Symposium" the World Society of Ekistics attracted the worlds foremost thinkers and experts.

In Greece, he faced persistent suspicion and opposition and his recommendations were largely ignored. Having won two large contracts (National Regional Plan for Greece and Master Plan for Athens) from the Greek Junta he was criticised by competitors, after its fall in 1974, portrayed as a friend of the colonels. His visions for Athens airport to be constructed on the adjacent island of Makronissos,