Christopher B. Lofgren has been a director since 2005. He has been President and Chief Executive Officer of Schneider National, Inc., a provider of transportation, logistics and related services, since 2002. Prior to being appointed CEO, Mr. Lofgren served as Chief Operating Officer from 2000 to 2002, and Chief Information Officer from 1996 to 2002. Mr. Lofgren also serves on the Advisory Board of the School of Industrial and Systems Engineering at Georgia Tech, as a board member of the Green Bay, Wisconsin Boys & Girls Club, the Executive Committee and the Board of Directors of the American Trucking Associations, Inc. ("ATA") and the Board of Directors of the American Transportation Research Institute, a research trust affiliated with the ATA.