MEMBERSHIP IN COMMITTEES SOCIETIES :

• 1985: Bulgarian Geological Society - Member;
• 2001: Subcomission of Triassic Stratigraphy - Corresponding member;
• 2005: IGCP (International Geoscience Programme) -
  2005-2013: Secretary of the Bulgarian National IGCP Committee;
  2014: Chairman of the Bulgarian National IGCP Committee;
• 2008: ProGeo (The European Association for the Conservation of the Geological Heritage) - Member;
• 2011: Berriasian Working Group - Member;
• 2014: Bulgarian National Committee of Geology - Ex officio member.