Bodies of the IAS

The bodies of the IAS are:
- the Assembly
- the Presidency
- the Executive Committee

Assembly

The Assembly of the IAS consists of all the regular and associate members of the IAS. The Assembly discusses issues and makes decisions at a general meeting that all the members of the IAS can attend. 

Presidency

The Presidency Board consists of the President and two Vice-Presidents. The members of the Presidency Board are elected for 3 years and the position of the IAS's President rotates on a yearly basis. In the year following an election to the post of President, he or she becomes a Vice-President of the IAS.

Executive committee (EC)

The Executive Committee consists of 9 members and is structured in the following way:
- three members of the Presidency Board,
- two Heads of the Groups.
- four members elected by the Assembly of the IAS.

Four members of the EC are elected by the Assembly with a majority vote of the present regular and associate members. A candidate for an EC membership has to be proposed, in writing, by at least two members of the IAS. The EC's mandate lasts for 3 years.