The Steppenwolf novelist was Hermann Hesse, a German-born Swiss poet, novelist, and painter. He is best known for his novels Siddhartha and Steppenwolf, which explore the spiritual journey of self-discovery. Hesse's works are characterized by a strong sense of spirituality and introspection, and often feature protagonists who are on a quest for meaning and understanding. His works have been translated into more than 50 languages and have sold millions of copies worldwide.