A brief bio of Archibald Alexander, a continuing Reformer in the Protestant Reformation: In the 1800s, one of the most influential Reformed theologians was Archibald Alexander. He was the first Professor of Princeton Theological Seminary beginning in 1812. Alexander’s influence at the seminary lasted over one hundred years.  M. A. Noll, “Alexander, Archibald,” in Evangelical Dictionary of Theology, ed. Walter A. Elwell (Grand Rapids: Baker Book House, 1984), 30.