Jan Marinus Wiersma

Senior Research Associate
Associates are experts in their own field and contractually affiliated with Clingendael. Although associates are not employees of the Clingendael Institute, they comply with all policies that Clingendael staff do.


  • Europe and the EU


  • Europe

Jan Marinus Wiersma is Senior Research Associate at the Clingendael Institute. For fifteen years he served as Member of the European Parliament and its Committee for Foreign Affairs. He was rapporteur for the accession of Slovakia to the EU and chairman of the EP delegation for relations with Ukraine, Belarus and Moldova. His work focuses on enlargement issues, EU neighbourhood policy, economic and social policies of the EU and institutional issues. He is an authority on democracy promotion and minority policies.  He is currently monitoring  the EU enlargement process,  assessing the state of play in the Western Balkans, following events in the EU neighbourhood and is working on issues related to the democratic legitimacy of the EU.

In addition to his work at Clingendael, he is senior political advisor of the Netherlands Institute for Multiparty Democracy, Chairman of the Advisory Council of Mitrovica International Business School, Vice President of the European Forum for Democracy and Solidarity, Research Fellow at the Wiardi Beckman Foundation and chairman of the Central and Eastern Europe Book Project (CEEBP). He graduated from the University of Groningen (NL) with an MA in History.

He has (co-) authored and (co-edited) several books dealing with issues such as the future borders of the EU, the Muslim neighbours of the EU, Roma integration, history and politics,  EU–US relations and nuclear non-proliferation.

Expertise:  EU institutions, EU enlargement, EU neighbourhood policies. 

My work



Europe in the World

Meer EU aandacht voor Westelijke Balkan: niet minder democratie

30 October 2018 - 11:53
Europe in the World

Accession in abeyance: Ankara & Brussels: finding a way forward?

05 June 2018 - 11:57
Europe and the EU

The Visegrad four: different perspective on Social Europe

13 July 2017 - 13:23
Social Europe

Een debat over de toekomst van sociaal Europa

03 May 2017 - 14:44
Social Europe

Social Europe at a crossroads

21 September 2016 - 13:41
Trade and Globalisation

A ‘new’ Turkey?

23 August 2016 - 11:33
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Europe in the World

The Struggle for Ukraine

16 January 2019 - 13:30
Europe in the World

Event #1 Western Balkans-EU with President of Kosovo

23 April 2018 - 15:30
Europe in the World

Lecture Deputy Minister of Foreign Affairs of Georgia

29 November 2017 - 15:30
Europe in the World

Lecture Polish Minister of Foreign Affairs

31 October 2017 - 16:00

From Broadening to Managing the Rule of Law Agenda

06 December 2016 - 12:30
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