Calvin Klein has officially confirmed the creative directors Francisco Costa and Italo Zucchelli will be leaving the company in an attempt to unifying all Calvin Klein branding in single source creative vision. “This creative strategy marks the beginning of another significant chapter in Calvin Klein’s brand legacy since Mr. Klein’s retirement,” chief executive Steve Shiffman said in a statement. “I would like to thank Francisco and Italo for their unwavering commitment to the Calvin Klein brand and their accomplishments over the past decade. They have both contributed immensely to making Calvin Klein a global leader in the fashion industry, and they have done so with dedication, focus and creativity.” Not only are they stepping…