Klaus Freyburger received a PhD in mathematics and then worked in development of SAP SE for 11 years. He continues teaching  at the University of Applied Sciences Ludwigshafen, Germany for more than 15 years. His main area of teaching and research is business intelligence and analytics, especially (but not exclusively) using SAP’s product portfolio. Link to Homepage




Tobias Hagen is a professor for Business Information Systems at Offenburg University of Applied Sciences. His research interests are business intelligence and analytics. Before joining academia, Tobias worked for 9 years as a developer and manager in the BW development team at SAP SE in Walldorf. Link to Homepage