Curt Eriksmoen has been conducting historical research on North Dakota for 40 years. Since August 2003, he has written a newspaper column called “Did You Know That. . .?” and, subsequently, compiled his columns into book form, which resulted in the "Did You Know That...?" series.
Did You Know That is a newspaper column written by Curt Eriksmoen and edited by his wife, Jan. The articles focus on notable people, places, and events concerning North Dakota and have attracted many readers. The column currently runs in three North Dakota newspapers, and certain articles have been published by the North Dakota Geographic Alliance Magazine and other newspapers, including one in Norway.