Shaun Riordan


Shaun Riordan is Director of the Department of Diplomacy and Cyberspace of the European Institute of International Studies.

His latest book “Cyberdiplomacy: Managing Security and Governance Online” was published by Polity in 2019, and explores the application of diplomacy to cyberspace.

He collaborates closely with UNITAR on digital and cyber diplomacy. He also works as an independent consultant on geopolitical risk and diplomacy for governments, Spanish companies and Anglo-American hedge funds. He has taught in diplomatic academies in Spain, Armenia, Bulgaria and the Dominican Republic.


Shaun spent 16 years in the British Diplomatic Service, including postings to New York, Beijing and Madrid and stints in the Counter-Terrorist and Yugoslav Departments of the Foreign Office in London.

Shaun leads high-level workshops on geopolitical risk analysis and management, strategic responses to cybersecurity, innovation in diplomacy and countering hybrid warfare.


Shaun is also the author of “The New Diplomacy” (Polity 2003), “Adios a la Diplomacia” (Siglo XXI, 2005) “Reforming Foreign Services for the 21st Century” (Clingendael 2010) and “Cyberdiplomacy: Diplomacy in Cyberspace” (Polity – forthcoming), and co-author (with Paul Ormerod) of “A New Approach to the Analysis of Geo-Political Risk”, (with Brian Hocking, Paul Sharp and Jan Melissen) “Diplomatic Futures: Integrative Diplomacy” (Clingendael 2012) and a Clingendael policy brief “Whither Foreign Ministries?”. He is co-editor of the special edition of the Hague Journal of Diplomacy on Business Diplomacy.

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