Prof. Dr. Ekkehard Birnstiel

Prof. Dr. Ekkehard Birnstiel passed away on 01.12.2013. The University of Siegen and the Faculty of Economic Disciplines, Business Information Systems and Business Law mourn with his family. An obituary by Prof. Dr. DCom. Bodo Gemper can be found here. An obituary in the Siegener Zeitung can be found here.