For each Action Management Committee (MC), formed by national experts of the signatory countries, is in charge of implementing, supervising and coordinating the activities of the Action. The Management Committee is composed of: 

Researchers in International Partner Countries (IPC) e.g. from universities, research centres and companies may participate in a COST action. 
The COST Science Officer is the main contact point in the COST office for all scientific issues. 

Presentation on progress at Annual Progress Conference, ISCH domain (Malta, May 2014).