Discount Retail Chain Denner, a Migros-owned discounter, presented another high-profile departure occurred this week. Head of Marketing Raphael Werner (42) is stepping down after just two years. It happened abruptly: Werner made his departure public on his own initiative without mentioning a new position. Surprisingly, just the week before, Werner received the industry's highest honor: "Best Marketing Officer of the Year." Further Departures Coming hat's not all: another seni