Dr. Rainer Zitelmann, Rainer Zitelmann holds doctorates in History and Sociology. He is the author of 21 books. After working as a historian at the Freie Universität Berlin, he later served as section head at the daily newspaper Die Welt. In 2000, he founded his own company, which he subsequently sold in 2016. Today he lives in Berlin as an investor and publicist.