He formerly was vice-president of the Council of State (France) and is now president of the French Institute of Administrative Sciences.

In 1977, he finished first in the École nationale d'administration (French national school of administration).

He holds the position of President of the Cite International universitaire de Paris.

He was President of the institution when in August 2018 when an unusually large number of Argentinean students were expelled overnight.

[1] The students alleged that these unusual expulsions[2] took place in order to silence feminist and pro-choice Argentinean students in Paris,[3] as Argentina was heading towards a Senate vote to end the penalisation of abortion.