This 1932 book contains five lectures delivered about the relationship between Church doctrine and Gnostic thought by F. C. Burkitt.

Preface; 1. Introduction; 2. Philosophical Gnosticism; 3. Egyptian Gnostic works; 4. The Fourth Gospel: Mandaism and Christianity; 5. The Church and the Old Testament; Index.

F. Crawford Burkitt (1864-1935) was Norrisian Professor of Divinity at the University of Cambridge from 1905-35. His other publications include Evangelion da-Mepharreshe (1904), The Gospel History and Its Transmission (1906), and Earliest Sources for the Life of Jesus (1910). He was elected to the British Academy Fellowship in 1905.