Drago Kos is the past Chair of the OECD Working Group on Bribery in International Business Transactions, Co-Chair of MENA – OECD Business Integrity Network, member of International Anti-Corruption Advisory Board (IACAB) and of the Defence Corruption Monitoring Committee (NAKO) in Ukraine and advisor to the Kosovo Anti-Corruption Agency. Between 2011 and 2015 he used to be International Commissioner and 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).