Alan Turing: Unlocking the Enigma
David Boyle
The Medieval Manichee: A Study of the Christian Dualist Heresy
Steven Runciman
Grokking Simplicity: Taming Complex Software With Functional ...
Eric Normand
Sacred Geometry: Symbolism and Purpose in Religious Structures
Nigel Pennick
Catching the Thread: Sufism, Dreamwork & Jungian Psychology
Llewellyn Vaughan-Lee & Irina Tweedie
Gurdjieff
Gil Friedman