Is it a revolution from the world of chocolate in Paris? Yes! Parisians love the first "chocolate concept store." From its name, Un Dimanche à Paris (One Sunday in Paris) right through its napkins, this is a real designer project. Proprietor Pierre Cluizel is a third-generation chocolatier, son of the eminent Michel Cluizel. He used the global marketing agency Dragon Rouge to realize this scheme—which aims to offer the ultimate in...