What is advertising if not a window on the world? When a leader of one of the world's most acknowledged advertising agencies, Jean-Marie Dru, talks ads, the tale he tells is his own. It is the story of brands such as Absolut, Adidas, Apple, Danone, Michelin, Nissan, Procter & Gamble, and many others with which he has been intimately connected over years. Jet Lag is a journey, taking us from New York to Paris, from Tokyo to LA, and introducing key...