For other people with similar names, see Mark Christensen (disambiguation)Mark R. Christensen (born July 1, 1962, in Holdrege, Nebraska) is a politician from the U.S. state of Nebraska. He was a member of the Nebraska Legislature from 2007 to 2015.Christensen graduated from Arapahoe High School in 1980. He then earned a BS in Agricultural Economics from the University of Nebraska-Lincoln in 1984. He is married and has seven children.