Dr. Stefan Hirschmeier studied computer science and business administration at the RWTH Aachen University (Dipl.-Inf., Dipl.-Kfm.) and received his Ph.D. in information systems at the University of Cologne. Before, he worked as a consultant, especially for the International eBusiness Expert Group of Deutsche Telekom, and then founded a company with a data science product for the tourism industry. He is a member of the supervisory board of onOffice AG and supports TAVLA GmbH and Synamic Technologies GmbH. In addition, Stefan is publicly appointed and sworn IT expert and works for courts in Germany.