CAIRO: The German ambassador in Cairo, Michael Bock, is holding a discussion session about the Egyptian revolution and regional changes tomorrow at the University Studies and German Research Center in Zamalek. The Goethe Cultural Institute in Cairo organized the discussion. The session will discuss Egyptian culture and habits, political changes in society and comparing these changes with German changes 1990\1989 during the union of East and West Germany. Teaching assistants and professors at Egyptian universities are participating in this discussion in addition to Goethe grant participants.