rising sharply. This is a clear response to the serious drugs violence and brutal attacks on our rule of law. However, criminal justice experts do not believe that this will deter future offenders from carrying out liquidations.

How do perpetrators of notorious crimes integrate in society after their imprisonment? Marieke Liem and Daan Weggemans investigated this in in-depth interviews with ten Dutch convicts for murder, paedophilia and terrorism.

What would the Dutch cabinet look like if it consisted of academic experts? De Volkskrant explored this by assembling a hypothetical cabinet. Miranda Boone, Professor of Criminology and Comparative Penology, was appointed as the Minister of Justice and Security.

Pavel Durov, CEO of chat and messaging app Telegram, was arrested in France last week. The Russian tech billionaire flew into Paris by private jet and was arrested on suspicion of cybercrimes. Telegram allegedly facilitates criminal activities such as money laundering. This raises the question of how…

The first successful Leiden Networks day took place on September 23, 2016. Six world-renowned speakers (see photo) in the field of complexity and network science provided their view on the field.

With a barbecue at the Scheveningen beach the Leiden Science Buddy Programme was kicked off on 7 August. In this first round, 64 new international students are paired to current students. These buddies will do their very best to make the new students feel right at home in Leiden.

University lecturer Tazuko van Berkel is one of this year's laureates of the Ammodo Science Award. The award includes a sum of 350,000 euros that she can use as she wishes to explore new avenues in basic scientific research.

The Science faculties of Universitas Indonesia (UI) and the Universiteit Leiden signed agreements on Tuesday April 12 that will strengthen cooperation between the Faculties. The agreements were signed at the closing of a two day visit of a delegation from Indonesia. The delegation, which was led by…

PhD defence

The KNAW has rewarded 11 Leiden scientists for their commitment to science communication, by awarding them 10,000 euros each from the ‘Appreciated!’ fund.

In 2005, the International Crime Court (ICC) in The Hague started an investigation on alleged crimes in Darfur, Sudan. However, Sudan is a non-party state to the Rome Statute, on the basis of which the ICC later was established. PhD candidate Yudan Tan studied the status of the Rome Statute and she’ll…