Journalist, writer, businessman, co-founder of RSCG (now Euro RSCG - Havas Group) one of the largest advertising agencies in the world. He has dealt with both commercial (in particular, Citroën) and political advertising (particularly, François Mitterrand). He has written several books, mostly related to the world of advertisement. He has also been instrumental in the foundation of the Museum of Advertising in Paris.

He shared with the readers of ICS Magzine his eminent perspective on contemporary communication.