Sergei Nikolaevich Bulgakov, a Russian economist, philosopher, and theologian, was a leading twentieth-century religious philosopher in the tradition of Vladimir Solov'ëv. Bulgakov was born in Livny, Russia, the son of a priest. He attended a church school in Livny and spent four years in a theological seminary before enrolling in the faculty of law at the University of Moscow in 1890. He was graduated in 1894 and began teaching political economy at the Moscow Technical School in 1895. From 1898 to 1900 he traveled in western Europe and Great Britain, gathering material for his master's dissertation, Kapitalizm i zemledelie (Capitalism and agriculture; 2 vols., St. Petersburg, 1900). Through this and other writings on economic and social questions he soon acquired a national reputation. After teaching in Kiev for five years, he returned to Moscow in 1906 to become professor of political economy at the Moscow Institute of Commerce; in...