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1,000 search results for “international organisaties” in the Public website

• The Social Ties that Bind: Unraveling the Role of Trust in International Intelligence Cooperation Research output

  Together with Pepijn Tuinier and Thijs Brocades Zaalberg, Sebastiaan Rietjens researched the role of trust in an international intelligence cooperation.

• The pervasive informality of the international cybersecurity regime: Geopolitics, non-state actors and diplomacy Research output

  In this article, the authors analyse two major factors that deepen informality, namely multipolar geopolitics and the rise of non-state actors.

• 
  Maxine David University Lecturer

  Faculty of Humanities

• Blog Post | A new chapter in Dutch subnational diplomacy? News - 2 June 2026

  By Pieter Jeroense

• A New Model of Global Governance in International Tax Law Making (GLOBTAXGOV). Research project

  Assessing the feasibility and legitimacy of the current model of global tax governance and the role of the OECD and EU in international tax law-making.

• Terrorism and Information Security across National Policies and International Diplomacy Research output

  In this article for Studies in Conflict & Terrorism, the authors analyse the evolution and interplay of national policies and international diplomacy on cyber terrorism within and across the UNSC’s permanent five members and the UN process on cyber norms (GGE and OEWG).

• Tackling COVID-19 Disinformation: Internal and External Challenges for the European Union Research output

  The corona crisis is also a disinformation crisis for the global community in general, and for the European Union (EU) in particular. What is less clear is how adequate the EU’s response to the ‘infodemic’ has been. This essay exposes the dangers of disinformation for the EU, which have intensified…

• Trick, trap, treason: conspiracy theories on Turkey's internal and external enemies (2002-2022) Research output

  On Thursday 29 January 2026 Uğur Derin successfully defended a doctoral thesis and graduated.

• Bakels Book Series (Bakelsreeks) Business & Law Research Network

  The Bakelsreeks is published on behalf of the Bakelsinstituut. The institute consists of the labour law departments of the Erasmus University Rotterdam, the University of Groningen, the social & corporate and financial law departments of Leiden University and a number of law firms, and focuses on initiating…

• About Institute of Public Administration

  The Institute of Public Administration at Leiden University serves as a bridge between academic research and practical application from its base in The Hague.

• Education Institute of Public Administration

  Education at the Institute of Public Administration focuses on the broad study of public administration, including the semi-public sector, lobby organisations, civil society, and relevant private organisations.

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  Crystal Ennis University Lecturer Political Economies of the Middle East

  Faculty of Humanities

• Leiden's first professor in International Studies News - 1 May 2015

  The Board of Governors of Leiden University has confirmed the appointment of Professor André Gerrits (Institute for History, currently in the field of Russian Politics and History) to the field of International Studies and Global Politics, commencing October 1st 2015.

• The International Legal Protection of Environmental Refugees. A human rights-based, security and State responsibility approach Research output

  On 7 May 2020, Jolanda van der Vliet defended her thesis 'The International Legal Protection of Environmental Refugees. A human rights-based, security and State responsibility approach'. The doctoral research was supervised by Prof. N.J. Schrijver and Prof. J.J.C. Voorhoeve.

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  Jelle Nijland Lecturer

  Faculteit der Rechtsgeleerdheid

• 
  Jet Liesker Policy officer

  Faculteit der Rechtsgeleerdheid

• 
  Emil Wolff Assistant professor

  Faculteit Governance and Global Affairs

• 
  Ehsan Jami External PhD candidate/guest

  Faculteit Governance and Global Affairs

• 
  Diego Salama Editor Journal Global Governance

  Faculty of Humanities

• sidestreaming? Analysing gender mainstreaming in national militaries and international peacekeeping Research output

  Gender sidestreaming? Analysing gender mainstreaming in national militaries and international peacekeeping

• 
  Helen Duffy Professor

  Faculteit der Rechtsgeleerdheid

• 
  Marina Calculli Assistant professor

  Faculty of Humanities

• 
  Martijn van Ette PhD candidate

  Faculty of Humanities

• ‘Walking the extra mile’: how governance networks attract international organizations to Geneva, The Hague, Vienna, and Copenhagen (1995-2015) Research output

  What contributes to the successes and failures of governance networks in small to medium-sized Western European host cities in attracting International Organizations?

• US attack on Venezuela undermines international law News - 6 January 2026

  The US attack and the arrest of Venezuelan President Maduro have raised questions worldwide. Two Leiden experts in international law, Anna Marhold and Jens Iverson of the Grotius Centre, told media outlets that this constitutes a violation of international law.

• A Catalyst for Justice? The International Criminal Court in Uganda, Kenya, and the Democratic Republic of Congo Research output

  Since its inception, a central preoccupation of and for the International Criminal Court (ICC) has been the nature of its relationship to national jurisdictions. Complementarity—the idea that the Court is intended to supplement, not supplant, national jurisdictions—has been the dominant juridical logic…

• 
  Joris Larik Educational Director/Associate Professor

  Faculteit Governance and Global Affairs

• Windmills of the Mind: Higher-Order Forms of Disinformation in International Politics Research output

  James Shires has contributed a chapter to the proceedings of the 13th International Conference on Cyber Conflict (CyCon 2021), which gathers 20 articles from the law, technology and strategy domains.

• The Local Impact of a Global Court: Assessing the Impact of the International Criminal Court in Situation Countries Research output

  On 9 January 2019, Marieke Wierda defended her thesis 'The Local Impact of a Global Court: Assessing the Impact of the International Criminal Court in Situation Countries'. The doctoral research was supervised by Prof. dr. C. Stahn en Prof. dr. L.J. van den Herik.

• Call for interns - Spring 2019 News - 16 October 2018

  The Grotius Centre for International Legal Studies is offering two internships on a full-time basis in spring 2019.

• 
  Gjovalin Macaj Assistant professor

  Faculty of Governance and Global Affairs

• 
  Müge Kinacioglu Lecturer

  Faculty of Social and Behavioural Sciences

• The Grotius Centre Launches its First International Law MOOC News - 16 December 2015

  Leiden Law School’s Grotius Centre for International Legal Studies is pleased to announce its first massive open online course (MOOC). On 18 January 2016, International Law in Action: A Guide to the International Courts and Tribunals in The Hague will go live on Coursera, an education platform that…

• 
  Matthew Frear Assistant professor

  Faculty of Humanities

• About this minor Economics

• 
  Casper Wits University Lecturer East Asia Studies

  Faculty of Humanities

• The international tax system as a complex system Research project

  Complex systems can be characterized as systems in which multiple components interact with each other, often in non-linear ways. The main goal of this research will be to investigate if and how the international tax system can be defined and modelled as a complex system. Approaching the international…

• Collaborative Crisis Management Before and During International Summits Research output

  Peak Performance: Collaborative Crisis Management Before and During International Summits. This comparative case study probes into conditions for collaborative governance in the security organisation of international summits.

• Prosecuting environmental harm before the international criminal court Research output

  On 19 juni 2018 Matthew Gillett defended his doctoral thesis ‘Prosecuting environmental harm before the international criminal court’. His supervisor is prof. dr. L.J. van den Herik.

• Freya Baetens speaks on shared international responsibility at GRILI News - 2 December 2015

  The Ghent Rolin-Jaequemyns International Law Institute (GRILI) is a research institute within the Faculty of Law at Ghent University. Founded in 2015 at the initiative of Prof. Tom Ruys, the Institute brings together the existing expertise within the law school in the broader international law domai…

• 
  Georg Wabl Guest Lecturer

  Faculteit der Rechtsgeleerdheid

• 
  Helena Landwehr PhD candidate

  Faculty of Social and Behavioural Sciences

• 
  Amber Lauwers Lecturer

  Faculty of Social and Behavioural Sciences

• 
  Elitsa Kortenska Guest

  Faculteit Governance and Global Affairs

• 
  Gerald Acho External PhD candidate

  Faculteit Governance and Global Affairs

• 
  Suzy Duivenvoorde PhD candidate

  Faculteit der Rechtsgeleerdheid

• 
  Laurens van Apeldoorn Assistent Professor

  Faculteit der Rechtsgeleerdheid

• Is Israel undermining international law with UNRWA ban? News - 29 April 2025

  The International Court of Justice (ICJ) has commenced hearings on Israel’s ban on UN organisation UNRWA. Larissa van den Herik, Professor of Public International Law, commented on news programma NOS Nieuws.

• 
  Catherine Wood PhD candidate

  Faculty of Humanities

• 
  Hilde van Meegdenburg Assistant Professor

  Faculty of Social and Behavioural Sciences