Mark A. Johnson, from Milwaukee, graduated in 2016 with a PhD in history from the University of Alabama. Previously, he earned an MA from the University of Maryland and BA from Pur...visualizza altroMark A. Johnson, from Milwaukee, graduated in 2016 with a PhD in history from the University of Alabama. Previously, he earned an MA from the University of Maryland and BA from Purdue University. As a professional historian, he specializes in the history of the United States and the U.S. South.visualizza meno