Hans-Dietrich Haasis is full professor for Business Administration, Production Management and Industrial Economics at the University of Bremen and chairman of Business Administration, Production-Management and Industrial Economics, University of Bremen, and director of the ISL - Institute of Shipping Economics and Logistics, Bremen. He held lectures at the Ecole Nationale Supérieure de Pétrole et des Moteurs, Paris Rueil-Malmaison, at the University Eichstätt-Ingolstadt, and at the Private University Witten-Herdecke. He also was invited to give lectures at the St. Petersburg State University of Economics and Finance, and the Technical University of Changcha, China.
Hans-Jörg Kreowski is professor for Theoretical Computer Science at the University of Bremen. His main research topics are graph transformation, formal modelling and their applications in computer science and logistics. He (co)-authored and (co)-edited 15 books and published more than 120 scientific papers.
