Benjamin Marius Telders, professor of international law, died of typhus in Bergen-Belsen on 6 April 1945. He was an example of civil courage before and during the occupation. He spoke up against inequity and injustice.

Emeritus Professor Ben Lugtenberg received ‘The Arima Award for Applied Microbiology’ from the IUMS (International Union of Microbial Societies) for his life-time contributions to this field.

Ben Wielstra studies hybrid zones, regions in which distinct populations of organisms meet, mate and produce genetically admixed offspring. In the journal Current Biology, he introduces hybrid zones in an accessible way.

Ben Wielstra studies balanced lethal systems, in which half of the offspring die before birth. In the journal Current Biology, he explains in an accessible way how such a disadvantage can originate in nature.

The Ben Pauw thesis prize for the best Master’s thesis in the area of Public Affairs was won by student Esther Mangelsdorf of the Institute of Public Administration.

On 12 September 2025, Dr. Ben Van Rompuy participated in the conference “Playing by the Rules: the Intersection of Competition Law and Sports”, organised by the University of Lausanne.

At two recent events, Ben Van Rompuy, Assistant Professor of competition law at the Europa Institute in Leiden, discussed current developments in the application of EU competition rules to regulatory aspects of sport.

Ben Van Rompuy participated as an invited expert in the 22nd Annual Meeting of the Association of European Competition Law Judges (AECLJ), which took place in Berlin between 30 May and 1 June 2024. The event was co-organised by the European Commission.

On 19 November 2018, the American Bar Association (ABA), Section of Antitrust Law organized a teleconference “Sports and Antitrust: Breaking the Ice”.

A memorial stone honouring professor and resistance hero Ben Telders was unveiled on 12 September at the site of the former concentration camp Bergen-Belsen.

Ben Van Rompuy, assistant professor of EU competition law, was an invited expert at the 23th Latin American and Caribbean Competition Forum (LACCF) organised in Quito, Ecuador on 28-29 September 2023.

When the plans for a breakaway Super League in European football were announced this weekend, governing body UEFA threatened to ban all participating clubs and players.

On 27 September the European Commission informed the International Skating Union (ISU) of its preliminary view that its eligibility rules under are in breach of EU antitrust rules.

On 25-27 June the Academic Society for Competition Law (ASCOLA) organized its 15th yearly conference discussing the most recent developments in the context of competition law policy.

The new scholarly journal ‘Voetbal- & Sportjuridische Zaken’, published by Boom Juridische Uitgevers, will focus on current legal aspects related to sport with particular attention for football.

On 8 December 2017, the European Commission decided that the International Skating Union (ISU)’s eligibility rules, which impose severe penalties on athletes participating in speed skating competitions that are not approved by the ISU, are in breach of EU competition law.

On 24 October 2018, the European Competition and Regulatory Law Review (CoRe), the Computer and Communications Industry Association (CCIA) and the Vrije Universiteit Brussel jointly organized the second “Competition Policy and Online Markets” conference in Brussels.

Ben Van Rompuy was a guest speaker at the 138th Lunch Talk of the Global Competition Law Centre (College of Europe), which took place in Brussels on 15 January 2024.

On 10 January, Ben Van Rompuy spoke at the New Year's meeting of the Dutch Competition Law Association in Amsterdam.

Dr. Ben Van Rompuy participated as an invited expert in the annual Congress of the International League of Competition Law (LIDC), held this year in Vienna from 9 to 12 October.

Shortly before Remembrance Day, a new film was launched about the life and legacy of Ben Telders. Telders was professor of Dutch Law at Leiden University at the start of the Second World War; he was imprisoned in a concentration camp on account of of his protest against the Nazis.

Master student Encyclopedie en filosofie van het recht Marlotte Roldaan vertrok in januari 2024 voor vijf maanden naar de Verenigde Staten om daar in San Francisco te gaan studeren. Haar advies voor mensen die twijfelen: ‘Gooi jezelf in het diepe’.

Alumnus Ben Smulders has worked for the European Commission for the past 33 years. ‘The discipline and depth that I experienced during my student days has helped me through various stages of my professional career.’

Flitsinterview met alumnus Kees van der Staaij: ik ben en blijf een jurist in hart en nieren

It recently emerged that a Swiss firm secretly owned by the CIA and the West German intelligence service BND had been selling manipulated coding equipment to numerous governments, including allies, to spy on them through a Swiss cover firm for years.

An Ancient Egyptian System of Workmen’s Identity Marks

Contact the director or responsible professor of the Leiden Leadership Centre for more information:

Where did species survive the cold cycles of the current Ice Age?

The Europa Instituut is pleased to announce that on 21 November 2016 a new handbook “EU State Aids” (31 Chapters, 1500 pages) was published.

On the 26th of May Sudarmoko successfully defended a doctoral thesis and graduated.

Leraar worden in het voortgezet onderwijs? Bekijk dan deze video.

Kathryn Emerson defended her thesis on 28 June 2016

What is the provenance of introduced populations?

How do balanced lethal systems originate and persist in nature?