[3][4] His academic career spans several prestigious institutions and roles, including current positions as Professor at the Institute of Theoretical and Applied Informatics of the Polish Academy of Sciences since 2017,[5] and visiting professorships at King's College London, the I3S Laboratory (CNRS, University of Côte d'Azur) and the Abraham de Moivre Laboratory (CNRS, Imperial College London).

[9] Awarded a Fulbright Fellowship, he completed a master's degree and Ph.D. at the Polytechnic University on "Stochastic automata with structural restrictions" under Prof. Edward J.

He was elected to a chair in Computer Science at the University of Liège (Belgium) and appointed in 1973, joining Professor Danny Ribbens while remaining a research director at INRIA.

He was awarded a Doctorat d'État ès Sciences Mathématiques (November 1973) from Sorbonne University, with a thesis on "Modèlisation des systèmes informatiques", under Professor Jacques-Louis Lions.

Program, before joining Paris Descartes University in 1986 as founding director of the Ecole des Hautes Etudes en Informatique.