Legal notice

Name and address

DIALOGIK gemeinnützige Gesellschaft für
Kommunikations- und Kooperationsforschung mbH
Lerchenstr. 22
70176 Stuttgart
Fon: +49 (0) 711 3585 2162
Fax: +49 (0) 711 3585 2160
Email: info [at]

Authorised shareholder representatives

Prof. Dr. Dr. h.c. Ortwin Renn, managing director
Ms Agnes Lampke, managing director

Register number: AG Stuttgart HRB 23906
VAT number: FA Stuttgart 99124/01467
Supervisory authority: District Court of Stuttgart

Data protection officer

datenschutzbeauftragte [at]

Responsible for the content

Dr. Rainer Kuhn, kuhn [at]
Prof. Dr. Dr. h.c. Ortwin Renn, renn [at]

Design and programming

Graphic design:
Technical implementation: Johny Varsami

Source information for images and figures used

Shannon Marie Ferguson, Svetlana Lukienko, Samarn Plubkilang, optimarc / Shutterstock



The author reserves the right not to be responsible for the topicality, correctness, completeness or quality of the information provided. Liability claims regarding damage caused by the use of any information provided, including any kind of information which is incomplete or incorrect, will therefore be rejected. All offers are not-binding and without obligation. Parts of the pages or the complete publication including all offers and information might be extended, changed or partly or completely deleted by the author without separate announcement.

Referrals and links

The author is not responsible for any contents linked or referred to from his pages - unless s/he has full knowledge of illegal contents and would be able to prevent the visitors of his/her site from viewing those pages. If any damage occurs by the use of information presented there, only the author of the respective pages might be liable, not the one who has linked to these pages. Furthermore the author is not liable for any postings or messages published by users of discussion boards, guestbooks or mailinglists provided on her/his page.


The author intended not to use any copyrighted material for the publication or, if not possible, to indicate the copyright of the respective object. The copyright for any material created by the author is reserved. Any duplication or use of objects such as images, diagrams, sounds or texts in other electronic or printed publications is not permitted without the author's agreement.

Legal validity of this disclaimer

This disclaimer is to be regarded as part of the internet publication which you were referred from. If sections or individual terms of this statement are not legal or correct, the content or validity of the other parts remain uninfluenced by this fact.

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