Nu Skin Enterprises, Inc. appointed Mark H. Lawrence as chief financial officer, effective March 27. Lawrence will replace Ritch Wood, who will become the chief executive officer of the company as previously announced. As indicated in the company's Feb. 16 press release, Truman Hunt, who has served as the company's chief executive officer since 2003, will become the vice chairman of the board of directors and Ryan Napierski will become the company's president. These changes are ef...