P.D. Ouspensky

P.D. Ouspensky was a Russian mathematician and spiritual writer who was a student of Gurdjieff's teachings. He was born in 1878 in Moscow, Russia, and later traveled extensively throughout Europe and the Middle East. Ouspensky is best known for his book 'In Search of the Miraculous', which explores the relationship between mathematics and spirituality. He also wrote several other books on spirituality and philosophy, including 'The Fourth Way' and 'The Symbolism of the Cross'. Ouspensky's teachings have had a significant influence on modern spirituality and continue to be studied by many today.