Paul Tillich, forced into exile by the Nazis in 1933, settled in the United States. His many theological works and especially his 3 volume Systematic Theology have had a profound influence upon contemporary religious thought. This volume concentrates on the key and ideas in Tillich's though. It present the essential Paul Tillich for students and the general reader. Mark Kline Taylor's introductory essay and notes on the selected texts set Tillich in his historical context, chart the development of his thought and indicate the significance of his theology in the development of Christian theology as a whole.