Drago Kos is the Chair of the OECD Working Group on Bribery in International Business Transactions. He is also the International Commissioner, and occasional Chair, of the Joint Independent Anti-Corruption Monitoring and Evaluation Committee (MEC) in Afghanistan. Between 2003 and 2011 he was the Chairman of the Council of Europe’s Group of States against Corruption (GRECO). In 2011 and 2012 he served as a Special Advisor to the Anti-Corruption Agency of the Republic of Serbia. Between 2004 and 2010 he was the first Chairman of the Commission for the Prevention of Corruption in Slovenia. He also used to be a Co-Chair of European Partners against Corruption and a member of COGEL’s Global Affairs Committee. Prior to this he was a Deputy Director of the Slovenian Criminal Investigation Directorate, the Head of the Organised Crime Section of the Slovenian Police and a member of the Council of Europe’s Group of Specialists on Organised Crime. He used to be a soccer player and UEFA/FIFA referee and is now a UEFA/FIFA referee observer.