Nielsen's Own Mitch Barns Will Succeed Outside Hire David Calhoun as CEO

Company vet will take over Jan. 1

Sixteen-year Nielsen veteran Dwight "Mitch" Barns will become CEO of the company in 2014, succeeding David Calhoun, who will become executive chairman of Nielsen's board of directors, the company announced. James M. Kilts, the current chairman, will remain a company director after leaving the chairman post.