Sico van der Meer

Research Fellow


  • Security and Defence
  • Cyber Security
  • CBRN

Sico van der Meer is a Research Fellow at the Clingendael Institute. His research focuses on non-conventional weapons such as Weapons of Mass Destruction (nuclear, chemical, biological) and cyber weapons from a strategic policy perspective. Sico graduated from the Radboud University with a Master’s in History. Before joining the Clingendael Institute, he worked as a journalist and as a Fellow of a think tank on civil-military relations.

At the Clingendael Institute he was involved in projects for clients such as EU, OPCW, NATO, OSCE, various Ministries in the Netherlands, US State Department, UK Foreign & Commonwealth Office, PAX, Geneva Nuclear Disarmament Initiative, etc. He has also been seconded to the Netherlands Ministry of Foreign Affairs and to Eindhoven Technical University.   

Sico is a regular media commentator and is frequently lecturing for various audiences. He is also a regular contributor to the Clingendael Spectator, the magazine of the Clingendael Institute. His best read Spectator publications include:  ​​​​​​​

- Nuclear arms control: the end of an era?

- Nederlands kernwapenbeleid: tussen ethiek en geopolitiek

My work



Security and Defence

How states could respond to non-state cyber-attackers

29 June 2020 - 09:05
Security and Defence

Could the Corona Crisis Strengthen Due Diligence in Cyberspace?

13 May 2020 - 09:14
Security and Defence

Nuclear risk reduction: How could the EU contribute?

26 March 2020 - 10:14
Security and Defence

The need for balancing offensive and defensive cyber operations

16 December 2019 - 17:18
Strategic Foresight

CBRN weapons: Where are we in averting Armageddon?

05 November 2019 - 14:11
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Security and Defence

The World in 2120

07 March 2020 - 10:00
Security and Defence

Iran: Beyond the Headlines

05 February 2020 - 19:15
Security and Defence

Urgent appeal for a nuclear weapon free world

26 November 2019 - 13:00
Security and Defence

A world without the Nuclear Non-Proliferation Treaty redux?

18 November 2019 - 16:00
Security and Defence

Public Lecture: NATO’s Nuclear Deterrence

23 September 2019 - 15:30
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Training courses