Carlson Inc. appointed Ken Powell, chair of the University of Minnesota board of regents, to its board of directors, effective April 1, according to a press release issued on Wednesday. Powell is the former chairman and CEO of Golden Valley-based General Mills Inc. He currently serves on the boards of directors for Medtronic and Partners in Food Solutions, a nonprofit organization dedicated to helping start-up food companies in Africa. "We are delighted to welcome Ken to the Carlson board of...