As the editor who launched T: The New York Times Style Magazine, as well as heading up W Magazine for ten years and working at L’Uomo Vogue and Esquire along the way, Stefano Tonchi is better placed than most to reflect on the role of style and culture magazines and what they mean today. He talks to Danielle Radojcin about his new role overseeing more than 30 global editions of L’Officiel, and how the style magazine format can stay relevant.