Professor of Business Information Systems at Berlin School of Economics and Law. I use Flickr mostly for classroom recording and documentation.

Photos of birkenkrahe (2)

  • editing at the dentist by sudphoto
  • GISELA cover detail by sudphoto
  • warming up by sudphoto
 

birkenkrahe's favorite photos from other Flickr members (19)

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Joined:
January 2007
Hometown:
Bad Kreuznach
I am:
Male and Taken
Occupation:
Storyteller & Professor
Website:
Marcus Speh Birkenkrahe