She takes over from Christian Chevrolet, who becomes editor.
Journalists Yves-Alain Cornu and Laetitia Wider have left and Yves-Noël Grin joins the team.
Bon à Savoir is a Swiss-based monthly about consumption. It covers health, housing, environment and education.
These changes are also effective for sister title Tout Compte Fait, which concentrates on consumer finance.