Walter Johannes Stein
Walter Johannes Stein (6 February 1891, in Vienna – 7 July 1957, in London) was an Austrian philosopher, Waldorf school teacher, Grail researcher, and one of the pioneers of anthroposophy. == Biography == Of Jewish descent, Stein studied mathematics, physics, and philosophy at Vienna University, before completing a doctorate in philosophy at the end of the First World War, having continued work on it throughout his service in an artillery unit in the war.