Professor Seliger is university professor at the Technical University of Berlin and head of Institute for Machine Tools and Factory Management. Furthermore, he is a member of the Executive Board of Berlin Technology Foundation and chief organizing professor of the "International Master of Science - Course for Global Production Engineering." He is the director of the Collaborative Research Center 281, supported by the DFG (German Research Foundation) which deals about "Disassembly Factories fpr the Recovery of Ressources in Product and Material Cycles."