Perry Ellis International recently celebrated its 50th anniversary, which is an eternity in the fashion world. The company has survived the eras of track suits and polyester suits, as well as plaids and paisleys. It has eschewed etiquette, while simultaneously elevating it. It has dressed up the idea of dressing down. And it has grown. While operating under the umbrella of the iconic Perry Ellis name, the company features 20 other brands that it either owns or has third-party agreements to....