In 1948 he was the representative of Greece at the International Meetings of Geneva, in 1949 at the Founding Congress of the International Art Critics Union in Paris and in 1962 at the Incontro Romano della Cultura in Rome.
V roku 1948 bol reprezentantom Grécka na Medzinárodnom mítingu v Ženeve v 1949 pri príležitosti zakladajúce kongresu "International Art Critics Union in Paris" a v 1962 na Incontro Romano della Cultura in Rome.