sentences:  The supervisor of both dissertations was Professor Richard Pischel, at that time the world's leading expert on Prakrit, the ancient form of Sanskrit, and long-time head of the "Deutsche Morgenländische Gesellschaft", the German Orientalist Society.During the following years, Baron de Stael traveled widely and studied with the best oriental scholars in Germany, England and India.He started his academic career in 1909 when he was appointed assistant professor of Sanskrit in the University of St. Petersburg and the member of the Russian Committee for the Exploration of Central and Eastern Asia.