# **Imprint**
The University of Siegen is a public corporation with legal capacity, funded by the state of North Rhine-Westphalia.\
It is represented by the Rector Univ.-Prof. Dr. Holger Burckhart.
## **Editorially responsible**
pursuant to Section 5 of the Telemedia Act (Telemediengesetz) and Section 55 (2) of the Interstate Broadcasting Treaty (Rundfunkstaatsvertrag):
**Prof. Dr. Volkmar Pipek**\
Professur für Computerunterstützte Gruppenarbeit und Soziale Medien\
Institut für Wirtschaftsinformatik, Fakultät III\
Universität Siegen\
Kohlbettstraße 15, 57072 Siegen\
Telefon: +49 (0) 271 740 – 4068
## **Competent Regulatory Authority**
Ministerium für Innovation, Wissenschaft, Forschung des Landes Nordrhein-Westfalen.\
Sales tax identification number pursuant to § 27 a of the German Sales Tax Act: DE 154854171.
## **Disclaimer**
Despite careful control of the content, we assume no liability for the content of external links. They do not represent an offer of the University of Siegen. The operators of the linked pages are solely responsible for their content. The University expressly distances itself from the contents and does not adopt them in any way.
## **Copyright**
The copyrights and rights of use (copyright) for texts, graphics, images, design and source code are held by the University of Siegen. The creation, use and distribution of copies in electronic or printed form requires permission.