The concept of ‘Ruakh Ra‘ah’ (Evil Spirit), is extremely rare in the Tanach, but is found much more frequently in post-Biblical rabbinic literature and ev

The concept of ‘Ruakh Ra‘ah’ (Evil Spirit), is extremely rare in the Tanach, but is found much more frequently in post-Biblical rabbinic literature and ev

After World War II, Ernst Ludwig Ehrlich (1921-2007) published works in English and German by eminent Israeli scholars, in this way introducing them to a wider

The "Shadow Tree Series" comprises a unique collection of Western Esoteric studies and practices which Jacobus G. Swart, spiritual successor to William G. Gray

The "Shadow Tree Series" comprises a unique collection of Western Esoteric studies and practices which Jacobus Swart, has actuated and taught over a period of f