This homepage is neither a commercial provider according to § 5 TMG (possible advertisements and advertising banners go to the account of, we have no influence on the placement of these advertisements and none of us make money with them), nor a journalistic- Editorially designed offer according to § 55 II RStV, since the contributions of the various authors are not edited and this homepage has no “mass communication character”.

Accordingly, the limited imprint obligation applies according to § 55 I RStV.

Contributions identified by name do not reflect the opinion of those responsible. Despite careful control of the content, we assume no liability for the content of external links. The operators of the linked pages are solely responsible for their content.

Responsible for this page is according to § 55 I RStV:

Peter Berger
Hügelweg 3
14469 Potsdam

However, we always ask for the way of email communication first

to be selected via info (at)

You can find the appropriate PGP key for mail encryption here.