As speculation continues to swirl over a potential Wella IPO, the company has made a big executive appointment. Former Lululemon boss Calvin McDonald has been named the company’s next chief executive officer, effective April 2. He will also be appointed to the company’s board of directors and will be based in New York. More from WWD Glenn Murphy, who has been helping the company in the interim, will remain executive chair. Murphy said of McDonald: “As a three-time CEO, he brings decades of experience a ...