The website owners Dr. Martin Treiber and Dr. Arne Kesting (see contact information, hereafter denoted as "owners", continually check and update the information contained on Despite these efforts, it is possible that some data and information may be outdated or incorrect. The owners do not guarantee the up-to-dateness, correctness or completeness of this information, or assume any legal responsibility for the information provided in the website.

The same applies for all other websites referenced with a hyperlink or otherwise. The owners are not responsible for the content of websites for which a reference or link is provided.

The owners does not assume any form of liability, including contractual liability, tort liability, absolute liability or any other form of liability for direct or indirect damages, incidental damages, penalty, including compensation or concrete damages resulting from or in connection with access, use or non-use of the owners web pages. Furthermore, the owners do not assume any liability for technical breakdown, interruption, defects, transfer delays, computer viruses, or other. Furthermore, the owners reserve the right to change or supplement the information provided at any time.

The content, structure and design of the web pages of are protected by copyright. The duplication, modification, presentation, distribution, transfer, publication, sale, license, editing, or use of information or data outside of the limited scope of the copyright is allowed only with the written consent from the owners. Use of any material is only allowed for private noncommercial purposes. When using external ressources in, we take care of the respective copyright and specifically label these ressources as such. If you nevertheless find some infringement of the copyright of third parties on, please give us a notice. We will check the issue and eliminate the violating contents right away.


The usage of is possible without transmitting personal data. Nevertheless, data may be captured during the process of internet communication, for which we take no responsibility.

The usage of data of the website owners published in accordance with German legislation (imprint, impressum) by third parties is explicitely forbidden. The website owners reserve the right to sue anybody violating this, e.g., by sending spam mails. (Of course, emails related to the contents of our website, giving feedback or the like, are welcome!)