Evangelicals in nineteenth-century America had a headquarters at Princeton. Charles Hodge never expected that a former student of Princeton and his own replacement during his hiatus in Europe, John W. Nevin, would lead the German Reformed Church's seminary in a new, and in his mind, destructive direction. The two, along with their institutions, would clash over philosophy and religion, producing some of the best historical theology ever written in the United States. The clash was broad,...