Alumni of the University of North Dakota have become notable in a variety of different fields including politics and government, business, science, literature, arts and entertainment, and athletics. Eight Governors of North Dakota were educated at UND, including Fred G. Aandahl, Louis B. Hanna, Lynn Frazier, William Langer, John Moses, Ragnvald A. Nestos, Allen I. Olson, and Ed Schafer, who was also the US Secretary of Agriculture from 2008–2009. Former Deputy National Security Advisor at the White House, Mark Pfeifle is a 1997 graduate in the School of Communications. Many U.S. Senators and Representatives of North Dakota were also graduates of UND, including former Senator Byron Dorgan and former Representative Earl Pomeroy. Former House Majority Leader Dick Armey is a UND graduate. Ronald Davies, a UND graduate and former federal judge, became a part of history when he ordered the integration of Little Rock Central High School during the Civil Rights Movement. Leigh Gerdine who was president of Webster University and was awarded the National Medal of Arts in 1989.