Richard Noll, Noll, Richard.

Mark Allan Noll (born 1946) is an American historian specializing in the history of Christianity in the United States. He holds the position of Research Professor of History at Regent College, having previously been Francis A. McAnaney Professor of History at the University of Notre Dame. Noll is a Reformed evangelical Christian and in 2005 was named by Time magazine as one of the twenty-five most influential evangelicals in America.