Afrikan Spir
Afrikan Alexandrovich Spir, also spelled African Spir (1837–1890) was a Russian neo-Kantian philosopher of German-Greek descent who wrote primarily in German, but also French.His book ''Denken und Wirklichkeit'' (''Thought and Reality'') had a significant influence on several eminent philosophers, scholars and writers such as Hans Vaihinger, Friedrich Nietzsche, William James, Leo Tolstoy and Rudolf Steiner. Provided by Wikipedia