From 2003 to 2011, Bertrand was the Director of the World Editors Forum (WEF), the organisation for editors within the World Association of Newspapers (today merged with IFRA). From 1996 to 2002 he headed World Media Live, developed for news media in seven different languages. World Media Live was a subsidiary of Vivendi Universal in charge of international websites (Cannes Film Festival, Tour de France…). From 1989 to 2001, he served as CEO of the World Media Network, a press syndicate gathering major newspapers around the globe (El Pais, La Stampa, Libération, Süddeutsche Zeitung, Der Standard, Al Ahram, An Nahar, Yomiuri Shimbun, Folha de S. Paulo, La Nacion…). Formerly, Bertrand was a lecturer at the «Institut d’Etudes Politiques » in Paris.