Granted in email to me according to the example declaration of consent from Wikipedia, signed "Berlin, May 17 2008, Günter M. Ziegler"; copy available on request; see below. The required attribution for the CC license should include "Photographer: Sandro Most".
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
{{Information |Description=en:Günter M. Ziegler |Source=http://www.math.tu-berlin.de/~ziegler/photos.shtml |Date=2006 |Author=Sandro Most |Permission=Granted in email to me according to [http://en.wiki.x.io/wiki/Wikipedia:Example_requests_for_pe
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):