Witherspoon was most recently vp of marketing communications and media for Nissan's North American business. As U.S. CMO, she'll continue to report to Nissan svp of U.S. marketing and sales, Michael Colleran. "Allyson is a critical part of the leadership team as we look forward to the next chapter," Colleran said. "Allyson's expanded role will enable Nissan to leverage data and insights to better connect with consumers through all points of the customer journey." The realignment is part of the company's "Nissan Next" transformation plan to streamline its business by 2023.