VITA.
The author of this dissertation was born May 1, 1867. He received from Oberlin College the degree of A. B. in 1890, and that of A. M. in 1894. He graduated from Union Theological Seminary in 1894, and has since served as an active pastor at Quaker Hill and in Brooklyn, New York. While in the Seminary and also during the years 1903-1905 he was a graduate student in Columbia University, having especial interest in the lectures of Professor Franklin H. Giddings; to whom as to his associates on the Faculty of Political Science, he owes a debt of gratitude for a conception of the common life of men on the earth.