Frank Meier honed his craft in New York before fleeing Prohibition to tend bar at the Ritz Paris in 1921 until his death in 1947. Along the way, he became a celebrated icon living by the motto “to be a barman is to be a chemist and a psychologist.” Philippe Collin is a journalist, historian, and the author of France Inter’s successful historical podcasts. Delius is a French cartoonist in the ligne claire style and an enthusiast of Streamline Moderne and Bauhaus design.