Xenakis was the architect of the Philips Pavilion, Brussels Universal Exhibition 1958, as well as other architectural projects such as the Couvent de La Tourette (1955). He composed for the French Pavilion, Montreal Exhibition (1967), for the show Persepolis, mountain and ruins of Persepolis, Iran (1971), for the “Polytope” of Cluny, Paris (1972), for the "Polytope" of Mycènes, ruins of Mycènes, Greece (1978), for the "Diatope" at the Inauguration of the Centre Georges Pompidou, Paris (1978).
In addition, he was founder (1965) and president (from 1965) of the Centre d'études de Mathématique et Automatique Musicales (CEMAMu), Paris; Associate Music Professor at Indiana University, Bloomington (1967–1972) and founder of the Center for Mathematical and Automated Music (CMAM), Indiana University, Bloomington (1967–1972); researcher at the Centre National de la Recherche Scientifique (CNRS), Paris (1970); Gresham Professor of Music, City University London (1975) as well as Professor at the University of Paris I-Sorbonne (1972–1989).
As of: March 2024